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County file — NJ

Underground Storage Tanks in Middlesex County, NJ — 1,984 facilities, 1,527 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Middlesex County, population 855,458.

1,984UST facilities
1,113tanks in service
6,848closed tanks
1,527leak records
386open cases
1,141no further action

Middlesex County has 1,984 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 1,113 tanks in service and 6,848 tanks that have been closed or removed, plus 37 temporarily out of service. Over the life of the program, 1,527 fuel releases were reported here; 1,141 (75% of records) were investigated and closed with No Further Action, and 386 of those cleanup cases were still open when the snapshot was compiled.

That works out to 13.0 tanks in service per 10,000 residents, about equal to the New Jersey average of 13.4 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 Middlesex County, NJ?

The EPA UST Finder snapshot lists 1,984 registered UST facilities in Middlesex County with 1,113 tanks currently in service, 6,848 closed or removed tanks, and 37 temporarily out of service.

How many fuel leaks have been reported in Middlesex County?

1,527 releases from underground storage tanks are on record for Middlesex County. 1,141 (75%) reached No Further Action status, while 386 cleanup cases remained open in the snapshot.

How do I check a specific address in Middlesex County?

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

Verify with the state

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

Nearby countys in New Jersey

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