Pontotoc County, OK Shrink-Swell Risk

What Pontotoc County, OK's soil means for a foundation

Moderate

USDA's SSURGO data puts Pontotoc County, OK's soil at "Moderate" shrink-swell potential, an area-weighted linear extensibility of 4.03% across 49.6% of the county's surveyed land. Conventional foundations are the reasonable expectation here, with routine moisture-control practice rather than special engineering.

This is a county figure, not a lot figure

USDA's survey covers the whole of Pontotoc County, OK at once, not any single address. A local geotechnical report, typically $1,000-$5,000 (around $2,700 typical), is the only way to know what one lot in Pontotoc County will actually do.

Report cost vs. repair cost

With Pontotoc County, OK rating "Moderate", a geotechnical report is still worthwhile before a build, just less urgent than in a high-risk county. A geotechnical report runs $1,000-$5,000, typically around $2,700. Foundation repair, if a specific lot turns out to differ from the county average, runs $5,000-$15,000.

Pontotoc County's rank among Oklahoma counties

Nationally, Pontotoc County, OK is the 545-most-constrained of 3,085 rated counties for shrink-swell soil. Within Oklahoma alone it ranks 21 of 77. Pontotoc County, OK is 720 square miles with a population of 38,310.

See how another county compares

Orleans Parish, LA carries this site's most-constrained reading. Suwannee County, FL and Kearney County, NE are worth a look for comparison.

How this reading is built, and its real limits · Moisture management: the cheap fix that works on any soil

More of Oklahoma

Every county in Oklahoma is on this site, including Canadian County, OK and Logan County, OK. The full underlying dataset is downloadable directly, one row per county.