Seneca County, OH Shrink-Swell Risk

Seneca County, OH's soil, for shrink-swell risk

Moderate

Seneca County, OH: USDA's soil survey rates 70.3% of the county "Moderate" for shrink-swell potential (3.68% linear extensibility). A real but modest amount of movement - standard foundations usually hold up, but drainage and moisture control around the foundation still matter more than on low-risk soil.

What Seneca County's reading doesn't cover

Two lots a mile apart in Seneca County can carry different soil, even though they share one countywide reading. The real answer for one lot is still a site-specific geotechnical report, running about $1,000-$5,000 (typically near $2,700).

What it costs to find out, versus to ignore it

With Seneca County, OH 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.

How Seneca County, OH compares

Nationally, Seneca County, OH is the 734-most-constrained of 3,085 rated counties for shrink-swell soil. Within Ohio alone it ranks 26 of 88. The county spans 551 square miles, home to 54,730 people.

For contrast

Orleans Parish, LA carries this site's most-constrained reading. Victoria County, TX and Lancaster County, SC 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 Ohio

Every county in Ohio is on this site, including Paulding County, OH and Muskingum County, OH. The full underlying dataset is downloadable directly, one row per county.