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County file — WI

Underground Storage Tanks in Bayfield County, WI — 240 facilities, 130 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Bayfield County, population 15,123.

240UST facilities
60tanks in service
465closed tanks
130leak records
9open cases
119no further action

Bayfield County has 240 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 60 tanks in service and 465 tanks that have been closed or removed. Over the life of the program, 130 fuel releases were reported here; 119 (92% of records) were investigated and closed with No Further Action, and 9 of those cleanup cases were still open when the snapshot was compiled.

That works out to 39.7 tanks in service per 10,000 residents, well above the Wisconsin average of 20.7 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 Bayfield County, WI?

The EPA UST Finder snapshot lists 240 registered UST facilities in Bayfield County with 60 tanks currently in service, 465 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Bayfield County?

130 releases from underground storage tanks are on record for Bayfield County. 119 (92%) reached No Further Action status, while 9 cleanup cases remained open in the snapshot.

How do I check a specific address in Bayfield County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Bayfield 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 Wisconsin DATCP Storage Tanks.

Verify with the state

The live regulatory record for any Bayfield County facility or leak case is held by the Wisconsin DATCP Storage Tanks. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Wisconsin

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