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Brownfield sites in Seneca County, Ohio
EPA lists 15 brownfield sites in Seneca County. Grant recipients report them. 4 carry EPA's ready-for-reuse flag.
Zoning: Check zoning with the city.
The sites
Each row is a site name and city, as EPA holds them. Where several sites share a name, the count shows how many.
| Site | City | Sites | EPA flags |
|---|---|---|---|
| Elder's Boneyard | Fostoria | 1 | Assessment |
| Former Clark Gasoline Station | Fostoria | 1 | Assessment |
| Former Firestone/Thallman Tire | Tiffin | 1 | Assessment |
| Former Mr. B's Dry Cleaner | Fostoria | 1 | Assessment |
| Former Rainbow Muffler | Tiffin | 1 | Assessment |
| Former U.S. Card/Sperry Remington | Tiffin | 1 | Ready for reuse, Assessment |
| Former Zoeller Construction | Tiffin | 1 | Assessment |
| Fostoria Industries Site | Fostoria | 1 | State or tribal program |
| Front Nine Golf Course | Kansas | 1 | State or tribal program |
| Jack's Service Station | Fostoria | 1 | Assessment |
| Neowood Products | Tiffin | 1 | State or tribal program |
| Progress Industrial Park (Codding Property) | Fostoria | 1 | Assessment |
| Riddlebaugh Insurance | Tiffin | 1 | Ready for reuse, Assessment |
| Tiffin Glasshouse | Tiffin | 1 | Ready for reuse, Assessment |
| Tiffin University Rec Center | Tiffin | 1 | Ready for reuse |
To see each site in Seneca County on a map, use the Cleanups in My Community map, on EPA's site.
EPA flags
| EPA flag | Sites |
|---|---|
| Ready for reuse | 4 |
| Assessment | 11 |
| Cleanup | 0 |
| Targeted assessment | 0 |
| State or tribal program | 3 |
| Multipurpose grant | 0 |
| Area-wide planning | 0 |
A site can carry more than one flag. The grant flags show which kinds of EPA brownfield funding a site is listed under.
What this data holds
- Acreage isn't in EPA's national data, so we don't show site sizes.
- We hold no flood data for these sites.
- We show the city and county, not street addresses.
- Grant recipients report these sites to EPA. A flag is EPA's record, not a site visit.
Go further with a paid plan
A paid plan runs site reports and area scans on the sites you pick. How much we read varies by state.
Starter: US$39 a month for 100 credits. Run full site reports, area scans and letter drops.
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US EPA data, as of 18 Oct 2026, reported by grant recipients. Not endorsed by EPA. Not legal or environmental advice; confirm with the state or EPA region.