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County file — MI

Underground Storage Tanks in Sanilac County, MI — 214 facilities, 141 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Sanilac County, population 41,979.

214UST facilities
95tanks in service
473closed tanks
141leak records
65open cases
76no further action

Sanilac County has 214 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 95 tanks in service and 473 tanks that have been closed or removed, plus 3 temporarily out of service. Over the life of the program, 141 fuel releases were reported here; 76 (54% of records) were investigated and closed with No Further Action, and 65 of those cleanup cases were still open when the snapshot was compiled.

That works out to 22.6 tanks in service per 10,000 residents, well 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 Sanilac County, MI?

The EPA UST Finder snapshot lists 214 registered UST facilities in Sanilac County with 95 tanks currently in service, 473 closed or removed tanks, and 3 temporarily out of service.

How many fuel leaks have been reported in Sanilac County?

141 releases from underground storage tanks are on record for Sanilac County. 76 (54%) reached No Further Action status, while 65 cleanup cases remained open in the snapshot.

How do I check a specific address in Sanilac County?

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