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County file — PA

Underground Storage Tanks in Dauphin County, PA — 861 facilities, 454 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Dauphin County, population 276,447.

861UST facilities
524tanks in service
2,072closed tanks
454leak records
50open cases
404no further action

Dauphin County has 861 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 524 tanks in service and 2,072 tanks that have been closed or removed, plus 31 temporarily out of service. Over the life of the program, 454 fuel releases were reported here; 404 (89% of records) were investigated and closed with No Further Action, and 50 of those cleanup cases were still open when the snapshot was compiled.

That works out to 19.0 tanks in service per 10,000 residents, above 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 Dauphin County, PA?

The EPA UST Finder snapshot lists 861 registered UST facilities in Dauphin County with 524 tanks currently in service, 2,072 closed or removed tanks, and 31 temporarily out of service.

How many fuel leaks have been reported in Dauphin County?

454 releases from underground storage tanks are on record for Dauphin County. 404 (89%) reached No Further Action status, while 50 cleanup cases remained open in the snapshot.

How do I check a specific address in Dauphin County?

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