HomeSoil seriesBennington
Bennington soil series
Bennington soils cover 559,764 mapped acres, almost all of them in Ohio. USDA rates shrink-swell a limit for houses without basements on 0% of that land, and a shallow water table a limit for basements on 99%.
It is the leading soil series by area in 26 of the counties and cities on this site, including Huron County, OH; Crawford County, OH; Richland County, OH.
SSURGO survey versions to August 5, 2026 · series description revised 2021-11
of its land: shrink-swell limits houses without basements
of its land: a shallow water table limits basements
median highest linear extensibility (6% and up is high)
median highest clay content in the top 150 cm
USDA's description
The Bennington series consists of very deep, somewhat poorly drained soils formed in loamy till of medium lime content. These soils are on ground moraines and end moraines. Slope ranges from 0 to 6 percent. Mean annual precipitation is about 914 mm (36 inches), and mean annual air temperature is about 11 degrees C (51 degrees F).
Source: USDA NRCS series description (OSD) for Bennington, revised 2021-11. Read it.
Engineering properties
| Mapped area (SSURGO) | 559,764 acres |
| Shrink-swell limits houses without basements | 0.0% |
| Shallow water table limits basements | 98.5% |
| Very limited for septic absorption fields | 98.5% |
| Most common drainage class | Somewhat poorly drained |
| Most common hydrologic soil group | C/D |
| Taxonomic class | Fine, illitic, mesic Aeric Epiaqualfs |
| Type location | Delaware County, Ohio |
Where Bennington is mapped
| State | Mapped acres |
|---|---|
| Ohio | 559,764 |
Places where Bennington leads
Counties and cities where Bennington covers more mapped land than any other series.
| Place | Share of mapped land |
|---|---|
| Wakeman, OH | 62% |
| West Salem, OH | 59% |
| Greenwich, OH | 54% |
| New Albany, OH | 47% |
| New Washington, OH | 45% |
| Bexley, OH | 45% |
| Whitehall, OH | 44% |
| Shelby, OH | 43% |
| Minerva Park, OH | 39% |
| Pataskala, OH | 38% |
| Reynoldsburg, OH | 38% |
| Crestline, OH | 38% |
| Sunbury, OH | 37% |
| New London, OH | 36% |
| Huron County, OH | 35% |
| Gahanna, OH | 33% |
| Westerville, OH | 28% |
| Buckeye Lake, OH | 25% |
| Burbank, OH | 25% |
| Crawford County, OH | 24% |
| Galion, OH | 24% |
| Thurston, OH | 22% |
| Bucyrus, OH | 18% |
| Worthington, OH | 16% |
| Richland County, OH | 15% |
| Licking County, OH | 14% |
Sources
Shares and properties: USDA NRCS SSURGO via Soil Data Access, weighted by each component's share of its map units. Description: the USDA NRCS series description. How we count.