Ada foundation conditions: What does the soil survey show for Ada?

Ada covers about 20 square miles and had 16,481 people in the 2020 Census.

Ada foundation conditions: Which soils matter most for houses in Ada?

Durant, about 16% of the area: Very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age; Stephenville, about 10% of the area: Moderately deep, well drained, soils formed in material weathered from sandstone of Permian age; Shidler, about 9% of the area: Very shallow and shallow, well drained, moderately permeable upland soils that formed in material weathered from limestone and chert of Permian and Pennsylvanian age.

Ada foundation conditions: What does this mean for houses in Ada?

Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.

Looking for a foundation company near Ada?

Companies that serve Ada can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.

Ada foundation conditions: How were these numbers measured?

We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.

Ada foundation conditions: How much of Ada has expansive clay soil?

About 32% of Ada is mapped in soils rated high shrink-swell, 20% moderate and 33% low, measured inside the city limits from the USDA soil survey.

Ada foundation conditions: What is the most common soil in Ada?

Durant, which covers about 16% of the city. USDA describes it as very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age.

Ada foundation conditions: Is rock shallow in Ada?

Bedrock is within 40 inches of the surface under about 39% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.

Ada foundation conditions: Does Ada have high groundwater or flooding?

The soil survey maps a water table within 2 feet of the surface at some time of year under about 6% of the city, and occasional or frequent flooding on about 11%.

What does the soil survey show for Altus?

Altus covers about 18 square miles and had 18,729 people in the 2020 Census.

Which soils matter most for houses in Altus?

Tillman, about 30% of the area: Very deep, well drained, slowly permeable soils; Hollister, about 25% of the area: Very deep, well drained, very slowly permeable soils; Ozark, about 14% of the area: Very deep, moderately well drained, moderately slowly permeable soils that formed in loamy alluvium over residuum from redbed clays and claystones of Permian age.

What does this mean for houses in Altus?

Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.

Looking for a foundation company near Altus?

Companies that serve Altus can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.

Altus foundation conditions: How were these numbers measured?

We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.

How much of Altus has expansive clay soil?

About 58% of Altus is mapped in soils rated high shrink-swell, 29% moderate and 2% low, measured inside the city limits from the USDA soil survey.

What is the most common soil in Altus?

Tillman, which covers about 30% of the city. USDA describes it as very deep, well drained, slowly permeable soils.

Is rock shallow in Altus?

Bedrock is within 40 inches of the surface under about 0% of the city, according to the USDA soil survey's map-unit data.

Does Altus have high groundwater or flooding?

The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 8%.

What does the soil survey show for Alva?

Alva covers about 6 square miles and had 5,028 people in the 2020 Census.

Which soils matter most for houses in Alva?

Hardeman, about 27% of the area: Very deep, well drained, moderately rapidly permeable soils formed in moderately coarse textured eolian and alluvial sediments; Pond Creek, about 26% of the area: Very deep, well drained soils that formed in calcareous loamy material high in silt and very fine sand which was derived from a combination of loess, alluvium, residuum from red beds; Burford, about 9% of the area: Deep, well drained, slowly permeable soils formed in calcareous loamy material overlying silty redbeds.

What does this mean for houses in Alva?

Mixed ground. No single hazard dominates here, so what matters is the soil under a particular house: clay that swells and shrinks with the seasons, fill on graded lots, and water around the foundation. See shrink-swell and the active zone and surface drainage and grading.

Looking for a foundation company near Alva?

Companies that serve Alva can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.

Alva foundation conditions: How were these numbers measured?

We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.

How much of Alva has expansive clay soil?

About 17% of Alva is mapped in soils rated high shrink-swell, 39% moderate and 30% low, measured inside the city limits from the USDA soil survey.

What is the most common soil in Alva?

Hardeman, which covers about 27% of the city. USDA describes it as very deep, well drained, moderately rapidly permeable soils formed in moderately coarse textured eolian and alluvial sediments.

Is rock shallow in Alva?

Bedrock is within 40 inches of the surface under about 5% of the city, according to the USDA soil survey's map-unit data.

Does Alva have high groundwater or flooding?

The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 1%.

What does the soil survey show for Anadarko?

Anadarko covers about 7 square miles and had 5,745 people in the 2020 Census.

Which soils matter most for houses in Anadarko?

Pond Creek, about 24% of the area: Very deep, well drained soils that formed in calcareous loamy material high in silt and very fine sand which was derived from a combination of loess, alluvium, residuum from red beds; Reinach, about 18% of the area: Very deep, well drained, moderately permeable soils that formed in material weathered from loamy alluvium mostly from red beds of Permian age; Binger, about 8% of the area: Moderately deep, well drained, moderately permeable soils that formed in weakly cemented sandstone of Permian age.

What does this mean for houses in Anadarko?

Flood-prone soils. Floodplain soils are layered stream deposits: softer, wetter and more variable than upland soils, and they flood. See soft soil consolidation and Quaternary alluvium and terraces.

Looking for a foundation company near Anadarko?

Companies that serve Anadarko can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.

Anadarko foundation conditions: How were these numbers measured?

We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.

How much of Anadarko has expansive clay soil?

About 8% of Anadarko is mapped in soils rated high shrink-swell, 31% moderate and 42% low, measured inside the city limits from the USDA soil survey.

What is the most common soil in Anadarko?

Pond Creek, which covers about 24% of the city. USDA describes it as very deep, well drained soils that formed in calcareous loamy material high in silt and very fine sand which was derived from a combination of loess, alluvium, residuum from red beds.

Is rock shallow in Anadarko?

Bedrock is within 40 inches of the surface under about 16% of the city, according to the USDA soil survey's map-unit data.

Does Anadarko have high groundwater or flooding?

The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 10%.

What does the soil survey show for Ardmore?

Ardmore covers about 50 square miles and had 24,725 people in the 2020 Census.

Which soils matter most for houses in Ardmore?

Windthorst, about 14% of the area: Very deep, moderately well drained, moderately slowly permeable soils that formed in sandy and clayey residuum weathered from claystone and sandstone of Cretaceous age; Normangee, about 14% of the area: Soils that are deep to weakly consolidated shale; Durant, about 10% of the area: Very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age.

What does this mean for houses in Ardmore?

Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.

Looking for a foundation company near Ardmore?

Companies that serve Ardmore can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.

Ardmore foundation conditions: How were these numbers measured?

We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.

How much of Ardmore has expansive clay soil?

About 39% of Ardmore is mapped in soils rated high shrink-swell, 20% moderate and 23% low, measured inside the city limits from the USDA soil survey.

What is the most common soil in Ardmore?

Windthorst, which covers about 14% of the city. USDA describes it as very deep, moderately well drained, moderately slowly permeable soils that formed in sandy and clayey residuum weathered from claystone and sandstone of Cretaceous age.

Is rock shallow in Ardmore?

Bedrock is within 40 inches of the surface under about 12% of the city, according to the USDA soil survey's map-unit data.

Does Ardmore have high groundwater or flooding?

The soil survey maps a water table within 2 feet of the surface at some time of year under about 9% of the city, and occasional or frequent flooding on about 8%.

Oklahoma cities: every question answered

765 questions with short answers. Each links to the full, sourced explanation.

What are foundation conditions like in Ada, Oklahoma?

About 32% of Ada sits on high shrink-swell soil and 39% has bedrock within 40 inches; Durant is the most common soil. Measured from USDA soil maps.

Ada foundation conditions: What does the soil survey show for Ada?: Ada covers about 20 square miles and had 16,481 people in the 2020 Census.
Ada foundation conditions: Which soils matter most for houses in Ada?: Durant, about 16% of the area: Very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age; Stephenville, about 10% of the area: Moderately deep, well drained, soils formed in material weathered from sandstone of Permian age; Shidler, about 9% of the area: Very shallow and shallow, well drained, moderately permeable upland soils that formed in material weathered from limestone and chert of Permian and Pennsylvanian age.
Ada foundation conditions: What does this mean for houses in Ada?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Ada?: Companies that serve Ada can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Ada foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
Ada foundation conditions: How much of Ada has expansive clay soil?: About 32% of Ada is mapped in soils rated high shrink-swell, 20% moderate and 33% low, measured inside the city limits from the USDA soil survey.
Ada foundation conditions: What is the most common soil in Ada?: Durant, which covers about 16% of the city. USDA describes it as very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age.
Ada foundation conditions: Is rock shallow in Ada?: Bedrock is within 40 inches of the surface under about 39% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Ada foundation conditions: Does Ada have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 6% of the city, and occasional or frequent flooding on about 11%.

What are foundation conditions like in Altus, Oklahoma?

About 58% of Altus sits on high shrink-swell soil; Tillman is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Altus?: Altus covers about 18 square miles and had 18,729 people in the 2020 Census.
Which soils matter most for houses in Altus?: Tillman, about 30% of the area: Very deep, well drained, slowly permeable soils; Hollister, about 25% of the area: Very deep, well drained, very slowly permeable soils; Ozark, about 14% of the area: Very deep, moderately well drained, moderately slowly permeable soils that formed in loamy alluvium over residuum from redbed clays and claystones of Permian age.
What does this mean for houses in Altus?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Altus?: Companies that serve Altus can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Altus foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Altus has expansive clay soil?: About 58% of Altus is mapped in soils rated high shrink-swell, 29% moderate and 2% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Altus?: Tillman, which covers about 30% of the city. USDA describes it as very deep, well drained, slowly permeable soils.
Is rock shallow in Altus?: Bedrock is within 40 inches of the surface under about 0% of the city, according to the USDA soil survey's map-unit data.
Does Altus have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 8%.

What are foundation conditions like in Alva, Oklahoma?

About 17% of Alva sits on high shrink-swell soil; Hardeman is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Alva?: Alva covers about 6 square miles and had 5,028 people in the 2020 Census.
Which soils matter most for houses in Alva?: Hardeman, about 27% of the area: Very deep, well drained, moderately rapidly permeable soils formed in moderately coarse textured eolian and alluvial sediments; Pond Creek, about 26% of the area: Very deep, well drained soils that formed in calcareous loamy material high in silt and very fine sand which was derived from a combination of loess, alluvium, residuum from red beds; Burford, about 9% of the area: Deep, well drained, slowly permeable soils formed in calcareous loamy material overlying silty redbeds.
What does this mean for houses in Alva?: Mixed ground. No single hazard dominates here, so what matters is the soil under a particular house: clay that swells and shrinks with the seasons, fill on graded lots, and water around the foundation. See shrink-swell and the active zone and surface drainage and grading.
Looking for a foundation company near Alva?: Companies that serve Alva can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Alva foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Alva has expansive clay soil?: About 17% of Alva is mapped in soils rated high shrink-swell, 39% moderate and 30% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Alva?: Hardeman, which covers about 27% of the city. USDA describes it as very deep, well drained, moderately rapidly permeable soils formed in moderately coarse textured eolian and alluvial sediments.
Is rock shallow in Alva?: Bedrock is within 40 inches of the surface under about 5% of the city, according to the USDA soil survey's map-unit data.
Does Alva have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 1%.

What are foundation conditions like in Anadarko, Oklahoma?

About 8% of Anadarko sits on high shrink-swell soil; Pond Creek is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Anadarko?: Anadarko covers about 7 square miles and had 5,745 people in the 2020 Census.
Which soils matter most for houses in Anadarko?: Pond Creek, about 24% of the area: Very deep, well drained soils that formed in calcareous loamy material high in silt and very fine sand which was derived from a combination of loess, alluvium, residuum from red beds; Reinach, about 18% of the area: Very deep, well drained, moderately permeable soils that formed in material weathered from loamy alluvium mostly from red beds of Permian age; Binger, about 8% of the area: Moderately deep, well drained, moderately permeable soils that formed in weakly cemented sandstone of Permian age.
What does this mean for houses in Anadarko?: Flood-prone soils. Floodplain soils are layered stream deposits: softer, wetter and more variable than upland soils, and they flood. See soft soil consolidation and Quaternary alluvium and terraces.
Looking for a foundation company near Anadarko?: Companies that serve Anadarko can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Anadarko foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Anadarko has expansive clay soil?: About 8% of Anadarko is mapped in soils rated high shrink-swell, 31% moderate and 42% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Anadarko?: Pond Creek, which covers about 24% of the city. USDA describes it as very deep, well drained soils that formed in calcareous loamy material high in silt and very fine sand which was derived from a combination of loess, alluvium, residuum from red beds.
Is rock shallow in Anadarko?: Bedrock is within 40 inches of the surface under about 16% of the city, according to the USDA soil survey's map-unit data.
Does Anadarko have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 10%.

What are foundation conditions like in Ardmore, Oklahoma?

About 39% of Ardmore sits on high shrink-swell soil; Windthorst is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Ardmore?: Ardmore covers about 50 square miles and had 24,725 people in the 2020 Census.
Which soils matter most for houses in Ardmore?: Windthorst, about 14% of the area: Very deep, moderately well drained, moderately slowly permeable soils that formed in sandy and clayey residuum weathered from claystone and sandstone of Cretaceous age; Normangee, about 14% of the area: Soils that are deep to weakly consolidated shale; Durant, about 10% of the area: Very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age.
What does this mean for houses in Ardmore?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Ardmore?: Companies that serve Ardmore can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Ardmore foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Ardmore has expansive clay soil?: About 39% of Ardmore is mapped in soils rated high shrink-swell, 20% moderate and 23% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Ardmore?: Windthorst, which covers about 14% of the city. USDA describes it as very deep, moderately well drained, moderately slowly permeable soils that formed in sandy and clayey residuum weathered from claystone and sandstone of Cretaceous age.
Is rock shallow in Ardmore?: Bedrock is within 40 inches of the surface under about 12% of the city, according to the USDA soil survey's map-unit data.
Does Ardmore have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 9% of the city, and occasional or frequent flooding on about 8%.

What are foundation conditions like in Bartlesville, Oklahoma?

About 35% of Bartlesville sits on high shrink-swell soil and 43% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Bartlesville?: Bartlesville covers about 23 square miles and had 37,290 people in the 2020 Census.
Which soils matter most for houses in Bartlesville?: Dennis, about 17% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Shidler, about 12% of the area: Very shallow and shallow, well drained, moderately permeable upland soils that formed in material weathered from limestone and chert of Permian and Pennsylvanian age; Verdigris, about 11% of the area: Very deep, well drained soils that formed in silty alluvium on flood plains.
What does this mean for houses in Bartlesville?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Bartlesville?: Companies that serve Bartlesville can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Bartlesville foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Bartlesville has expansive clay soil?: About 35% of Bartlesville is mapped in soils rated high shrink-swell, 44% moderate and 7% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Bartlesville?: Dennis, which covers about 17% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Bartlesville?: Bedrock is within 40 inches of the surface under about 38% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Bartlesville have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 43% of the city, and occasional or frequent flooding on about 17%.

What are foundation conditions like in Bethany, Oklahoma?

About 9% of Bethany sits on high shrink-swell soil; Konawa is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Bethany?: Bethany covers about 5 square miles and had 20,831 people in the 2020 Census.
Which soils matter most for houses in Bethany?: Konawa, about 20% of the area: Very deep, well drained soils that formed in sandy and loamy alluvium of Pleistocene age; Teller, about 17% of the area: Very deep, well drained, moderately permeable soils that formed in loamy sediments of Pleistocene age; Derby, about 6% of the area: Very deep, somewhat excessively drained soils that formed in sandy eolian sediments of Pleistocene age.
What does this mean for houses in Bethany?: Less clay, different problems. Sandy and loamy soils swell little, so movement more often comes from fill settlement, erosion and washouts or plumbing leaks.
Looking for a foundation company near Bethany?: Companies that serve Bethany can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Bethany foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Bethany has expansive clay soil?: About 9% of Bethany is mapped in soils rated high shrink-swell, 1% moderate and 46% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Bethany?: Konawa, which covers about 20% of the city. USDA describes it as very deep, well drained soils that formed in sandy and loamy alluvium of Pleistocene age.
Is rock shallow in Bethany?: Bedrock is within 40 inches of the surface under about 1% of the city, according to the USDA soil survey's map-unit data.
Does Bethany have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 0%.

What are foundation conditions like in Bixby, Oklahoma?

Bixby is split between Arkansas River terraces and floodplain, where 42% of the land rates low shrink-swell, and Dennis clay uplands; sandstone ridges add shallow rock.

How much of Bixby has expansive soil?: Bixby covers about 26 square miles across the Tulsa, Wagoner and Okmulgee county soil surveys. About 30% of the city is in somewhat poorly or poorly drained soils.
Which Bixby soils matter most for houses?: Choska, the most common soil, is very deep and well drained, on low terraces of floodplains, formed in loamy alluvium of Pleistocene age; Okay is very deep and well drained, on broad, smooth high terraces, formed in loamy alluvium; Severn is very deep and well drained, formed in silty alluvium on level to gently undulating floodplains.
What does river ground mean for Bixby foundations?: Floodplain and terrace soils are loose sediment rather than weathered rock, so they swell less but can be soft and deep.
Looking for a foundation company near Bixby?: Companies that serve Bixby can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Bixby foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Bixby has expansive clay soil?: About 24% of Bixby is mapped in soils rated high shrink-swell, 20% moderate and 42% low, from the USDA soil survey.
What is the most common soil in Bixby?: Choska, a very deep, well drained soil on low terraces of floodplains formed in loamy alluvium, covers about 15% of the city.
Why do some Bixby neighborhoods move more than others?: The river terraces and floodplain are mostly loamy and rate low on shrink-swell, while uplands on Dennis clay hold perched water and swell. Hector soils on sandstone ridges reach hard rock 14 to 20 inches down.
Is Bixby in a floodplain?: Parts of it. Bixby's floodplains are mapped in FEMA's flood studies for Tulsa and Wagoner counties, which include the city.

What are foundation conditions like in Blackwell, Oklahoma?

About 66% of Blackwell sits on high shrink-swell soil; Tabler is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Blackwell?: Blackwell covers about 6 square miles and had 6,085 people in the 2020 Census.
Which soils matter most for houses in Blackwell?: Tabler, about 23% of the area: Very deep, moderately well drained, very slowly permeable soils that formed in calcareous loamy or clayey alluvial sediments; Milan, about 13% of the area: Deep, well drained, moderately slowly permeable soils formed in loamy Pleistocene alluvium on treads and risers of paleoterraces; Bethany, about 9% of the area: Very deep, well drained soils that formed in loess or alluvium of Pleistocene age over shale of Permian age.
What does this mean for houses in Blackwell?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Blackwell?: Companies that serve Blackwell can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Blackwell foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Blackwell has expansive clay soil?: About 66% of Blackwell is mapped in soils rated high shrink-swell, 17% moderate and 1% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Blackwell?: Tabler, which covers about 23% of the city. USDA describes it as very deep, moderately well drained, very slowly permeable soils that formed in calcareous loamy or clayey alluvial sediments.
Is rock shallow in Blackwell?: Bedrock is within 40 inches of the surface under about 1% of the city, according to the USDA soil survey's map-unit data.
Does Blackwell have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 25% of the city, and occasional or frequent flooding on about 3%.

What are foundation conditions like in Blanchard, Oklahoma?

About 1% of Blanchard sits on high shrink-swell soil and 71% has bedrock within 40 inches; Stephenville is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Blanchard?: Blanchard covers about 30 square miles and had 8,879 people in the 2020 Census.
Which soils matter most for houses in Blanchard?: Stephenville, about 34% of the area: Moderately deep, well drained, soils formed in material weathered from sandstone of Permian age; Nash, about 14% of the area: Moderately deep, well drained, moderately permeable upland soils that formed in material weathered from sandstone of Permian age; Lucien, about 12% of the area: Shallow, well drained soils on the summits and shoulders of low hills that formed in material weathered from sandstone, interbedded with clay, siltstone, or sandy shale of Permian age.
What does this mean for houses in Blanchard?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Blanchard?: Companies that serve Blanchard can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Blanchard foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Blanchard has expansive clay soil?: About 1% of Blanchard is mapped in soils rated high shrink-swell, 23% moderate and 61% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Blanchard?: Stephenville, which covers about 34% of the city. USDA describes it as moderately deep, well drained, soils formed in material weathered from sandstone of Permian age.
Is rock shallow in Blanchard?: Bedrock is within 40 inches of the surface under about 71% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Blanchard have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 10%.

What are foundation conditions like in Broken Arrow, Oklahoma?

About 31% of Broken Arrow sits on high shrink-swell soil and 45% on poorly drained soil; Dennis clay covers nearly a third of the city.

How much of Broken Arrow has expansive soil?: Broken Arrow covers about 63 square miles across the Tulsa and Wagoner county soil surveys.
Which Broken Arrow soils matter most for houses?: Dennis covers about 31% of the city. It is very deep and somewhat poorly drained, with a perched water table 12 to 30 inches down from December through April.
Where are Broken Arrow's floodplains?: FEMA's flood insurance study for the Wagoner County side of the city maps the Arkansas River, Broken Arrow Creek and its tributaries, Covington Creek and Coweta Creek, among others.
Who can do foundation work in Broken Arrow?: General contractor registration in Broken Arrow requires a certificate of general liability insurance with at least $50,000 coverage, workers' compensation proof or an affidavit of exemption, and a copy of the contractor's driver's license. See permits and licensing by city.
Looking for a foundation company near Broken Arrow?: Companies that serve Broken Arrow can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Broken Arrow foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Broken Arrow has expansive clay soil?: About 31% of Broken Arrow is mapped in soils rated high shrink-swell and 35% moderate, from the USDA soil survey.
What is the most common soil in Broken Arrow?: Dennis, a deep clayey soil formed from shale, covers about 31% of the city. Water perches 12 to 30 inches down from December through April.
Which creeks in Broken Arrow have mapped floodplains?: FEMA's flood study for the Wagoner County side lists Broken Arrow Creek and its tributaries, Covington Creek, Coweta Creek and the Arkansas River among its mapped streams.
Does foundation work in a Broken Arrow floodplain need a permit?: Yes. The city says any development in the Broken Arrow regulatory floodplain needs a permit, not just new buildings, and asks owners to contact the Engineering Department before building, filling or changing structures there.

What are foundation conditions like in Catoosa, Oklahoma?

About 25% of Catoosa sits on high shrink-swell soil and 37% has a water table within 2 feet; Shidler is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Catoosa?: Catoosa covers about 12 square miles and had 7,440 people in the 2020 Census.
Which soils matter most for houses in Catoosa?: Shidler, about 11% of the area: Very shallow and shallow, well drained, moderately permeable upland soils that formed in material weathered from limestone and chert of Permian and Pennsylvanian age; Hector, about 9% of the area: Shallow, well drained, moderately rapidly permeable soils that formed in residuum from sandstone bedrock; Apperson, about 8% of the area: Deep, moderately well drained, slowly permeable soils that formed in calcareous residuum weathered from limestone of Pennsylvanian age.
What does this mean for houses in Catoosa?: Shallow water. A water table near the surface, often perched on tight clay or shale in winter and spring, keeps soil at slab edges and in crawl spaces wet and swollen. See groundwater and perched water, crawl space moisture and surface drainage and grading.
Looking for a foundation company near Catoosa?: Companies that serve Catoosa can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Catoosa foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Catoosa has expansive clay soil?: About 25% of Catoosa is mapped in soils rated high shrink-swell, 48% moderate and 11% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Catoosa?: Shidler, which covers about 11% of the city. USDA describes it as very shallow and shallow, well drained, moderately permeable upland soils that formed in material weathered from limestone and chert of Permian and Pennsylvanian age.
Is rock shallow in Catoosa?: Bedrock is within 40 inches of the surface under about 55% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Catoosa have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 37% of the city, and occasional or frequent flooding on about 9%.

What are foundation conditions like in Chickasha, Oklahoma?

About 18% of Chickasha sits on high shrink-swell soil; Teller is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Chickasha?: Chickasha covers about 22 square miles and had 16,051 people in the 2020 Census.
Which soils matter most for houses in Chickasha?: Teller, about 20% of the area: Very deep, well drained, moderately permeable soils that formed in loamy sediments of Pleistocene age; Dale, about 16% of the area: Very deep, well drained soils that formed in material weathered from loamy alluvium; Norge, about 8% of the area: Very deep, well drained, moderately slowly permeable upland soils that formed in loamy alluvium of Pleistocene age.
What does this mean for houses in Chickasha?: Flood-prone soils. Floodplain soils are layered stream deposits: softer, wetter and more variable than upland soils, and they flood. See soft soil consolidation and Quaternary alluvium and terraces.
Looking for a foundation company near Chickasha?: Companies that serve Chickasha can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Chickasha foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Chickasha has expansive clay soil?: About 18% of Chickasha is mapped in soils rated high shrink-swell, 50% moderate and 18% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Chickasha?: Teller, which covers about 20% of the city. USDA describes it as very deep, well drained, moderately permeable soils that formed in loamy sediments of Pleistocene age.
Is rock shallow in Chickasha?: Bedrock is within 40 inches of the surface under about 3% of the city, according to the USDA soil survey's map-unit data.
Does Chickasha have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 10%.

What are foundation conditions like in Choctaw, Oklahoma?

About 7% of Choctaw sits on high shrink-swell soil and 39% has bedrock within 40 inches; Stephenville is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Choctaw?: Choctaw covers about 27 square miles and had 12,182 people in the 2020 Census.
Which soils matter most for houses in Choctaw?: Stephenville, about 19% of the area: Moderately deep, well drained, soils formed in material weathered from sandstone of Permian age; Harrah, about 18% of the area: Soils that are very deep to sandstone bedrock, well drained soils that formed in sandy and loamy colluvium weathered from sandstone of Permian age; Littleaxe, about 11% of the area: Deep, well drained, moderately permeable soils that formed in materials weathered from weakly cemented sandstone interbedded with weakly cemented shale of Permian age.
What does this mean for houses in Choctaw?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Choctaw?: Companies that serve Choctaw can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Choctaw foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Choctaw has expansive clay soil?: About 7% of Choctaw is mapped in soils rated high shrink-swell, 3% moderate and 73% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Choctaw?: Stephenville, which covers about 19% of the city. USDA describes it as moderately deep, well drained, soils formed in material weathered from sandstone of Permian age.
Is rock shallow in Choctaw?: Bedrock is within 40 inches of the surface under about 39% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Choctaw have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 7% of the city, and occasional or frequent flooding on about 10%.

What are foundation conditions like in Claremore, Oklahoma?

About 37% of Claremore sits on high shrink-swell soil and 41% on poorly drained soil; Dennis clay, whose type location is just north of the city, covers 30%.

How much of Claremore has expansive soil?: Claremore covers about 15 square miles across the Rogers and Mayes county soil surveys.
Which Claremore soils matter most for houses?: Dennis is very deep and somewhat poorly drained, with a perched water table 12 to 30 inches down from December through April; its type location is about half a mile north of Claremore; Bates, about 15%, is a well drained loamy prairie soil that reaches soft sandstone or shale at 20 to 40 inches, with lower swell than clay soils; Okemah has a silty clay subsoil with slickensides and water perched 2 to 3 feet down in winter and spring.
What does this mean for Claremore houses?: Clay that swells when perched water rises in winter and spring, then shrinks in late summer, drives perimeter heave and edge drop. Keeping roof and surface water away from the foundation matters; see surface drainage and grading and groundwater and perched water.
Looking for a foundation company near Claremore?: Companies that serve Claremore can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Claremore foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Claremore has expansive clay soil?: About 37% of Claremore is mapped in soils rated high shrink-swell and 33% moderate; only about 6% rates low.
What is the most common soil in Claremore?: Dennis covers about 30% of the city. Its official type location is about half a mile north of Claremore in Rogers County.
Why do Claremore foundations move in winter and spring?: Dennis is somewhat poorly drained, with water perched 12 to 30 inches down from December through April, which swells clay at slab edges and in crawl spaces.
Is there shallow rock in Claremore?: In places. Collinsville soils sit on hard sandstone only 4 to 20 inches down, and Bates reaches soft sandstone or shale at 20 to 40 inches.

What are foundation conditions like in Clinton, Oklahoma?

About 0% of Clinton sits on high shrink-swell soil and 37% has bedrock within 40 inches; Carey is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Clinton?: Clinton covers about 10 square miles and had 8,521 people in the 2020 Census.
Which soils matter most for houses in Clinton?: Carey, about 33% of the area: Very deep, well drained, moderately permeable soils that formed in weakly consolidated silty or sandy sediments of Permian age; Woodward, about 20% of the area: Moderately deep, well drained, moderately permeable soils that formed in residuum weathered from sandstone bedrock of Permian age; Quinlan, about 8% of the area: Shallow, well drained, moderately rapid to moderately permeable soils that formed in loamy residuum weathered from noncemented, calcareous sandstone bedrock of Permian age.
What does this mean for houses in Clinton?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Clinton?: Companies that serve Clinton can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Clinton foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Clinton has expansive clay soil?: About 0% of Clinton is mapped in soils rated high shrink-swell, 49% moderate and 38% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Clinton?: Carey, which covers about 33% of the city. USDA describes it as very deep, well drained, moderately permeable soils that formed in weakly consolidated silty or sandy sediments of Permian age.
Is rock shallow in Clinton?: Bedrock is within 40 inches of the surface under about 37% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Clinton have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 7%.

What are foundation conditions like in Collinsville, Oklahoma?

About 35% of Collinsville sits on high shrink-swell soil and 70% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Collinsville?: Collinsville covers about 8 square miles and had 7,881 people in the 2020 Census.
Which soils matter most for houses in Collinsville?: Dennis, about 27% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Coweta, about 12% of the area: Shallow, well drained to somewhat excessively drained soils on interfluves and hillslopes; Okemah, about 11% of the area: Very deep, somewhat poorly drained soils that formed in material weathered from loamy and clayey alluvium or colluvium from shale of Pennsylvanian age.
What does this mean for houses in Collinsville?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Collinsville?: Companies that serve Collinsville can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Collinsville foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Collinsville has expansive clay soil?: About 35% of Collinsville is mapped in soils rated high shrink-swell, 48% moderate and 7% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Collinsville?: Dennis, which covers about 27% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Collinsville?: Bedrock is within 40 inches of the surface under about 31% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Collinsville have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 70% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Coweta, Oklahoma?

About 26% of Coweta sits on high shrink-swell soil and 63% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Coweta?: Coweta covers about 10 square miles and had 9,654 people in the 2020 Census.
Which soils matter most for houses in Coweta?: Dennis, about 32% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Okemah, about 10% of the area: Very deep, somewhat poorly drained soils that formed in material weathered from loamy and clayey alluvium or colluvium from shale of Pennsylvanian age; Newtonia, about 7% of the area: Very deep well drained soils that formed in loess and residuum of the Cherokee Prairies.
What does this mean for houses in Coweta?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Coweta?: Companies that serve Coweta can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Coweta foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Coweta has expansive clay soil?: About 26% of Coweta is mapped in soils rated high shrink-swell, 48% moderate and 10% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Coweta?: Dennis, which covers about 32% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Coweta?: Bedrock is within 40 inches of the surface under about 19% of the city, according to the USDA soil survey's map-unit data.
Does Coweta have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 63% of the city, and occasional or frequent flooding on about 3%.

What are foundation conditions like in Cushing, Oklahoma?

About 48% of Cushing sits on high shrink-swell soil; Agra is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Cushing?: Cushing covers about 8 square miles and had 8,327 people in the 2020 Census.
Which soils matter most for houses in Cushing?: Agra, about 35% of the area: Very deep, moderately well drained soils that formed in material weathered from shale or clay, of Pennsylvanian age; Coyle, about 8% of the area: Moderately deep, well drained soils that formed in material weathered from sandstone of Permian age; Chickasha, about 5% of the area: Deep, well drained, moderately permeable soils that formed in material weathered from sandstone of Permian age.
What does this mean for houses in Cushing?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Cushing?: Companies that serve Cushing can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Cushing foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Cushing has expansive clay soil?: About 48% of Cushing is mapped in soils rated high shrink-swell, 6% moderate and 19% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Cushing?: Agra, which covers about 35% of the city. USDA describes it as very deep, moderately well drained soils that formed in material weathered from shale or clay, of Pennsylvanian age.
Is rock shallow in Cushing?: Bedrock is within 40 inches of the surface under about 28% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Cushing have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 16% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Del City, Oklahoma?

About 13% of Del City sits on high shrink-swell soil; Norge is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Del City?: Del City covers about 8 square miles and had 21,822 people in the 2020 Census.
Which soils matter most for houses in Del City?: Norge, about 13% of the area: Very deep, well drained, moderately slowly permeable upland soils that formed in loamy alluvium of Pleistocene age; Renthin, about 5% of the area: Deep, well drained, very slowly permeable soils formed in material weathered from clayey and silty shale of Permian age; Teller, about 5% of the area: Very deep, well drained, moderately permeable soils that formed in loamy sediments of Pleistocene age.
What does this mean for houses in Del City?: Flood-prone soils. Floodplain soils are layered stream deposits: softer, wetter and more variable than upland soils, and they flood. See soft soil consolidation and Quaternary alluvium and terraces.
Looking for a foundation company near Del City?: Companies that serve Del City can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Del City foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Del City has expansive clay soil?: About 13% of Del City is mapped in soils rated high shrink-swell, 30% moderate and 14% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Del City?: Norge, which covers about 13% of the city. USDA describes it as very deep, well drained, moderately slowly permeable upland soils that formed in loamy alluvium of Pleistocene age.
Is rock shallow in Del City?: Bedrock is within 40 inches of the surface under about 9% of the city, according to the USDA soil survey's map-unit data.
Does Del City have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 2% of the city, and occasional or frequent flooding on about 12%.

What are foundation conditions like in Duncan, Oklahoma?

About 26% of Duncan sits on high shrink-swell soil and 38% has bedrock within 40 inches; Stephenville is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Duncan?: Duncan covers about 43 square miles and had 22,692 people in the 2020 Census.
Which soils matter most for houses in Duncan?: Stephenville, about 18% of the area: Moderately deep, well drained, soils formed in material weathered from sandstone of Permian age; Zaneis, about 13% of the area: Deep, well drained soils that formed in material weathered from interbedded sandstone and shale of Permian age; Port, about 6% of the area: Very deep, well drained, moderately permeable flood plain soils that formed in calcareous loamy alluvium of Recent age.
What does this mean for houses in Duncan?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Duncan?: Companies that serve Duncan can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Duncan foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Duncan has expansive clay soil?: About 26% of Duncan is mapped in soils rated high shrink-swell, 20% moderate and 35% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Duncan?: Stephenville, which covers about 18% of the city. USDA describes it as moderately deep, well drained, soils formed in material weathered from sandstone of Permian age.
Is rock shallow in Duncan?: Bedrock is within 40 inches of the surface under about 38% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Duncan have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Durant, Oklahoma?

About 62% of Durant sits on high shrink-swell soil and 41% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Durant?: Durant covers about 28 square miles and had 18,589 people in the 2020 Census.
Which soils matter most for houses in Durant?: Dennis, about 33% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Durant, about 17% of the area: Very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age; Bernow, about 6% of the area: Deep, well drained, moderately permeable soils that formed in mostly sandy and loamy residuum derived from sandstone of Cretaceous age.
What does this mean for houses in Durant?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Durant?: Companies that serve Durant can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Durant foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Durant has expansive clay soil?: About 62% of Durant is mapped in soils rated high shrink-swell, 14% moderate and 13% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Durant?: Dennis, which covers about 33% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Durant?: Bedrock is within 40 inches of the surface under about 8% of the city, according to the USDA soil survey's map-unit data.
Does Durant have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 41% of the city, and occasional or frequent flooding on about 9%.

What are foundation conditions like in Edmond, Oklahoma?

About half of Edmond rates low shrink-swell because sandy soils over sandstone dominate, but 16% is high, and rock under the Garber sandstone can be very deep.

How much of Edmond has expansive soil?: Edmond covers about 84 square miles across the Oklahoma and Logan county soil surveys. Only about 1.5% of the city is poorly drained.
Which Edmond soils matter most for houses?: Stephenville, about 20% of the city, is moderately deep and well drained, formed from Permian sandstone, with soft sandstone typically 20 to 40 inches down; Harrah is very deep to sandstone and well drained, in sandy and loamy colluvium on low hills with slopes of 3 to 45 percent; Darnell is shallow and sandy, with sandstone 10 to 20 inches down.
How deep is firm rock in Edmond?: Borings for the Interstate 35 bridge over Waterloo Road, on Edmond's north side, found competent rock in the Garber sandstone at 20.5 to 95 feet, far deeper and more variable than under upland shale in Tulsa.
What causes foundation problems on Edmond's sandy hills?: Sandy, well drained soils swell little, so movement there more often comes from fill settlement, slope creep, erosion and undermining or a plumbing leak than from clay.
Looking for a foundation company near Edmond?: Companies that serve Edmond can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Edmond foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Edmond has expansive clay soil?: About 16% of Edmond is mapped in soils rated high shrink-swell, 10% moderate and 51% low, from the USDA soil survey.
Why is Edmond's soil less expansive than Moore's?: Most of Edmond sits on sandy and loamy soils formed from Permian sandstone, such as Stephenville, Harrah and Darnell, while Moore sits mainly on clay soils formed from shale and old terraces.
How deep is rock in Edmond?: It varies a lot. Borings in Garber sandstone at I-35 and Waterloo Road on Edmond's north side reached competent rock at 20.5 to 95 feet.
Does Edmond have drainage problems?: Poorly drained soils are rare, about 1.5% of the city. Runoff on slopes and around sandstone hills is the more common water issue.

What are foundation conditions like in El Reno, Oklahoma?

About 18% of El Reno sits on high shrink-swell soil; Norge is the most common soil. Measured from USDA soil maps.

What does the soil survey show for El Reno?: El Reno covers about 80 square miles and had 16,989 people in the 2020 Census.
Which soils matter most for houses in El Reno?: Norge, about 23% of the area: Very deep, well drained, moderately slowly permeable upland soils that formed in loamy alluvium of Pleistocene age; Dale, about 12% of the area: Very deep, well drained soils that formed in material weathered from loamy alluvium; Lovedale, about 10% of the area: Very deep, well drained, moderately permeable soils that formed in old alluvium.
What does this mean for houses in El Reno?: Flood-prone soils. Floodplain soils are layered stream deposits: softer, wetter and more variable than upland soils, and they flood. See soft soil consolidation and Quaternary alluvium and terraces.
Looking for a foundation company near El Reno?: Companies that serve El Reno can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
El Reno foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of El Reno has expansive clay soil?: About 18% of El Reno is mapped in soils rated high shrink-swell, 48% moderate and 18% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in El Reno?: Norge, which covers about 23% of the city. USDA describes it as very deep, well drained, moderately slowly permeable upland soils that formed in loamy alluvium of Pleistocene age.
Is rock shallow in El Reno?: Bedrock is within 40 inches of the surface under about 0% of the city, according to the USDA soil survey's map-unit data.
Does El Reno have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 4% of the city, and occasional or frequent flooding on about 10%.

What are foundation conditions like in Elk City, Oklahoma?

About 0% of Elk City sits on high shrink-swell soil and 53% has bedrock within 40 inches; Grandfield is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Elk City?: Elk City covers about 16 square miles and had 11,561 people in the 2020 Census.
Which soils matter most for houses in Elk City?: Grandfield, about 25% of the area: Very deep, well drained, moderately permeable soils that formed in loamy and sandy alluvium, and eolian sediments of Pleistocene age; Dill, about 20% of the area: Moderately deep, well drained, moderately rapidly permeable soils that formed in residuum weathered from weakly cemented sandstone bedrock of the Elk City Formation of Permian age; Pixlee, about 13% of the area: Very shallow to shallow, well drained, moderately rapid to moderately permeable soils that formed in residuum weathered from weakly cemented sandstone of the Elk City Formation of Permian age.
What does this mean for houses in Elk City?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Elk City?: Companies that serve Elk City can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Elk City foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Elk City has expansive clay soil?: About 0% of Elk City is mapped in soils rated high shrink-swell, 1% moderate and 80% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Elk City?: Grandfield, which covers about 25% of the city. USDA describes it as very deep, well drained, moderately permeable soils that formed in loamy and sandy alluvium, and eolian sediments of Pleistocene age.
Is rock shallow in Elk City?: Bedrock is within 40 inches of the surface under about 53% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Elk City have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Enid, Oklahoma?

About 40% of Enid sits on high shrink-swell soil; Bethany is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Enid?: Enid covers about 74 square miles and had 51,308 people in the 2020 Census.
Which soils matter most for houses in Enid?: Bethany, about 12% of the area: Very deep, well drained soils that formed in loess or alluvium of Pleistocene age over shale of Permian age; Grant, about 10% of the area: Deep, well drained, moderately permeable soils; Lovedale, about 10% of the area: Very deep, well drained, moderately permeable soils that formed in old alluvium.
What does this mean for houses in Enid?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Enid?: Companies that serve Enid can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Enid foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Enid has expansive clay soil?: About 40% of Enid is mapped in soils rated high shrink-swell, 19% moderate and 28% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Enid?: Bethany, which covers about 12% of the city. USDA describes it as very deep, well drained soils that formed in loess or alluvium of Pleistocene age over shale of Permian age.
Is rock shallow in Enid?: Bedrock is within 40 inches of the surface under about 9% of the city, according to the USDA soil survey's map-unit data.
Does Enid have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 24% of the city, and occasional or frequent flooding on about 5%.

What are foundation conditions like in Glenpool, Oklahoma?

About 43% of Glenpool sits on high shrink-swell soil and 85% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Glenpool?: Glenpool covers about 11 square miles and had 13,691 people in the 2020 Census.
Which soils matter most for houses in Glenpool?: Dennis, about 39% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Okemah, about 11% of the area: Very deep, somewhat poorly drained soils that formed in material weathered from loamy and clayey alluvium or colluvium from shale of Pennsylvanian age; Coweta, about 8% of the area: Shallow, well drained to somewhat excessively drained soils on interfluves and hillslopes.
What does this mean for houses in Glenpool?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Glenpool?: Companies that serve Glenpool can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Glenpool foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Glenpool has expansive clay soil?: About 43% of Glenpool is mapped in soils rated high shrink-swell, 43% moderate and 2% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Glenpool?: Dennis, which covers about 39% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Glenpool?: Bedrock is within 40 inches of the surface under about 23% of the city, according to the USDA soil survey's map-unit data.
Does Glenpool have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 85% of the city, and occasional or frequent flooding on about 7%.

What are foundation conditions like in Grove, Oklahoma?

About 9% of Grove sits on high shrink-swell soil; Eldorado is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Grove?: Grove covers about 9 square miles and had 6,956 people in the 2020 Census.
Which soils matter most for houses in Grove?: Eldorado, about 30% of the area: Very deep, well drained soils that formed in residuum weathered from Pennsylvanian age cherty limestone; Clarksville, about 18% of the area: Very deep, somewhat excessively drained soils formed in hillslope sediments and the underlying clayey residuum from cherty dolomite or cherty limestone on steep side slopes and narrow ridgetops; Dennis, about 6% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
What does this mean for houses in Grove?: Less clay, different problems. Sandy and loamy soils swell little, so movement more often comes from fill settlement, erosion and washouts or plumbing leaks.
Looking for a foundation company near Grove?: Companies that serve Grove can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Grove foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Grove has expansive clay soil?: About 9% of Grove is mapped in soils rated high shrink-swell, 16% moderate and 63% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Grove?: Eldorado, which covers about 30% of the city. USDA describes it as very deep, well drained soils that formed in residuum weathered from Pennsylvanian age cherty limestone.
Is rock shallow in Grove?: Bedrock is within 40 inches of the surface under about 5% of the city, according to the USDA soil survey's map-unit data.
Does Grove have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 21% of the city, and occasional or frequent flooding on about 5%.

What are foundation conditions like in Guthrie, Oklahoma?

About 4% of Guthrie sits on high shrink-swell soil and 47% has bedrock within 40 inches; Coyle is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Guthrie?: Guthrie covers about 18 square miles and had 10,749 people in the 2020 Census.
Which soils matter most for houses in Guthrie?: Coyle, about 16% of the area: Moderately deep, well drained soils that formed in material weathered from sandstone of Permian age; Zaneis, about 10% of the area: Deep, well drained soils that formed in material weathered from interbedded sandstone and shale of Permian age; Ashport, about 8% of the area: Very deep, well drained soils that formed in loamy alluvium of Holocene age.
What does this mean for houses in Guthrie?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Guthrie?: Companies that serve Guthrie can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Guthrie foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Guthrie has expansive clay soil?: About 4% of Guthrie is mapped in soils rated high shrink-swell, 27% moderate and 40% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Guthrie?: Coyle, which covers about 16% of the city. USDA describes it as moderately deep, well drained soils that formed in material weathered from sandstone of Permian age.
Is rock shallow in Guthrie?: Bedrock is within 40 inches of the surface under about 47% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Guthrie have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 15%.

What are foundation conditions like in Guymon, Oklahoma?

About 2% of Guymon sits on high shrink-swell soil; Conlen is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Guymon?: Guymon covers about 8 square miles and had 12,965 people in the 2020 Census.
Which soils matter most for houses in Guymon?: Conlen, about 26% of the area: Very deep, well drained, moderately permeable soils that formed in loamy, calcareous eolian sediments of Pleistocene age; Ulysses, about 18% of the area: Very deep, well drained soils that formed in loess; Gruver, about 13% of the area: Very deep, well drained, moderately slowly permeable soils that formed in calcareous eolian sediments of Pleistocene age.
What does this mean for houses in Guymon?: Less clay, different problems. Sandy and loamy soils swell little, so movement more often comes from fill settlement, erosion and washouts or plumbing leaks.
Looking for a foundation company near Guymon?: Companies that serve Guymon can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Guymon foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Guymon has expansive clay soil?: About 2% of Guymon is mapped in soils rated high shrink-swell, 35% moderate and 52% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Guymon?: Conlen, which covers about 26% of the city. USDA describes it as very deep, well drained, moderately permeable soils that formed in loamy, calcareous eolian sediments of Pleistocene age.
Is rock shallow in Guymon?: Bedrock is within 40 inches of the surface under about 0% of the city, according to the USDA soil survey's map-unit data.
Does Guymon have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 1%.

What are foundation conditions like in Harrah, Oklahoma?

About 6% of Harrah sits on high shrink-swell soil; Littleaxe is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Harrah?: Harrah covers about 12 square miles and had 6,245 people in the 2020 Census.
Which soils matter most for houses in Harrah?: Littleaxe, about 23% of the area: Deep, well drained, moderately permeable soils that formed in materials weathered from weakly cemented sandstone interbedded with weakly cemented shale of Permian age; Stephenville, about 15% of the area: Moderately deep, well drained, soils formed in material weathered from sandstone of Permian age; Harrah, about 14% of the area: Soils that are very deep to sandstone bedrock, well drained soils that formed in sandy and loamy colluvium weathered from sandstone of Permian age.
What does this mean for houses in Harrah?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Harrah?: Companies that serve Harrah can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Harrah foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Harrah has expansive clay soil?: About 6% of Harrah is mapped in soils rated high shrink-swell, 3% moderate and 71% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Harrah?: Littleaxe, which covers about 23% of the city. USDA describes it as deep, well drained, moderately permeable soils that formed in materials weathered from weakly cemented sandstone interbedded with weakly cemented shale of Permian age.
Is rock shallow in Harrah?: Bedrock is within 40 inches of the surface under about 30% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Harrah have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 8% of the city, and occasional or frequent flooding on about 12%.

What are foundation conditions like in Henryetta, Oklahoma?

About 20% of Henryetta sits on high shrink-swell soil and 53% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Henryetta?: Henryetta covers about 7 square miles and had 5,640 people in the 2020 Census.
Which soils matter most for houses in Henryetta?: Dennis, about 20% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Collinsville, about 19% of the area: Very shallow and shallow, well drained to somewhat excessively drained, soils that formed in residuum weathered from sandstone of Pennsylvanian age on interfluves and hillslopes; Hector, about 14% of the area: Shallow, well drained, moderately rapidly permeable soils that formed in residuum from sandstone bedrock.
What does this mean for houses in Henryetta?: Shallow water. A water table near the surface, often perched on tight clay or shale in winter and spring, keeps soil at slab edges and in crawl spaces wet and swollen. See groundwater and perched water, crawl space moisture and surface drainage and grading.
Looking for a foundation company near Henryetta?: Companies that serve Henryetta can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Henryetta foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Henryetta has expansive clay soil?: About 20% of Henryetta is mapped in soils rated high shrink-swell, 34% moderate and 37% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Henryetta?: Dennis, which covers about 20% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Henryetta?: Bedrock is within 40 inches of the surface under about 63% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Henryetta have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 53% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Holdenville, Oklahoma?

About 66% of Holdenville sits on high shrink-swell soil and 79% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Holdenville?: Holdenville covers about 5 square miles and had 5,934 people in the 2020 Census.
Which soils matter most for houses in Holdenville?: Dennis, about 48% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Okemah, about 12% of the area: Very deep, somewhat poorly drained soils that formed in material weathered from loamy and clayey alluvium or colluvium from shale of Pennsylvanian age; Bates, about 12% of the area: Moderately deep, well drained soils on interfluves and hillslopes.
What does this mean for houses in Holdenville?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Holdenville?: Companies that serve Holdenville can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Holdenville foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Holdenville has expansive clay soil?: About 66% of Holdenville is mapped in soils rated high shrink-swell, 22% moderate and 8% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Holdenville?: Dennis, which covers about 48% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Holdenville?: Bedrock is within 40 inches of the surface under about 31% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Holdenville have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 79% of the city, and occasional or frequent flooding on about 0%.

What are foundation conditions like in Hugo, Oklahoma?

About 86% of Hugo sits on high shrink-swell soil; Durant is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Hugo?: Hugo covers about 6 square miles and had 5,166 people in the 2020 Census.
Which soils matter most for houses in Hugo?: Durant, about 34% of the area: Very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age; Muskogee, about 14% of the area: Moderately well drained, slowly permeable soils on nearly level to strongly sloping stream terraces; Bosville, about 10% of the area: Deep, moderately well drained, very slowly permeable soils on uplands of the Cretaceous age.
What does this mean for houses in Hugo?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Hugo?: Companies that serve Hugo can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Hugo foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Hugo has expansive clay soil?: About 86% of Hugo is mapped in soils rated high shrink-swell, 0% moderate and 2% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Hugo?: Durant, which covers about 34% of the city. USDA describes it as very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age.
Is rock shallow in Hugo?: Bedrock is within 40 inches of the surface under about 12% of the city, according to the USDA soil survey's map-unit data.
Does Hugo have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 26% of the city, and occasional or frequent flooding on about 3%.

What are foundation conditions like in Idabel, Oklahoma?

About 58% of Idabel sits on high shrink-swell soil and 30% has bedrock within 40 inches; Swink is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Idabel?: Idabel covers about 17 square miles and had 6,961 people in the 2020 Census.
Which soils matter most for houses in Idabel?: Swink, about 20% of the area: Very shallow or shallow, well drained, slowly permeable soils that formed in material weathered from limestone of Cretaceous Age; Hollywood, about 18% of the area: Deep, moderately well drained, very slowly permeable soils that formed in clayey colluvial sediments over limestone; Blevins, about 12% of the area: Deep, well drained, moderately permeable soils that formed in loamy marine or fluvial sediments.
What does this mean for houses in Idabel?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Idabel?: Companies that serve Idabel can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Idabel foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Idabel has expansive clay soil?: About 58% of Idabel is mapped in soils rated high shrink-swell, 11% moderate and 22% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Idabel?: Swink, which covers about 20% of the city. USDA describes it as very shallow or shallow, well drained, slowly permeable soils that formed in material weathered from limestone of Cretaceous Age.
Is rock shallow in Idabel?: Bedrock is within 40 inches of the surface under about 30% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Idabel have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 13% of the city, and occasional or frequent flooding on about 3%.

What are foundation conditions like in Jenks, Oklahoma?

About 28% of Jenks sits on high shrink-swell soil; Dennis clay uplands meet Arkansas River floodplain, where borings found 18 to 35 feet of soil over rock.

How much of Jenks has expansive soil?: Jenks covers about 17 square miles across the Tulsa and Creek county soil surveys. About 38% of the city is in somewhat poorly or poorly drained soils.
Which Jenks soils matter most for houses?: Dennis, about 23% of the city, is very deep and somewhat poorly drained, with perched water 12 to 30 inches down from December through April; Radley is a moderately well drained floodplain soil in stratified silty alluvium; Severn is a well drained, silty floodplain soil; Choska is on low terraces of floodplains; Wynona floods occasionally and holds perched water about 2 feet down from November to April.
What is under the river side of Jenks?: Borings for the Arkansas River corridor projects found overburden (soil above rock) 18 to 35 feet thick in the river banks at the South Tulsa/Jenks site, versus about 4 to 10 feet within the channel, and the shale there averaged 737 psi over nine tests.
Looking for a foundation company near Jenks?: Companies that serve Jenks can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Jenks foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Jenks has expansive clay soil?: About 28% of Jenks is mapped in soils rated high shrink-swell, 27% moderate and 25% low, from the USDA soil survey.
What is the most common soil in Jenks?: Dennis, a deep clayey soil formed from shale, covers about 23% of the city.
How deep is rock along the river in Jenks?: Borings for the Arkansas River corridor projects at the South Tulsa/Jenks site found 18 to 35 feet of soil over rock along the banks, versus about 4 to 10 feet within the channel.
How strong is the shale under the river at Jenks?: Arkansas River shale at Jenks averaged 737 psi over nine tests, much weaker than the limestone and sandstone cores found elsewhere in the Tulsa area.

What are foundation conditions like in Lawton, Oklahoma?

About 54% of Lawton sits on high shrink-swell soil, one of the highest shares of the Oklahoma cities compared, on red clays such as Foard, Vernon and Tillman, in a dry, high-evaporation climate.

How much of Lawton has expansive soil?: Lawton covers about 82 square miles, in the Comanche County soil survey. Poorly drained soils are almost absent.
Which Lawton soils matter most for houses?: Foard, about 22% of the city, is a clay soil formed in old alluvium from the Wichita Mountains over Permian red beds; its subsoil holds 35 to 45 percent smectitic clay, shows slickensides from shrink-swell, and is affected by sodium linked to very slow water movement; Ashport, about 19%, is very deep and well drained, formed in loamy alluvium on floodplains along small streams; Vernon is a red clay that formed in place from Permian claystone over dense claystone 20 to 40 inches down, with 40 to 60 percent clay in the subsoil.
Why does climate matter so much in Lawton?: Oklahoma State University Extension lists average May to October evaporation of about 40.3 inches in the southwest climate division, compared with about 30.1 inches in the northeast.
Looking for a foundation company near Lawton?: Companies that serve Lawton can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Lawton foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Lawton has expansive clay soil?: About 54% of Lawton is mapped in soils rated high shrink-swell and 27% moderate; only about 7% rates low. That is among the highest shares of the cities compared.
What is the most common soil in Lawton?: Foard, a clay soil formed in old alluvium from the Wichita Mountains over Permian red beds, with 35 to 45 percent smectitic clay in the subsoil, covers about 23% of the city.
Why does Lawton's climate make clay movement worse?: Southwest Oklahoma averages about 40.3 inches of evaporation from May to October, compared with about 30.1 inches in northeast Oklahoma, so clay soils dry harder and deeper in summer.
Which Lawton soils swell the most?: Clays such as Tillman, whose official description records cracks more than 48 inches deep and a linear extensibility above 6 percent, and Vernon, with 40 to 60 percent clay over dense claystone.

What are foundation conditions like in McAlester, Oklahoma?

About 53% of McAlester sits on high shrink-swell soil and 76% has a water table within 2 feet; Bengal is the most common soil. Measured from USDA soil maps.

What does the soil survey show for McAlester?: McAlester covers about 18 square miles and had 18,171 people in the 2020 Census.
Which soils matter most for houses in McAlester?: Bengal, about 18% of the area: Moderately deep, well drained, slowly permeable soils; Clebit, about 14% of the area: Shallow, well drained, moderately rapidly permeable soils over hard sandstone that is tilted about 40 degrees from horizontal; Clearview, about 12% of the area: Moderately deep, somewhat poorly drained, moderately slow permeable soils that formed in residuum weathered from acid sandstone with thin beds of clayey and sandy shales.
What does this mean for houses in McAlester?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near McAlester?: Companies that serve McAlester can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
McAlester foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of McAlester has expansive clay soil?: About 53% of McAlester is mapped in soils rated high shrink-swell, 5% moderate and 36% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in McAlester?: Bengal, which covers about 18% of the city. USDA describes it as moderately deep, well drained, slowly permeable soils.
Is rock shallow in McAlester?: Bedrock is within 40 inches of the surface under about 65% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does McAlester have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 76% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Miami, Oklahoma?

About 74% of Miami sits on high shrink-swell soil and 84% has a water table within 2 feet; Taloka is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Miami?: Miami covers about 11 square miles and had 12,969 people in the 2020 Census.
Which soils matter most for houses in Miami?: Taloka, about 44% of the area: Very deep, somewhat poorly drained soils that formed in loamy and clayey colluvium and/or alluvium weathered from interbedded shales and sandstone of Pennsylvanian age; Dennis, about 18% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Parsons, about 7% of the area: Very deep, somewhat poorly drained soils that formed in clayey old alluvium or residuum weathered from fissile shales of Pennsylvanian age on interfluves, divides, and paleoterraces.
What does this mean for houses in Miami?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Miami?: Companies that serve Miami can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Miami foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Miami has expansive clay soil?: About 74% of Miami is mapped in soils rated high shrink-swell, 13% moderate and 1% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Miami?: Taloka, which covers about 44% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in loamy and clayey colluvium and/or alluvium weathered from interbedded shales and sandstone of Pennsylvanian age.
Is rock shallow in Miami?: Bedrock is within 40 inches of the surface under about 8% of the city, according to the USDA soil survey's map-unit data.
Does Miami have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 84% of the city, and occasional or frequent flooding on about 12%.

What are foundation conditions like in Midwest City, Oklahoma?

About 10% of Midwest City sits on high shrink-swell soil; sandy soils over sandstone and loamy terraces dominate, and 23% is mapped as urban land.

How much of Midwest City has expansive soil?: Midwest City covers about 24 square miles, in the Oklahoma County soil survey.
Which Midwest City soils matter most for houses?: Harrah is very deep to sandstone and well drained, in sandy and loamy colluvium on low hills.
What causes foundation problems on Midwest City's soils?: Sandy and loamy soils swell less than clay, so movement more often comes from fill settlement, erosion, plumbing leaks and tree roots. Where urban land hides the original soil, a soil boring or a look at the soils mapped on nearby open ground fills the gap.
Looking for a foundation company near Midwest City?: Companies that serve Midwest City can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Midwest City foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Midwest City has expansive clay soil?: About 10% of Midwest City is mapped in soils rated high shrink-swell, 13% moderate and 46% low.
Why is so much of Midwest City not rated?: About 22% of the city is mapped as urban land, ground covered by buildings and pavement that the soil survey does not classify.
What are the most common soils in Midwest City?: Harrah and Stephenville, both well drained soils formed from Permian sandstone, each cover about 11% of the city.
Is drainage a problem in Midwest City soils?: Poorly drained soils cover under 2% of the city, so a high water table is rarely the driver.

What are foundation conditions like in Moore, Oklahoma?

About 50% of Moore sits on high shrink-swell soil, the most of any Oklahoma City-area city measured, mainly Renfrow and Kirkland clays; very little drains poorly.

How much of Moore has expansive soil?: Moore covers about 22 square miles, all in the Cleveland County soil survey.
Which Moore soils matter most for houses?: Renfrow, about 20% of the city, is deep and well drained, formed from clayey Permian shale on low hills; below about 13 inches it is clay, with seasonal cracks, slickensides and a high linear extensibility; Kirkland, about 18%, is very deep, on old stream terraces, with a dense clay subsoil of 35 to 60 percent clay and slickensides; Port, Oklahoma's state soil, is a deep, well drained floodplain soil that floods occasionally or frequently for very brief periods between March and October.
What does so much clay mean for Moore houses?: On clay this expansive, the soil under a slab edge swells after wet weather and shrinks in drought, and uneven wetting does more harm than uniform change. Typical results are perimeter heave, edge drop during drought and tree-root drying.
Looking for a foundation company near Moore?: Companies that serve Moore can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Moore foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Moore has expansive clay soil?: About 50% of Moore is mapped in soils rated high shrink-swell and 24% moderate; only about 2% rates low. That is the highest share of any city in the Oklahoma City area.
Why does Moore have so much more expansive soil than Norman?: Moore sits mostly on clay soils formed from shale and old terraces, such as Renfrow and Kirkland, while much of Norman sits on sandy soils over sandstone.
What is the most common soil in Moore?: Renfrow, a deep, well drained soil formed from clayey Permian shale, covers about 20% of the city, followed by Kirkland at about 18%.
Does Moore have drainage problems?: Poorly drained soils are almost absent, about 0.1% of the city. Movement in Moore comes mainly from clay swelling and shrinking as it wets and dries, not from a high water table.

What are foundation conditions like in Muskogee, Oklahoma?

About 49% of Muskogee sits on high shrink-swell soil and 73% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Muskogee?: Muskogee covers about 43 square miles and had 36,878 people in the 2020 Census.
Which soils matter most for houses in Muskogee?: Dennis, about 19% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Stigler, about 16% of the area: Deep, moderately well drained, very slowly permeable upland soils that formed in loamy and clayey colluvium or alluvium over interbedded shale and sandstone; Taloka, about 12% of the area: Very deep, somewhat poorly drained soils that formed in loamy and clayey colluvium and/or alluvium weathered from interbedded shales and sandstone of Pennsylvanian age.
What does this mean for houses in Muskogee?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Muskogee?: Companies that serve Muskogee can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Muskogee foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Muskogee has expansive clay soil?: About 49% of Muskogee is mapped in soils rated high shrink-swell, 14% moderate and 9% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Muskogee?: Dennis, which covers about 19% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Muskogee?: Bedrock is within 40 inches of the surface under about 6% of the city, according to the USDA soil survey's map-unit data.
Does Muskogee have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 73% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Mustang, Oklahoma?

Only about 1% of Mustang sits on high shrink-swell soil, tied with Blanchard for the least in the Oklahoma City area; red-bed shale and sandstone soils with shallow rock dominate.

How much of Mustang has expansive soil?: Mustang covers about 12 square miles, mostly in the Canadian County soil survey. No meaningful share of the city is poorly drained.
Which Mustang soils matter most for houses?: Kingfisher, about 26% of the city, is well drained, formed from Permian red-bed silty shale, with a subsoil of 27 to 42 percent clay and weathered siltstone, shale and sandstone 20 to 40 inches down; Nash is moderately deep and well drained, formed from Permian sandstone on ridges and side slopes; Binger is moderately deep and well drained, formed in weakly cemented Permian sandstone on gently to moderately sloping uplands.
What else should Mustang homeowners know?: The Oklahoma Geological Survey has described El Reno–Mustang as one of the state's main seismic areas. See induced seismicity in Oklahoma and earthquakes, claims and the law.
Looking for a foundation company near Mustang?: Companies that serve Mustang can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Mustang foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Mustang has expansive clay soil?: Very little rates high: about 1% of Mustang is mapped in soils rated high shrink-swell, 31% moderate and 54% low. That ties Blanchard for the lowest share in the Oklahoma City area.
What is the most common soil in Mustang?: Kingfisher, a well drained soil formed from Permian red-bed silty shale, with weathered siltstone, shale and sandstone 20 to 40 inches down, covers about 26% of the city.
Is rock shallow in Mustang?: Often. Kingfisher, Nash and Binger are moderately deep over weathered rock, and Ironmound is shallow over sandstone, siltstone or shale.
Is Mustang in an earthquake area?: The Oklahoma Geological Survey has listed the El Reno–Mustang area among Oklahoma's main seismic areas.

What are foundation conditions like in Newcastle, Oklahoma?

About 5% of Newcastle sits on high shrink-swell soil and 38% has bedrock within 40 inches; Grant is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Newcastle?: Newcastle covers about 60 square miles and had 10,984 people in the 2020 Census.
Which soils matter most for houses in Newcastle?: Grant, about 13% of the area: Deep, well drained, moderately permeable soils; Nash, about 13% of the area: Moderately deep, well drained, moderately permeable upland soils that formed in material weathered from sandstone of Permian age; Gracemore, about 10% of the area: Very deep, somewhat poorly drained, moderately rapid to rapidly permeable soils formed in calcareous sandy alluvium of Recent age.
What does this mean for houses in Newcastle?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Newcastle?: Companies that serve Newcastle can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Newcastle foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Newcastle has expansive clay soil?: About 5% of Newcastle is mapped in soils rated high shrink-swell, 24% moderate and 52% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Newcastle?: Grant, which covers about 13% of the city. USDA describes it as deep, well drained, moderately permeable soils.
Is rock shallow in Newcastle?: Bedrock is within 40 inches of the surface under about 38% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Newcastle have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 13% of the city, and occasional or frequent flooding on about 17%.

What are foundation conditions like in Noble, Oklahoma?

About 22% of Noble sits on high shrink-swell soil; Norge is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Noble?: Noble covers about 13 square miles and had 6,985 people in the 2020 Census.
Which soils matter most for houses in Noble?: Norge, about 24% of the area: Very deep, well drained, moderately slowly permeable upland soils that formed in loamy alluvium of Pleistocene age; Renfrow, about 13% of the area: Very deep well drained soils that formed in material weathered from clayey shale of Permian age; Vanoss, about 7% of the area: Very deep, well drained soils that formed in loamy alluvium of Pleistocene age.
What does this mean for houses in Noble?: Mixed ground. No single hazard dominates here, so what matters is the soil under a particular house: clay that swells and shrinks with the seasons, fill on graded lots, and water around the foundation. See shrink-swell and the active zone and surface drainage and grading.
Looking for a foundation company near Noble?: Companies that serve Noble can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Noble foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Noble has expansive clay soil?: About 22% of Noble is mapped in soils rated high shrink-swell, 49% moderate and 11% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Noble?: Norge, which covers about 24% of the city. USDA describes it as very deep, well drained, moderately slowly permeable upland soils that formed in loamy alluvium of Pleistocene age.
Is rock shallow in Noble?: Bedrock is within 40 inches of the surface under about 14% of the city, according to the USDA soil survey's map-unit data.
Does Noble have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 4% of the city, and occasional or frequent flooding on about 5%.

What are foundation conditions like in Norman, Oklahoma?

About 20% of Norman sits on high shrink-swell soil; sandy soils over sandstone cover much of the city, with clay on old terraces and shale prairie in the west.

How much of Norman has expansive soil?: Norman is the third-largest area compared here at about 179 square miles, mostly in the Cleveland County soil survey. About 5% of the land inside city limits is open water. Poorly drained soils cover only about 5%.
Which Norman soils matter most for houses?: Stephenville, the most common soil, is moderately deep and well drained, formed from Permian sandstone, with soft sandstone typically 20 to 40 inches down; Harrah is very deep to sandstone and well drained, on backslopes and foot slopes of low hills.
Why do neighbors in Norman see different problems?: Sandy, well drained soils swell little, so on Stephenville, Harrah and Darnell ground, movement more often comes from fill, slopes, erosion or leaks.
What does Norman's permit data show?: Norman's monthly permit reports list "Foundation" permit categories for multi-family and commercial work, and no single-family residential foundation category appears. Ask the city's Development Services Division what a specific repair needs. See permits and licensing by city.
Looking for a foundation company near Norman?: Companies that serve Norman can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Norman foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Norman has expansive clay soil?: About 20% of Norman is mapped in soils rated high shrink-swell, 18% moderate and 41% low, from the USDA soil survey.
Which Norman soils are the most expansive?: Clay soils such as Kirkland, on old stream terraces with a 35 to 60 percent clay subsoil, and Renfrow, formed from clayey Permian shale, carry most of the city's expansive ground.
What is the most common soil in Norman?: Stephenville, a moderately deep, well drained soil formed from Permian sandstone, covers about 14% of the city.
Does Norman have a foundation permit category for houses?: Norman's monthly permit reports list 'Foundation' permit categories for multi-family and commercial work; no single-family residential foundation category appears.

What are foundation conditions like in Oklahoma City?

About 21% of Oklahoma City sits on high shrink-swell soil, but the city spans sandstone hills, shale prairie and river terraces, so conditions change by part of town.

How much of Oklahoma City has expansive soil?: At about 607 square miles, Oklahoma City crosses six county soil surveys (Oklahoma, Canadian, Cleveland, McClain, Grady and Pottawatomie).
Which Oklahoma City soils matter most for houses?: Stephenville, the most common classified soil in the city, is moderately deep and well drained, formed from Permian sandstone, with soft sandstone typically 20 to 40 inches down; Harrah is very deep to sandstone, well drained and formed in sandy and loamy colluvium on backslopes and foot slopes of low hills, on slopes of 3 to 45 percent; Darnell is shallow and sandy, with sandstone only 10 to 20 inches down.
How wet can Oklahoma City get?: Averages hide the swings that move clay. In May 2015, Oklahoma City received 19.48 inches of rain, its wettest month on record. Wet extremes after dry years are when heave and new cracks show up; see drought and wet years.
How deep is rock under Oklahoma City?: It depends on the bedrock unit. Public borings at the I-35/I-240 interchange in Hennessey shale hit bedrock between 2 and 41 feet, while borings in Garber sandstone at I-35 and Waterloo Road reached competent rock at 20.5 to 95 feet. See depth to rock in Tulsa and OKC.
Who can do foundation work in Oklahoma City?: Under Municipal Code Chapter 12-1, anyone contracting for a change, addition or improvement that needs a building permit must register as a building contractor, with a $100 annual registration fee, general liability insurance of at least $50,000 per occurrence, and workers' compensation coverage or an exemption form.
Looking for a foundation company near Oklahoma City?: Companies that serve Oklahoma City can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Oklahoma City foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Oklahoma City has expansive clay soil?: About 21% of the land inside Oklahoma City's limits is mapped in soils rated high shrink-swell and 19% moderate, from the USDA soil survey.
Why do foundation problems vary so much across Oklahoma City?: The city covers about 607 square miles across six county soil surveys. Sandy soils over sandstone such as Stephenville, Harrah and Darnell sit beside clay soils formed from shale such as Renthin, and clayey terrace soils such as Kirkland.
Is drainage a big problem in Oklahoma City soils?: Less than in Tulsa. Only about 3% of the city is mapped in poorly drained soils, so seasonal swelling and shrinking of clay, not perched water, drives most movement.
Who can do foundation repair work in Oklahoma City?: Anyone contracting for work that needs a building permit must register with the city as a building contractor, with general liability and workers' compensation coverage or an exemption.

What are foundation conditions like in Okmulgee, Oklahoma?

About 19% of Okmulgee sits on high shrink-swell soil and 50% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Okmulgee?: Okmulgee covers about 17 square miles and had 11,322 people in the 2020 Census.
Which soils matter most for houses in Okmulgee?: Dennis, about 13% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Hector, about 9% of the area: Shallow, well drained, moderately rapidly permeable soils that formed in residuum from sandstone bedrock; Bates, about 6% of the area: Moderately deep, well drained soils on interfluves and hillslopes.
What does this mean for houses in Okmulgee?: Shallow water. A water table near the surface, often perched on tight clay or shale in winter and spring, keeps soil at slab edges and in crawl spaces wet and swollen. See groundwater and perched water, crawl space moisture and surface drainage and grading.
Looking for a foundation company near Okmulgee?: Companies that serve Okmulgee can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Okmulgee foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Okmulgee has expansive clay soil?: About 19% of Okmulgee is mapped in soils rated high shrink-swell, 35% moderate and 26% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Okmulgee?: Dennis, which covers about 13% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Okmulgee?: Bedrock is within 40 inches of the surface under about 33% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Okmulgee have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 50% of the city, and occasional or frequent flooding on about 9%.

What are foundation conditions like in Owasso, Oklahoma?

About 45% of Owasso sits on high shrink-swell soil and 57% on poorly drained soil, one of the wettest, most clay-heavy mixes in the Tulsa area.

How much of Owasso has expansive soil?: Owasso covers about 17 square miles across the Tulsa and Rogers county soil surveys.
Which Owasso soils matter most for houses?: Dennis, about 36% of the city, is very deep and somewhat poorly drained, with a perched water table 12 to 30 inches down from December through April; Pharoah is very deep and somewhat poorly drained, formed in fine-textured residuum, with a perched seasonal high water table 6 to 18 inches down from December to May; Okemah has a silty clay subsoil with slickensides and water perched 2 to 3 feet down in winter and spring.
What does so much perched water mean for Owasso houses?: A perched water table is a temporary, shallow layer of water held up by tight clay or shale below it. When it rises under a slab edge or into a crawl space in winter and spring, clay swells; when it disappears in summer, the same soil dries and shrinks.
Looking for a foundation company near Owasso?: Companies that serve Owasso can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Owasso foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Owasso has expansive clay soil?: About 45% of Owasso is mapped in soils rated high shrink-swell and 39% moderate; only about 1% rates low.
Why does drainage matter so much in Owasso?: About 57% of the city is mapped in somewhat poorly or poorly drained soils, one of the highest shares of the cities compared. Soils such as Dennis and Pharoah hold perched water within about 6 to 30 inches of the surface in winter and spring.
What is the most common soil in Owasso?: Dennis, a deep clayey soil formed from shale, covers about 36% of the city.
Is there shallow rock in Owasso?: In places. Shidler soils are very shallow to shallow over limestone and chert, and Catoosa soils are moderately deep over limestone, so rock depth changes across the city.

What are foundation conditions like in Pauls Valley, Oklahoma?

About 34% of Pauls Valley sits on high shrink-swell soil; Keokuk is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Pauls Valley?: Pauls Valley covers about 8 square miles and had 5,992 people in the 2020 Census.
Which soils matter most for houses in Pauls Valley?: Keokuk, about 13% of the area: Very deep, well drained, moderately permeable flood plain soils that formed in loamy and sandy alluvium; Renfrow, about 13% of the area: Very deep well drained soils that formed in material weathered from clayey shale of Permian age; Grainola, about 11% of the area: Moderately deep, well drained soils that formed in material weathered from shale of Permian age.
What does this mean for houses in Pauls Valley?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Pauls Valley?: Companies that serve Pauls Valley can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Pauls Valley foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Pauls Valley has expansive clay soil?: About 34% of Pauls Valley is mapped in soils rated high shrink-swell, 20% moderate and 19% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Pauls Valley?: Keokuk, which covers about 13% of the city. USDA describes it as very deep, well drained, moderately permeable flood plain soils that formed in loamy and sandy alluvium.
Is rock shallow in Pauls Valley?: Bedrock is within 40 inches of the surface under about 15% of the city, according to the USDA soil survey's map-unit data.
Does Pauls Valley have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 5%.

What are foundation conditions like in Piedmont, Oklahoma?

About 46% of Piedmont sits on high shrink-swell soil; Renfrow is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Piedmont?: Piedmont covers about 43 square miles and had 7,402 people in the 2020 Census.
Which soils matter most for houses in Piedmont?: Renfrow, about 30% of the area: Very deep well drained soils that formed in material weathered from clayey shale of Permian age; Kingfisher, about 13% of the area: Moderately deep, well drained soils that formed in loamy material weathered from silty shale red beds of Permian age; Grainola, about 7% of the area: Moderately deep, well drained soils that formed in material weathered from shale of Permian age.
What does this mean for houses in Piedmont?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Piedmont?: Companies that serve Piedmont can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Piedmont foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Piedmont has expansive clay soil?: About 46% of Piedmont is mapped in soils rated high shrink-swell, 35% moderate and 1% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Piedmont?: Renfrow, which covers about 30% of the city. USDA describes it as very deep well drained soils that formed in material weathered from clayey shale of Permian age.
Is rock shallow in Piedmont?: Bedrock is within 40 inches of the surface under about 27% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Piedmont have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 5%.

What are foundation conditions like in Ponca City, Oklahoma?

About 37% of Ponca City sits on high shrink-swell soil; Milan is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Ponca City?: Ponca City covers about 18 square miles and had 24,424 people in the 2020 Census.
Which soils matter most for houses in Ponca City?: Milan, about 26% of the area: Deep, well drained, moderately slowly permeable soils formed in loamy Pleistocene alluvium on treads and risers of paleoterraces; Bethany, about 10% of the area: Very deep, well drained soils that formed in loess or alluvium of Pleistocene age over shale of Permian age; Vanoss, about 6% of the area: Very deep, well drained soils that formed in loamy alluvium of Pleistocene age.
What does this mean for houses in Ponca City?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Ponca City?: Companies that serve Ponca City can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Ponca City foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Ponca City has expansive clay soil?: About 37% of Ponca City is mapped in soils rated high shrink-swell, 40% moderate and 4% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Ponca City?: Milan, which covers about 26% of the city. USDA describes it as deep, well drained, moderately slowly permeable soils formed in loamy Pleistocene alluvium on treads and risers of paleoterraces.
Is rock shallow in Ponca City?: Bedrock is within 40 inches of the surface under about 19% of the city, according to the USDA soil survey's map-unit data.
Does Ponca City have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 12% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Poteau, Oklahoma?

About 18% of Poteau sits on high shrink-swell soil and 54% has a water table within 2 feet; Neff is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Poteau?: Poteau covers about 27 square miles and had 8,807 people in the 2020 Census.
Which soils matter most for houses in Poteau?: Neff, about 33% of the area: Very deep, moderately well drained, moderately slowly permeable soils that formed in loamy alluvium; Bengal, about 10% of the area: Moderately deep, well drained, slowly permeable soils; Sallisaw, about 7% of the area: Deep, well drained, moderately permeable soils that formed in loamy and gravelly alluvium or valley fill.
What does this mean for houses in Poteau?: Shallow water. A water table near the surface, often perched on tight clay or shale in winter and spring, keeps soil at slab edges and in crawl spaces wet and swollen. See groundwater and perched water, crawl space moisture and surface drainage and grading.
Looking for a foundation company near Poteau?: Companies that serve Poteau can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Poteau foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Poteau has expansive clay soil?: About 18% of Poteau is mapped in soils rated high shrink-swell, 42% moderate and 20% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Poteau?: Neff, which covers about 33% of the city. USDA describes it as very deep, moderately well drained, moderately slowly permeable soils that formed in loamy alluvium.
Is rock shallow in Poteau?: Bedrock is within 40 inches of the surface under about 21% of the city, according to the USDA soil survey's map-unit data.
Does Poteau have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 54% of the city, and occasional or frequent flooding on about 48%.

What are foundation conditions like in Pryor Creek, Oklahoma?

About 64% of Pryor Creek sits on high shrink-swell soil and 84% has a water table within 2 feet; Taloka is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Pryor Creek?: Pryor Creek covers about 10 square miles and had 9,444 people in the 2020 Census.
Which soils matter most for houses in Pryor Creek?: Taloka, about 36% of the area: Very deep, somewhat poorly drained soils that formed in loamy and clayey colluvium and/or alluvium weathered from interbedded shales and sandstone of Pennsylvanian age; Dennis, about 15% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Parsons, about 11% of the area: Very deep, somewhat poorly drained soils that formed in clayey old alluvium or residuum weathered from fissile shales of Pennsylvanian age on interfluves, divides, and paleoterraces.
What does this mean for houses in Pryor Creek?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Pryor Creek?: Companies that serve Pryor Creek can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Pryor Creek foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Pryor Creek has expansive clay soil?: About 64% of Pryor Creek is mapped in soils rated high shrink-swell, 22% moderate and 2% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Pryor Creek?: Taloka, which covers about 36% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in loamy and clayey colluvium and/or alluvium weathered from interbedded shales and sandstone of Pennsylvanian age.
Is rock shallow in Pryor Creek?: Bedrock is within 40 inches of the surface under about 11% of the city, according to the USDA soil survey's map-unit data.
Does Pryor Creek have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 84% of the city, and occasional or frequent flooding on about 15%.

What are foundation conditions like in Purcell, Oklahoma?

About 6% of Purcell sits on high shrink-swell soil; Grant is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Purcell?: Purcell covers about 15 square miles and had 6,651 people in the 2020 Census.
Which soils matter most for houses in Purcell?: Grant, about 23% of the area: Deep, well drained, moderately permeable soils; Minco, about 10% of the area: Very deep, well drained, soils that formed in material weathered from loamy eolian deposits of Pleistocene age; Gracemore, about 10% of the area: Very deep, somewhat poorly drained, moderately rapid to rapidly permeable soils formed in calcareous sandy alluvium of Recent age.
What does this mean for houses in Purcell?: Flood-prone soils. Floodplain soils are layered stream deposits: softer, wetter and more variable than upland soils, and they flood. See soft soil consolidation and Quaternary alluvium and terraces.
Looking for a foundation company near Purcell?: Companies that serve Purcell can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Purcell foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Purcell has expansive clay soil?: About 6% of Purcell is mapped in soils rated high shrink-swell, 30% moderate and 47% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Purcell?: Grant, which covers about 23% of the city. USDA describes it as deep, well drained, moderately permeable soils.
Is rock shallow in Purcell?: Bedrock is within 40 inches of the surface under about 17% of the city, according to the USDA soil survey's map-unit data.
Does Purcell have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 16% of the city, and occasional or frequent flooding on about 25%.

What are foundation conditions like in Sallisaw, Oklahoma?

About 37% of Sallisaw sits on high shrink-swell soil and 64% has a water table within 2 feet; Stigler is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Sallisaw?: Sallisaw covers about 14 square miles and had 8,510 people in the 2020 Census.
Which soils matter most for houses in Sallisaw?: Stigler, about 34% of the area: Deep, moderately well drained, very slowly permeable upland soils that formed in loamy and clayey colluvium or alluvium over interbedded shale and sandstone; Linker, about 11% of the area; Vian, about 8% of the area: Deep, moderately well drained, moderately slowly permeable soils that formed in loamy material weathered from old alluvium of Quaternary age.
What does this mean for houses in Sallisaw?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Sallisaw?: Companies that serve Sallisaw can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Sallisaw foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Sallisaw has expansive clay soil?: About 37% of Sallisaw is mapped in soils rated high shrink-swell, 24% moderate and 28% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Sallisaw?: Stigler, which covers about 34% of the city. USDA describes it as deep, moderately well drained, very slowly permeable upland soils that formed in loamy and clayey colluvium or alluvium over interbedded shale and sandstone.
Is rock shallow in Sallisaw?: Bedrock is within 40 inches of the surface under about 30% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Sallisaw have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 64% of the city, and occasional or frequent flooding on about 9%.

What are foundation conditions like in Sand Springs, Oklahoma?

Sand Springs has the least high shrink-swell soil of the Tulsa-area cities compared, about 19%, but more shallow rock, rock outcrop and wooded hillsides.

How much of Sand Springs has expansive soil?: Sand Springs covers about 21 square miles across four county soil surveys (Tulsa, Osage, Pawnee and Creek).
Which Sand Springs soils matter most for houses?: Niotaze, about 14% of the city, is a soil of wooded hillsides with a stony sandy surface over a dense smectitic clay subsoil and shale 20 to 40 inches down; it is somewhat poorly drained; Bigheart is shallow and well drained to somewhat excessively drained, formed from Pennsylvanian sandstone on crests and upper side slopes, with slopes of 1 to 45 percent; Rock outcrop covers about 8% of the city.
What does hillside ground mean for foundations?: Hillside lots on shallow rock are often built up with fill. Problems there tend to come from fill settlement, slope creep and runoff rather than clay swell.
What is under the river side of Sand Springs?: Borings at the Sand Springs site for the Arkansas River corridor projects found 18 to 35 feet of soil over rock in the river banks, versus about 4 to 10 feet within the channel, and the river shale averaged 565 psi over six tests. See depth to rock from borings.
Looking for a foundation company near Sand Springs?: Companies that serve Sand Springs can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Sand Springs foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Sand Springs has expansive clay soil?: About 19% of Sand Springs is mapped in soils rated high shrink-swell, 20% moderate and 32% low; about 20% is rock outcrop, water or urban land.
Is there shallow rock in Sand Springs?: Yes, in many areas. Bigheart soils are shallow over Pennsylvanian sandstone on crests and upper slopes, and rock outcrop covers about 8% of the city.
What is the most common soil in Sand Springs?: Niotaze, a soil of wooded hillsides with a stony sandy surface over a dense clay subsoil and shale 20 to 40 inches down, covers about 14% of the city.
How deep is rock along the river at Sand Springs?: Borings at the Sand Springs site for the Arkansas River corridor projects found 18 to 35 feet of soil over rock in the river banks, and the river shale there averaged 565 psi over six tests.

What are foundation conditions like in Sapulpa, Oklahoma?

Sapulpa mixes sandstone hills with shallow rock and rock outcrop, clay over shale, and creek floodplains; about 26% of the city rates high shrink-swell.

How much of Sapulpa has expansive soil?: Sapulpa covers about 24 square miles across the Creek and Tulsa county soil surveys. About 27% of the city is somewhat poorly or poorly drained.
Which Sapulpa soils matter most for houses?: Bigheart, about 13% of the city, is shallow and well drained to somewhat excessively drained, formed from Pennsylvanian sandstone on crests and upper side slopes.
What does mixed ground mean for Sapulpa houses?: Hillside lots on shallow rock are often built up with fill, so fill settlement and slope creep are common there, while Dennis and Niotaze clays bring seasonal heave. Rock depth can change sharply from one side of a house to the other on these hills.
Looking for a foundation company near Sapulpa?: Companies that serve Sapulpa can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Sapulpa foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Sapulpa has expansive clay soil?: About 26% of Sapulpa is mapped in soils rated high shrink-swell, 24% moderate and 30% low.
Is there shallow rock in Sapulpa?: Yes, in many areas. Bigheart soils are shallow over Pennsylvanian sandstone, Collinsville sits on hard sandstone 4 to 20 inches down, and rock outcrop covers about 7% of the city.
What is the most common soil in Sapulpa?: Bigheart, a shallow soil over sandstone on crests and upper slopes, covers about 13% of the city, followed by Niotaze at about 11%.
Does Sapulpa have floodplain soils?: Yes. Port and Dale are floodplain soils; Port floods occasionally or frequently for very brief periods between March and October.

What are foundation conditions like in Seminole, Oklahoma?

About 29% of Seminole sits on high shrink-swell soil and 53% has a water table within 2 feet; Seminole is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Seminole?: Seminole covers about 14 square miles and had 7,146 people in the 2020 Census.
Which soils matter most for houses in Seminole?: Seminole, about 19% of the area: Deep, moderately well drained, slowly permeable soils that formed in clayey sediments or material weathered from shale of Permian age; Stephenville, about 18% of the area: Moderately deep, well drained, soils formed in material weathered from sandstone of Permian age; Darnell, about 11% of the area: Shallow, well drained to somewhat excessively drained soils formed in material weathered from sandstone of Permian age.
What does this mean for houses in Seminole?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Seminole?: Companies that serve Seminole can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Seminole foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Seminole has expansive clay soil?: About 29% of Seminole is mapped in soils rated high shrink-swell, 8% moderate and 46% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Seminole?: Seminole, which covers about 19% of the city. USDA describes it as deep, moderately well drained, slowly permeable soils that formed in clayey sediments or material weathered from shale of Permian age.
Is rock shallow in Seminole?: Bedrock is within 40 inches of the surface under about 47% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Seminole have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 53% of the city, and occasional or frequent flooding on about 15%.

What are foundation conditions like in Shawnee, Oklahoma?

About 26% of Shawnee sits on high shrink-swell soil; Renfrow is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Shawnee?: Shawnee covers about 44 square miles and had 31,377 people in the 2020 Census.
Which soils matter most for houses in Shawnee?: Renfrow, about 11% of the area: Very deep well drained soils that formed in material weathered from clayey shale of Permian age; Aydelotte, about 11% of the area: Very deep, well drained, very slowly permeable soils that formed in material weathered from shale of Permian age; Zaneis, about 9% of the area: Deep, well drained soils that formed in material weathered from interbedded sandstone and shale of Permian age.
What does this mean for houses in Shawnee?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Shawnee?: Companies that serve Shawnee can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Shawnee foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Shawnee has expansive clay soil?: About 26% of Shawnee is mapped in soils rated high shrink-swell, 25% moderate and 29% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Shawnee?: Renfrow, which covers about 11% of the city. USDA describes it as very deep well drained soils that formed in material weathered from clayey shale of Permian age.
Is rock shallow in Shawnee?: Bedrock is within 40 inches of the surface under about 19% of the city, according to the USDA soil survey's map-unit data.
Does Shawnee have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 2% of the city, and occasional or frequent flooding on about 13%.

What are foundation conditions like in Skiatook, Oklahoma?

About 42% of Skiatook sits on high shrink-swell soil and 71% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Skiatook?: Skiatook covers about 14 square miles and had 8,450 people in the 2020 Census.
Which soils matter most for houses in Skiatook?: Dennis, about 15% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Coweta, about 12% of the area: Shallow, well drained to somewhat excessively drained soils on interfluves and hillslopes; Eram, about 11% of the area: Moderately deep, moderately well drained soils on interfluves and hillslopes.
What does this mean for houses in Skiatook?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Skiatook?: Companies that serve Skiatook can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Skiatook foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Skiatook has expansive clay soil?: About 42% of Skiatook is mapped in soils rated high shrink-swell, 42% moderate and 5% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Skiatook?: Dennis, which covers about 15% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Skiatook?: Bedrock is within 40 inches of the surface under about 37% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Skiatook have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 71% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Stillwater, Oklahoma?

About 33% of Stillwater sits on high shrink-swell soil, led by Renfrow clay from Permian shale; the city publishes an 18-inch frost depth for footings.

How much of Stillwater has expansive soil?: Stillwater covers about 30 square miles, in the Payne County soil survey.
Which Stillwater soils matter most for houses?: Renfrow, about 18% of the city, formed from clayey Permian shale on low hills; below about 13 inches it is clay, with seasonal cracks, slickensides and a high linear extensibility; Norge is deep and well drained on old upland terraces, less clayey than Renfrow; Grainola is moderately deep, formed from Permian shale on low hills; Mulhall is very deep, formed in colluvium over silty Permian shale on backslopes and footslopes.
What does Stillwater require for footing depth?: The City of Stillwater's adopted construction standards list a frost depth of 18 inches, based on an air freezing index of 500.
Looking for a foundation company near Stillwater?: Companies that serve Stillwater can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Stillwater foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Stillwater has expansive clay soil?: About 33% of Stillwater is mapped in soils rated high shrink-swell, 18% moderate and 21% low.
What is the most common soil in Stillwater?: Renfrow, a deep, well drained soil formed from clayey Permian shale, which is clay below about 13 inches, covers about 18% of the city.
What frost depth does Stillwater use?: The City of Stillwater's adopted construction standards list a frost depth of 18 inches, with an air freezing index of 500.
Is drainage a problem in Stillwater soils?: Poorly drained soils are essentially absent from the city map; clay wetting and drying, and creek floodplains, are the bigger factors.

What are foundation conditions like in Sulphur, Oklahoma?

About 36% of Sulphur sits on high shrink-swell soil and 35% has bedrock within 40 inches; Rayford is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Sulphur?: Sulphur covers about 7 square miles and had 5,065 people in the 2020 Census.
Which soils matter most for houses in Sulphur?: Rayford, about 30% of the area: Shallow, well drained, moderately permeable prairie soils that formed in material weathered from limestone conglomerate of Pennsylvanian age; Clarita, about 21% of the area: Very deep, moderately well drained, very slowly permeable upland soils; Durant, about 11% of the area: Very deep, moderately well drained, very slowly permeable soils that formed in clayey residuum weathered from clayey deposits and shales of Cretaceous age.
What does this mean for houses in Sulphur?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Sulphur?: Companies that serve Sulphur can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Sulphur foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Sulphur has expansive clay soil?: About 36% of Sulphur is mapped in soils rated high shrink-swell, 44% moderate and 0% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Sulphur?: Rayford, which covers about 30% of the city. USDA describes it as shallow, well drained, moderately permeable prairie soils that formed in material weathered from limestone conglomerate of Pennsylvanian age.
Is rock shallow in Sulphur?: Bedrock is within 40 inches of the surface under about 35% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Sulphur have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Tahlequah, Oklahoma?

About 22% of Tahlequah sits on high shrink-swell soil; Clarksville is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Tahlequah?: Tahlequah covers about 13 square miles and had 16,209 people in the 2020 Census.
Which soils matter most for houses in Tahlequah?: Clarksville, about 16% of the area: Very deep, somewhat excessively drained soils formed in hillslope sediments and the underlying clayey residuum from cherty dolomite or cherty limestone on steep side slopes and narrow ridgetops; Eldorado, about 15% of the area: Very deep, well drained soils that formed in residuum weathered from Pennsylvanian age cherty limestone; Newtonia, about 11% of the area: Very deep well drained soils that formed in loess and residuum of the Cherokee Prairies.
What does this mean for houses in Tahlequah?: Mixed ground. No single hazard dominates here, so what matters is the soil under a particular house: clay that swells and shrinks with the seasons, fill on graded lots, and water around the foundation. See shrink-swell and the active zone and surface drainage and grading.
Looking for a foundation company near Tahlequah?: Companies that serve Tahlequah can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Tahlequah foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Tahlequah has expansive clay soil?: About 22% of Tahlequah is mapped in soils rated high shrink-swell, 2% moderate and 66% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Tahlequah?: Clarksville, which covers about 16% of the city. USDA describes it as very deep, somewhat excessively drained soils formed in hillslope sediments and the underlying clayey residuum from cherty dolomite or cherty limestone on steep side slopes and narrow ridgetops.
Is rock shallow in Tahlequah?: Bedrock is within 40 inches of the surface under about 3% of the city, according to the USDA soil survey's map-unit data.
Does Tahlequah have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 20% of the city, and occasional or frequent flooding on about 6%.

What are foundation conditions like in Tecumseh, Oklahoma?

About 22% of Tecumseh sits on high shrink-swell soil and 31% has bedrock within 40 inches; Chickasha is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Tecumseh?: Tecumseh covers about 15 square miles and had 6,302 people in the 2020 Census.
Which soils matter most for houses in Tecumseh?: Chickasha, about 24% of the area: Deep, well drained, moderately permeable soils that formed in material weathered from sandstone of Permian age; Grainola, about 12% of the area: Moderately deep, well drained soils that formed in material weathered from shale of Permian age; Aydelotte, about 10% of the area: Very deep, well drained, very slowly permeable soils that formed in material weathered from shale of Permian age.
What does this mean for houses in Tecumseh?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Tecumseh?: Companies that serve Tecumseh can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Tecumseh foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Tecumseh has expansive clay soil?: About 22% of Tecumseh is mapped in soils rated high shrink-swell, 16% moderate and 46% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Tecumseh?: Chickasha, which covers about 24% of the city. USDA describes it as deep, well drained, moderately permeable soils that formed in material weathered from sandstone of Permian age.
Is rock shallow in Tecumseh?: Bedrock is within 40 inches of the surface under about 31% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Tecumseh have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 8%.

What are foundation conditions like in The Village, Oklahoma?

About 46% of The Village sits on high shrink-swell soil; Renthin is the most common soil. Measured from USDA soil maps.

What does the soil survey show for The Village?: The Village covers about 2 square miles and had 9,538 people in the 2020 Census.
Which soils matter most for houses in The Village?: Renthin, about 28% of the area: Deep, well drained, very slowly permeable soils formed in material weathered from clayey and silty shale of Permian age; Grainola, about 2% of the area: Moderately deep, well drained soils that formed in material weathered from shale of Permian age; Ashport, about 1% of the area: Very deep, well drained soils that formed in loamy alluvium of Holocene age.
What does this mean for houses in The Village?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near The Village?: Companies that serve The Village can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
The Village foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of The Village has expansive clay soil?: About 46% of The Village is mapped in soils rated high shrink-swell, 2% moderate and 0% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in The Village?: Renthin, which covers about 28% of the city. USDA describes it as deep, well drained, very slowly permeable soils formed in material weathered from clayey and silty shale of Permian age.
Is rock shallow in The Village?: Bedrock is within 40 inches of the surface under about 3% of the city, according to the USDA soil survey's map-unit data.
Does The Village have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 2%.

What are foundation conditions like in Tulsa, Oklahoma?

About 29% of Tulsa sits on high shrink-swell soil and 36% on soil that drains poorly; Dennis clay is the most common soil, and creek corridors add soft ground.

How much of Tulsa has expansive soil?: Tulsa is the second-largest area in this comparison at about 197 square miles, and its soils come from five county soil surveys (Tulsa, Osage, Wagoner, Creek and Rogers).
Which Tulsa soils matter most for houses?: Dennis, the most common soil in the city, is very deep and somewhat poorly drained, with a perched water table 12 to 30 inches down from December through April.
Where are Tulsa's flood-prone corridors?: The City of Tulsa's flooding history records repeated floods on Mingo, Joe, Haikey, Fry, Bird and Flat Rock creeks, peaking in the Memorial Day 1984 flood, when about 15 inches of rain fell overnight and nearly 7,000 buildings were damaged or destroyed, mostly along Mingo Creek.
How deep do piers go in Tulsa?: In 2025 installation records from Tulsa, steel push piers reached refusal at a median depth of about 12 feet, with most exterior piers between about 8 and 16 feet.
What does Tulsa require for a repair permit?: Tulsa lets the owner, contractor, architect or owner's agent apply for a building permit; only electrical, mechanical and plumbing permits require licensed contractors.
Looking for a foundation company near Tulsa?: Companies that serve Tulsa can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Tulsa foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Tulsa has expansive clay soil?: Inside Tulsa's city limits, about 29% of the land is mapped in soils whose most expansive layer is rated high shrink-swell, and another 25% moderate, based on the USDA soil survey.
What is the most common soil in Tulsa?: Dennis, a deep clayey soil formed from shale, covers about 18% of the city. It is somewhat poorly drained, with water perched 12 to 30 inches down in winter and spring.
Which parts of Tulsa have the softest ground?: Creek and river corridors. Tulsa's flood history centers on Mingo, Joe, Haikey, Fry, Bird and Flat Rock creeks, and along the Arkansas River shale is generally 20 to 30 feet below the banks.
Do I need a permit for foundation repair in Tulsa?: Tulsa takes repair permit applications in person, and the plans examiner decides at submittal whether construction plans are needed for extensive or structural damage.

What are foundation conditions like in Tuttle, Oklahoma?

About 2% of Tuttle sits on high shrink-swell soil; Minco is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Tuttle?: Tuttle covers about 30 square miles and had 7,413 people in the 2020 Census.
Which soils matter most for houses in Tuttle?: Minco, about 35% of the area: Very deep, well drained, soils that formed in material weathered from loamy eolian deposits of Pleistocene age; Teller, about 6% of the area: Very deep, well drained, moderately permeable soils that formed in loamy sediments of Pleistocene age; Nash, about 5% of the area: Moderately deep, well drained, moderately permeable upland soils that formed in material weathered from sandstone of Permian age.
What does this mean for houses in Tuttle?: Flood-prone soils. Floodplain soils are layered stream deposits: softer, wetter and more variable than upland soils, and they flood. See soft soil consolidation and Quaternary alluvium and terraces.
Looking for a foundation company near Tuttle?: Companies that serve Tuttle can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Tuttle foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Tuttle has expansive clay soil?: About 2% of Tuttle is mapped in soils rated high shrink-swell, 27% moderate and 56% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Tuttle?: Minco, which covers about 35% of the city. USDA describes it as very deep, well drained, soils that formed in material weathered from loamy eolian deposits of Pleistocene age.
Is rock shallow in Tuttle?: Bedrock is within 40 inches of the surface under about 11% of the city, according to the USDA soil survey's map-unit data.
Does Tuttle have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 5% of the city, and occasional or frequent flooding on about 11%.

What are foundation conditions like in Verdigris, Oklahoma?

About 38% of Verdigris sits on high shrink-swell soil and 59% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Verdigris?: Verdigris covers about 6 square miles and had 5,256 people in the 2020 Census.
Which soils matter most for houses in Verdigris?: Dennis, about 26% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Choteau, about 16% of the area: Very deep, somewhat poorly drained soils that formed in material weathered from loamy and clayey alluvium or colluvium over shale of Pennsylvanian age; Bates, about 10% of the area: Moderately deep, well drained soils on interfluves and hillslopes.
What does this mean for houses in Verdigris?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Verdigris?: Companies that serve Verdigris can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Verdigris foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Verdigris has expansive clay soil?: About 38% of Verdigris is mapped in soils rated high shrink-swell, 43% moderate and 5% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Verdigris?: Dennis, which covers about 26% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Verdigris?: Bedrock is within 40 inches of the surface under about 30% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Verdigris have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 59% of the city, and occasional or frequent flooding on about 4%.

What are foundation conditions like in Vinita, Oklahoma?

About 46% of Vinita sits on high shrink-swell soil and 73% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Vinita?: Vinita covers about 6 square miles and had 5,193 people in the 2020 Census.
Which soils matter most for houses in Vinita?: Dennis, about 29% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Taloka, about 14% of the area: Very deep, somewhat poorly drained soils that formed in loamy and clayey colluvium and/or alluvium weathered from interbedded shales and sandstone of Pennsylvanian age; Parsons, about 11% of the area: Very deep, somewhat poorly drained soils that formed in clayey old alluvium or residuum weathered from fissile shales of Pennsylvanian age on interfluves, divides, and paleoterraces.
What does this mean for houses in Vinita?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Vinita?: Companies that serve Vinita can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Vinita foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Vinita has expansive clay soil?: About 46% of Vinita is mapped in soils rated high shrink-swell, 36% moderate and 5% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Vinita?: Dennis, which covers about 29% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Vinita?: Bedrock is within 40 inches of the surface under about 20% of the city, according to the USDA soil survey's map-unit data.
Does Vinita have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 73% of the city, and occasional or frequent flooding on about 12%.

What are foundation conditions like in Wagoner, Oklahoma?

About 50% of Wagoner sits on high shrink-swell soil and 92% has a water table within 2 feet; Dennis is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Wagoner?: Wagoner covers about 10 square miles and had 7,621 people in the 2020 Census.
Which soils matter most for houses in Wagoner?: Dennis, about 31% of the area: Very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age; Taloka, about 31% of the area: Very deep, somewhat poorly drained soils that formed in loamy and clayey colluvium and/or alluvium weathered from interbedded shales and sandstone of Pennsylvanian age; Parsons, about 12% of the area: Very deep, somewhat poorly drained soils that formed in clayey old alluvium or residuum weathered from fissile shales of Pennsylvanian age on interfluves, divides, and paleoterraces.
What does this mean for houses in Wagoner?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Wagoner?: Companies that serve Wagoner can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Wagoner foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Wagoner has expansive clay soil?: About 50% of Wagoner is mapped in soils rated high shrink-swell, 35% moderate and 0% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Wagoner?: Dennis, which covers about 31% of the city. USDA describes it as very deep, somewhat poorly drained soils that formed in residuum weathered from shale of Pennsylvanian age.
Is rock shallow in Wagoner?: Bedrock is within 40 inches of the surface under about 6% of the city, according to the USDA soil survey's map-unit data.
Does Wagoner have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 92% of the city, and occasional or frequent flooding on about 0%.

What are foundation conditions like in Warr Acres, Oklahoma?

About 28% of Warr Acres sits on high shrink-swell soil; Teller is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Warr Acres?: Warr Acres covers about 3 square miles and had 10,452 people in the 2020 Census.
Which soils matter most for houses in Warr Acres?: Teller, about 13% of the area: Very deep, well drained, moderately permeable soils that formed in loamy sediments of Pleistocene age; Renthin, about 11% of the area: Deep, well drained, very slowly permeable soils formed in material weathered from clayey and silty shale of Permian age; Bethany, about 5% of the area: Very deep, well drained soils that formed in loess or alluvium of Pleistocene age over shale of Permian age.
What does this mean for houses in Warr Acres?: Clay that swells and shrinks. Where high shrink-swell soil sits under a house, wet spells lift the slab edges and drought drops them, and uneven watering does more harm than uniform change. See perimeter wetting heave, edge drop in drought and tree-root drying.
Looking for a foundation company near Warr Acres?: Companies that serve Warr Acres can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Warr Acres foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Warr Acres has expansive clay soil?: About 28% of Warr Acres is mapped in soils rated high shrink-swell, 2% moderate and 15% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Warr Acres?: Teller, which covers about 13% of the city. USDA describes it as very deep, well drained, moderately permeable soils that formed in loamy sediments of Pleistocene age.
Is rock shallow in Warr Acres?: Bedrock is within 40 inches of the surface under about 10% of the city, according to the USDA soil survey's map-unit data.
Does Warr Acres have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 0%.

What are foundation conditions like in Weatherford, Oklahoma?

About 0% of Weatherford sits on high shrink-swell soil; Pond Creek is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Weatherford?: Weatherford covers about 8 square miles and had 12,076 people in the 2020 Census.
Which soils matter most for houses in Weatherford?: Pond Creek, about 27% of the area: Very deep, well drained soils that formed in calcareous loamy material high in silt and very fine sand which was derived from a combination of loess, alluvium, residuum from red beds; Lovedale, about 16% of the area: Very deep, well drained, moderately permeable soils that formed in old alluvium; Eufaula, about 10% of the area: Very deep, somewhat excessively drained soils that formed in sandy sediments of Pleistocene age.
What does this mean for houses in Weatherford?: Less clay, different problems. Sandy and loamy soils swell little, so movement more often comes from fill settlement, erosion and washouts or plumbing leaks.
Looking for a foundation company near Weatherford?: Companies that serve Weatherford can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Weatherford foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Weatherford has expansive clay soil?: About 0% of Weatherford is mapped in soils rated high shrink-swell, 47% moderate and 37% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Weatherford?: Pond Creek, which covers about 27% of the city. USDA describes it as very deep, well drained soils that formed in calcareous loamy material high in silt and very fine sand which was derived from a combination of loess, alluvium, residuum from red beds.
Is rock shallow in Weatherford?: Bedrock is within 40 inches of the surface under about 9% of the city, according to the USDA soil survey's map-unit data.
Does Weatherford have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 0% of the city, and occasional or frequent flooding on about 0%.

What are foundation conditions like in Woodward, Oklahoma?

About 0% of Woodward sits on high shrink-swell soil and 40% has bedrock within 40 inches; Woodward is the most common soil. Measured from USDA soil maps.

What does the soil survey show for Woodward?: Woodward covers about 13 square miles and had 12,133 people in the 2020 Census.
Which soils matter most for houses in Woodward?: Woodward, about 21% of the area: Moderately deep, well drained, moderately permeable soils that formed in residuum weathered from sandstone bedrock of Permian age; Quinlan, about 15% of the area: Shallow, well drained, moderately rapid to moderately permeable soils that formed in loamy residuum weathered from noncemented, calcareous sandstone bedrock of Permian age; Westola, about 12% of the area: Very deep, well drained, moderately rapidly permeable soils that formed in calcareous, recent alluvium.
What does this mean for houses in Woodward?: Shallow rock. Where bedrock is close to the surface, lots are often cut into rock on one side and built up with fill on the other, so fill settlement and slope creep matter more than clay swell, and piers can stop at very different depths across one house.
Looking for a foundation company near Woodward?: Companies that serve Woodward can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Woodward foundation conditions: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Woodward has expansive clay soil?: About 0% of Woodward is mapped in soils rated high shrink-swell, 6% moderate and 82% low, measured inside the city limits from the USDA soil survey.
What is the most common soil in Woodward?: Woodward, which covers about 21% of the city. USDA describes it as moderately deep, well drained, moderately permeable soils that formed in residuum weathered from sandstone bedrock of Permian age.
Is rock shallow in Woodward?: Bedrock is within 40 inches of the surface under about 40% of the city, according to the USDA soil survey's map-unit data. Where rock is that shallow, piers and footings can reach it quickly, and cut-and-fill lots are common.
Does Woodward have high groundwater or flooding?: The soil survey maps a water table within 2 feet of the surface at some time of year under about 1% of the city, and occasional or frequent flooding on about 1%.

What are foundation conditions like in Yukon, Oklahoma?

Half of Yukon sits on moderate shrink-swell soil and 16% on high; river floodplain and terrace soils such as Dale and Norge cover much of the city.

How much of Yukon has expansive soil?: Yukon covers about 26 square miles, all in the Canadian County soil survey. About 8% of the city is somewhat poorly or poorly drained.
Which Yukon soils matter most for houses?: Dale, about 23% of the city, is very deep and well drained, formed in loamy stream sediment on floodplains, with silt loam to clay loam layers rather than heavy clay; Norge, about 16%, is deep and well drained, on old upland terraces, with a silty clay loam subsoil less clayey than Kirkland or Renfrow; Gracemore is very deep and somewhat poorly drained, formed in calcareous sandy alluvium on broad floodplains, and water moves through it quickly.
What does river ground mean for Yukon houses?: Floodplain soils are layered stream deposits, so they can change from sand to clay over short distances, and their main risks are flooding and soft, wet layers rather than strong clay swell. See soft soil consolidation and Quaternary alluvium and terraces.
Looking for a foundation company near Yukon?: Companies that serve Yukon can appear on the company map in the Homeowner Hub. Paid listings there are marked Sponsored; the library and the AI guide don't rank or recommend any of them.
Yukon foundation conditions: How were these numbers measured?: We overlaid the city's current limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
How much of Yukon has expansive clay soil?: About 16% of Yukon is mapped in soils rated high shrink-swell and 50% moderate, the largest moderate share of the cities compared.
What is the most common soil in Yukon?: Dale, a very deep, well drained soil formed in loamy stream sediment on floodplains, covers about 23% of the city.
Is flooding a concern on Yukon soils?: On some. Dale, Gracemore and Watonga are floodplain soils, and Brewer and Canadian sit on floodplains or low terraces subject to rare flooding, so a lot's position relative to creeks and the river matters.
Do Yukon's sandy floodplain soils swell?: Little. Gracemore formed in calcareous sandy alluvium and is moderately rapid to rapidly permeable; its risks are flooding and a high water table rather than clay swell.

Which Oklahoma cities have the most expansive soil?

Hugo and Miami have the most high shrink-swell soil of 75 Oklahoma cities measured; Woodward and Elk City the least. From USDA soil maps.

How do Oklahoma cities compare?: Shares are of the land inside each city's limits. "High shrink-swell" means the soil's most expansive layer has a linear extensibility of 6% or more. Water table, bedrock and flooding come from the soil survey's map-unit summaries.
Oklahoma cities compared: How were these numbers measured?: We overlaid the city limits from the Census Bureau on the USDA soil survey's map units and added up the area of each soil.
Which Oklahoma city has the most expansive soil?: Of the 75 Oklahoma cities with 5,000 or more people, Hugo has the largest share of land in soils rated high shrink-swell, about 86%, followed by Miami at about 74%.
Oklahoma cities compared: Which has the least?: Woodward, about 0%, and Elk City, about 0%.
Which cities have the shallowest water tables?: Wagoner (92%), Glenpool (85%) and Miami (84%) have the largest share of land with a water table within 2 feet at some time of year.
Which cities have the most shallow rock?: Mustang (92%), Blanchard (71%) and McAlester (65%) have the largest share of land with bedrock within 40 inches.