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Bloomville, Ohio
Inside Bloomville's city limits, a shallow water table limits basements on 99% of mapped land, the 3rd-highest of 7 cities in Seneca County. Shrink-swell clay limits houses without basements on 8%.
That water-table share is above Seneca County's 89%. FEMA's flood data list no flood losses since 2016 in ZIP code 44818 overlapping the city. Of its 296 homes, 81% were built before 1980; the median dates from 1939 or earlier.
Data as of October 13, 2026 · sources · in Seneca 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 Bloomville
Basement waterproofing in Bloomville: a shallow water table limits basements on 99% of Bloomville's mapped land, more than in 93% of Ohio cities.
About 300 of Bloomville's 296 homes are detached houses.
Soil under Bloomville city limits
| Expansive clay (limits slab homes) | 8.2% |
| High water table (limits basements) | 99.0% |
| Septic fields very limited | 99.0% |
| Clay swell (LEP, by area) | 3.7% |
| High-swell land (LEP 6%+) | 0.0% |
| Mapped soil | 382 acres |
| Soil series | Share here | Series nationally: high water table |
|---|---|---|
| Tiro | 71% | n/a |
| Bennington | 15% | 99% |
| Pandora | 6% | n/a |
| Condit | 3% | n/a |
| Luray | 2% | n/a |
| Cardington | 1% | 99% |
What the numbers mean here
On 99% of Bloomville's mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 99% of the land very limited for septic absorption fields.
Drought in Seneca County
0% of Seneca 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 Bloomville. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 44818 | 100% | 0 | $0 |
Homes in Bloomville
| Housing units | 296 |
| Median year built | 1939 or earlier |
| Built before 1980 | 81% |
| Built 2000 or later | 6% |
| Owner-occupied | 79% |
| Median value, owner-occupied | $96,800 |
| Single-family detached | 92% |
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Republic | 5 mi | 18% | 99% |
| Attica | 7 mi | 15% | 98% |
| Chatfield | 8 mi | 1% | 98% |
| Tiffin | 10 mi | 15% | 72% |
| New Washington | 10 mi | under 1% | 90% |
| Sycamore | 11 mi | 8% | 78% |
| Green Springs | 14 mi | 12% | 77% |
| Willard | 15 mi | under 1% | 99% |
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