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County file — PA

Underground Storage Tanks in Washington County, PA — 600 facilities, 388 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Washington County, population 212,548.

600UST facilities
301tanks in service
1,449closed tanks
388leak records
37open cases
351no further action

Washington County has 600 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 301 tanks in service and 1,449 tanks that have been closed or removed, plus 31 temporarily out of service. Over the life of the program, 388 fuel releases were reported here; 351 (90% of records) were investigated and closed with No Further Action, and 37 of those cleanup cases were still open when the snapshot was compiled.

That works out to 14.2 tanks in service per 10,000 residents, below the Pennsylvania average of 15.8 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 Washington County, PA?

The EPA UST Finder snapshot lists 600 registered UST facilities in Washington County with 301 tanks currently in service, 1,449 closed or removed tanks, and 31 temporarily out of service.

How many fuel leaks have been reported in Washington County?

388 releases from underground storage tanks are on record for Washington County. 351 (90%) reached No Further Action status, while 37 cleanup cases remained open in the snapshot.

How do I check a specific address in Washington County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Washington 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 PA DEP Storage Tank Program.

Verify with the state

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

Nearby countys in Pennsylvania

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