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Marseilles, Ohio
Inside Marseilles' city limits, a shallow water table limits basements on 96% of mapped land, the 3rd-highest of 8 cities in Wyandot County. Shrink-swell clay limits houses without basements on 6%.
That water-table share is above Wyandot County's 90%. FEMA's flood data list no flood losses since 2016 in ZIP code 43351 overlapping the city.
Data as of October 13, 2026 · sources · in Wyandot County
expansive clay: shrink-swell limits slab homes
high water table: limits basements
flood losses since 2016 in 1 overlapping ZIP
Basement waterproofing in Marseilles
Basement waterproofing in Marseilles: a shallow water table limits basements on 96% of Marseilles' mapped land, more than in 86% of Ohio cities.
Soil under Marseilles city limits
| Expansive clay (limits slab homes) | 6.2% |
| High water table (limits basements) | 95.6% |
| Septic fields very limited | 95.6% |
| Clay swell (LEP, by area) | 3.8% |
| High-swell land (LEP 6%+) | 0.0% |
| Mapped soil | 63 acres |
What the numbers mean here
On 96% of Marseilles' mapped land, soil stays saturated within about 6 feet of the surface for part of the year, which is basement depth.
USDA rates 96% of the land very limited for septic absorption fields.
Drought in Wyandot County
0% of Wyandot 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 Marseilles. ZIP areas reach past city limits.
| ZIP | Share of city land | Flood losses | Paid |
|---|---|---|---|
| 43351 | 100% | 0 | $0 |
Homes
Marseilles has fewer than 100 housing units in the ACS 2020-2024 estimates, too few for reliable shares.
Nearby cities
| Place | Distance | Expansive clay | High water table |
|---|---|---|---|
| Harpster | 8 mi | 61% | 95% |
| Kirby | 8 mi | 44% | 100% |
| La Rue | 9 mi | 1% | 39% |
| Patterson | 9 mi | 10% | 100% |
| New Bloomington | 9 mi | 78% | 92% |
| Morral | 10 mi | 46% | 94% |
| Forest | 10 mi | 22% | 98% |
| Upper Sandusky | 11 mi | 10% | 78% |
Sources: USDA SSURGO (August 5, 2026) · US Drought Monitor (October 13, 2026) · FEMA NFIP v3 (September 9, 2026). Methods · Data status