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Wellsville, Ohio
Inside Wellsville's city limits, a shallow water table limits basements on 13% of mapped land. Shrink-swell clay limits houses without basements on 0%.
That water-table share is below Columbiana County's 53%. USDA doesn't rate the 27% of mapped land classed as urban land, so these shares are floors. FEMA's flood data list no flood losses since 2016 in ZIP code 43968 overlapping the city. Of its 1,732 homes, 83% were built before 1980; the median dates from 1939 or earlier.
Data as of October 13, 2026 · sources · in Columbiana County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 1 overlapping ZIP
of homes built before 1980
Basement waterproofing in Wellsville
Basement waterproofing in Wellsville: a shallow water table limits basements on 13% of Wellsville's mapped land.
About 1,000 of Wellsville's 1,732 homes are detached houses.
Soil under Wellsville city limits
| Expansive clay (limits slab homes) | 0.0% |
| High water table (limits basements) | 13.4% |
| Septic fields very limited | 57.7% |
| Clay swell (LEP, by area) | 2.0% |
| High-swell land (LEP 6%+) | 0.0% |
| Urban land, not rated | 26.5% |
| Mapped soil | 1,224 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Westmoreland | 13% | 0% |
| Chili | 12% | 0% |
| Hazleton | 9% | 0% |
| Berks | 6% | under 1% |
| Rainsboro | 5% | n/a |
| Omulga | 4% | 99% |
What the numbers mean here
USDA rates 58% of the land very limited for septic absorption fields.
With shrink-swell clay on 0% and a shallow water table on 13% of the land, the soil survey points to neither problem across most of Wellsville; conditions still vary lot by lot.
Drought in Columbiana County
0% of Columbiana County is in drought (D1 or worse) on the October 13, 2026 map. County detail.
Flood losses by ZIP code
FEMA flood records since 2016 in the ZIP codes that overlap Wellsville. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43968 | 100% | 0 | $0 |
Homes in Wellsville
| Housing units | 1,732 |
| Median year built | 1939 or earlier |
| Built before 1980 | 83% |
| Built 2000 or later | 7% |
| Owner-occupied | 54% |
| Median value, owner-occupied | $78,600 |
| Single-family detached | 58% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Irondale | 4 mi | 1% | 11% |
| East Liverpool | 5 mi | under 1% | 12% |
| Stratton | 6 mi | 0% | 16% |
| Empire | 7 mi | 0% | 2% |
| Salineville | 9 mi | 1% | 23% |
| Toronto | 10 mi | under 1% | 12% |
| Rogers | 13 mi | 0% | 46% |
| Lisbon | 13 mi | under 1% | 45% |
Sources: USDA SSURGO (August 5, 2026) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026) · Census ACS 2020-2024. Methods · Data status