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TankCheck / States / New Hampshire

County file — NH

Underground Storage Tanks in Coos County, NH — 261 facilities, 98 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Coos County, population 32,870.

261UST facilities
157tanks in service
765closed tanks
98leak records
22open cases
76no further action

Coos County has 261 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 157 tanks in service and 765 tanks that have been closed or removed. Over the life of the program, 98 fuel releases were reported here; 76 (78% of records) were investigated and closed with No Further Action, and 22 of those cleanup cases were still open when the snapshot was compiled.

That works out to 47.8 tanks in service per 10,000 residents, well above the New Hampshire average of 19.8 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 Coos County, NH?

The EPA UST Finder snapshot lists 261 registered UST facilities in Coos County with 157 tanks currently in service, 765 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Coos County?

98 releases from underground storage tanks are on record for Coos County. 76 (78%) reached No Further Action status, while 22 cleanup cases remained open in the snapshot.

How do I check a specific address in Coos County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Coos 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 NHDES UST Program.

Verify with the state

The live regulatory record for any Coos County facility or leak case is held by the NHDES UST Program. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in New Hampshire

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