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County file — NY

Underground Storage Tanks in Suffolk County, NY — 359 facilities, 1,442 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Suffolk County, population 1,517,429.

359UST facilities
539tanks in service
269closed tanks
1,442leak records
14open cases
1,428no further action

Suffolk County has 359 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 539 tanks in service and 269 tanks that have been closed or removed, plus 4 temporarily out of service. Over the life of the program, 1,442 fuel releases were reported here; 1,428 (99% of records) were investigated and closed with No Further Action, and 14 of those cleanup cases were still open when the snapshot was compiled.

That works out to 3.6 tanks in service per 10,000 residents, well below 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.

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Frequently asked questions

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

The EPA UST Finder snapshot lists 359 registered UST facilities in Suffolk County with 539 tanks currently in service, 269 closed or removed tanks, and 4 temporarily out of service.

How many fuel leaks have been reported in Suffolk County?

1,442 releases from underground storage tanks are on record for Suffolk County. 1,428 (99%) reached No Further Action status, while 14 cleanup cases remained open in the snapshot.

How do I check a specific address in Suffolk County?

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