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County file — MI

Underground Storage Tanks in Mackinac County, MI — 126 facilities, 76 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Mackinac County, population 10,847.

126UST facilities
58tanks in service
324closed tanks
76leak records
32open cases
42no further action

Mackinac County has 126 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 58 tanks in service and 324 tanks that have been closed or removed, plus 3 temporarily out of service. Over the life of the program, 76 fuel releases were reported here; 42 (55% of records) were investigated and closed with No Further Action, and 32 of those cleanup cases were still open when the snapshot was compiled.

That works out to 53.5 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 Mackinac County, MI?

The EPA UST Finder snapshot lists 126 registered UST facilities in Mackinac County with 58 tanks currently in service, 324 closed or removed tanks, and 3 temporarily out of service.

How many fuel leaks have been reported in Mackinac County?

76 releases from underground storage tanks are on record for Mackinac County. 42 (55%) reached No Further Action status, while 32 cleanup cases remained open in the snapshot.

How do I check a specific address in Mackinac County?

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