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County file — MI

Underground Storage Tanks in St. Clair County, MI — 463 facilities, 383 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for St. Clair County, population 160,304.

463UST facilities
308tanks in service
1,158closed tanks
383leak records
144open cases
239no further action

St. Clair County has 463 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 308 tanks in service and 1,158 tanks that have been closed or removed, plus 13 temporarily out of service. Over the life of the program, 383 fuel releases were reported here; 239 (62% of records) were investigated and closed with No Further Action, and 144 of those cleanup cases were still open when the snapshot was compiled.

That works out to 19.2 tanks in service per 10,000 residents, above the Michigan average of 16.8 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 St. Clair County, MI?

The EPA UST Finder snapshot lists 463 registered UST facilities in St. Clair County with 308 tanks currently in service, 1,158 closed or removed tanks, and 13 temporarily out of service.

How many fuel leaks have been reported in St. Clair County?

383 releases from underground storage tanks are on record for St. Clair County. 239 (62%) reached No Further Action status, while 144 cleanup cases remained open in the snapshot.

How do I check a specific address in St. Clair County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any St. Clair 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 EGLE Storage Tank Program.

Verify with the state

The live regulatory record for any St. Clair County facility or leak case is held by the EGLE Storage Tank Program. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Michigan

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