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County file — WI

Underground Storage Tanks in Manitowoc County, WI — 555 facilities, 292 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Manitowoc County, population 80,989.

555UST facilities
196tanks in service
1,172closed tanks
292leak records
6open cases
286no further action

Manitowoc County has 555 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 196 tanks in service and 1,172 tanks that have been closed or removed, plus 2 temporarily out of service. Over the life of the program, 292 fuel releases were reported here; 286 (98% of records) were investigated and closed with No Further Action, and 6 of those cleanup cases were still open when the snapshot was compiled.

That works out to 24.2 tanks in service per 10,000 residents, 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 Manitowoc County, WI?

The EPA UST Finder snapshot lists 555 registered UST facilities in Manitowoc County with 196 tanks currently in service, 1,172 closed or removed tanks, and 2 temporarily out of service.

How many fuel leaks have been reported in Manitowoc County?

292 releases from underground storage tanks are on record for Manitowoc County. 286 (98%) reached No Further Action status, while 6 cleanup cases remained open in the snapshot.

How do I check a specific address in Manitowoc County?

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