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County file — OH

Underground Storage Tanks in Knox County, OH — 136 facilities, 165 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Knox County, population 62,424.

136UST facilities
165tanks in service
265closed tanks
165leak records
5open cases
160no further action

Knox County has 136 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 165 tanks in service and 265 tanks that have been closed or removed. Over the life of the program, 165 fuel releases were reported here; 160 (97% of records) were investigated and closed with No Further Action, and 5 of those cleanup cases were still open when the snapshot was compiled.

That works out to 26.4 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 Knox County, OH?

The EPA UST Finder snapshot lists 136 registered UST facilities in Knox County with 165 tanks currently in service, 265 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Knox County?

165 releases from underground storage tanks are on record for Knox County. 160 (97%) reached No Further Action status, while 5 cleanup cases remained open in the snapshot.

How do I check a specific address in Knox County?

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