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County file — NY

Underground Storage Tanks in Ontario County, NY — 386 facilities, 254 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Ontario County, population 112,473.

386UST facilities
218tanks in service
1,103closed tanks
254leak records
11open cases
243no further action

Ontario County has 386 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 218 tanks in service and 1,103 tanks that have been closed or removed, plus 2 temporarily out of service. Over the life of the program, 254 fuel releases were reported here; 243 (96% 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 19.4 tanks in service per 10,000 residents, well above the New York average of 11.7 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.

Check any address in Ontario County

Paste an address to map every registered tank and reported leak within a mile — distances in feet, cleanup statuses, and an A–F screening grade. Free, no login.

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Frequently asked questions

How many underground storage tanks are in Ontario County, NY?

The EPA UST Finder snapshot lists 386 registered UST facilities in Ontario County with 218 tanks currently in service, 1,103 closed or removed tanks, and 2 temporarily out of service.

How many fuel leaks have been reported in Ontario County?

254 releases from underground storage tanks are on record for Ontario County. 243 (96%) reached No Further Action status, while 11 cleanup cases remained open in the snapshot.

How do I check a specific address in Ontario County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Ontario 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 NYSDEC Bulk Storage Program.

Verify with the state

The live regulatory record for any Ontario County facility or leak case is held by the NYSDEC Bulk Storage Program. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in New York

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