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County file — OH

Underground Storage Tanks in Warren County, OH — 307 facilities, 412 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Warren County, population 230,546.

307UST facilities
301tanks in service
683closed tanks
412leak records
42open cases
370no further action

Warren County has 307 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 301 tanks in service and 683 tanks that have been closed or removed, plus 1 temporarily out of service. Over the life of the program, 412 fuel releases were reported here; 370 (90% of records) were investigated and closed with No Further Action, and 42 of those cleanup cases were still open when the snapshot was compiled.

That works out to 13.1 tanks in service per 10,000 residents, below 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 Warren County, OH?

The EPA UST Finder snapshot lists 307 registered UST facilities in Warren County with 301 tanks currently in service, 683 closed or removed tanks, and 1 temporarily out of service.

How many fuel leaks have been reported in Warren County?

412 releases from underground storage tanks are on record for Warren County. 370 (90%) reached No Further Action status, while 42 cleanup cases remained open in the snapshot.

How do I check a specific address in Warren County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Warren 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 Warren 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

← All Ohio counts