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County file — OH

Underground Storage Tanks in Williams County, OH — 121 facilities, 161 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Williams County, population 37,663.

121UST facilities
113tanks in service
256closed tanks
161leak records
11open cases
150no further action

Williams County has 121 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 113 tanks in service and 256 tanks that have been closed or removed. Over the life of the program, 161 fuel releases were reported here; 150 (93% of records) were investigated and closed with No Further Action, and 11 of those cleanup cases were still open when the snapshot was compiled.

That works out to 30.0 tanks in service per 10,000 residents, well above the Ohio average of 17.1 per 10,000. Countywide numbers are context, not a verdict on any parcel — tank risk is hyper-local, falling off within a few hundred feet.

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Frequently asked questions

How many underground storage tanks are in Williams County, OH?

The EPA UST Finder snapshot lists 121 registered UST facilities in Williams County with 113 tanks currently in service, 256 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Williams County?

161 releases from underground storage tanks are on record for Williams County. 150 (93%) reached No Further Action status, while 11 cleanup cases remained open in the snapshot.

How do I check a specific address in Williams County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Williams County address to map every registered tank and reported leak within a mile, with distances in feet and an A–F screening grade. Verify current records with the Ohio BUSTR (State Fire Marshal).

Verify with the state

The live regulatory record for any Williams County facility or leak case is held by the Ohio BUSTR (State Fire Marshal). Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Ohio

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