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TankCheck / States / New Hampshire

County file — NH

Underground Storage Tanks in Belknap County, NH — 300 facilities, 157 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Belknap County, population 62,479.

300UST facilities
136tanks in service
783closed tanks
157leak records
46open cases
111no further action

Belknap County has 300 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 136 tanks in service and 783 tanks that have been closed or removed. Over the life of the program, 157 fuel releases were reported here; 111 (71% of records) were investigated and closed with No Further Action, and 46 of those cleanup cases were still open when the snapshot was compiled.

That works out to 21.8 tanks in service per 10,000 residents, 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 Belknap County, NH?

The EPA UST Finder snapshot lists 300 registered UST facilities in Belknap County with 136 tanks currently in service, 783 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Belknap County?

157 releases from underground storage tanks are on record for Belknap County. 111 (71%) reached No Further Action status, while 46 cleanup cases remained open in the snapshot.

How do I check a specific address in Belknap County?

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