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County file — MT

Underground Storage Tanks in Fergus County, MT — 166 facilities, 113 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Fergus County, population 11,797.

166UST facilities
106tanks in service
340closed tanks
113leak records
22open cases
91no further action

Fergus County has 166 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 106 tanks in service and 340 tanks that have been closed or removed, plus 9 temporarily out of service. Over the life of the program, 113 fuel releases were reported here; 91 (81% of records) were investigated and closed with No Further Action, and 22 of those cleanup cases were still open when the snapshot was compiled.

That works out to 89.9 tanks in service per 10,000 residents, well above the Montana average of 30.9 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 Fergus County, MT?

The EPA UST Finder snapshot lists 166 registered UST facilities in Fergus County with 106 tanks currently in service, 340 closed or removed tanks, and 9 temporarily out of service.

How many fuel leaks have been reported in Fergus County?

113 releases from underground storage tanks are on record for Fergus County. 91 (81%) reached No Further Action status, while 22 cleanup cases remained open in the snapshot.

How do I check a specific address in Fergus County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Fergus 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 Montana DEQ UST Program.

Verify with the state

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

Nearby countys in Montana

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