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County file — IA

Underground Storage Tanks in Linn County, IA — 606 facilities, 314 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Linn County, population 226,417.

606UST facilities
346tanks in service
1,408closed tanks
314leak records
31open cases
278no further action

Linn County has 606 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 346 tanks in service and 1,408 tanks that have been closed or removed. Over the life of the program, 314 fuel releases were reported here; 278 (89% of records) were investigated and closed with No Further Action, and 31 of those cleanup cases were still open when the snapshot was compiled.

That works out to 15.3 tanks in service per 10,000 residents, well below the Iowa average of 22.3 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 Linn County, IA?

The EPA UST Finder snapshot lists 606 registered UST facilities in Linn County with 346 tanks currently in service, 1,408 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Linn County?

314 releases from underground storage tanks are on record for Linn County. 278 (89%) reached No Further Action status, while 31 cleanup cases remained open in the snapshot.

How do I check a specific address in Linn County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Linn 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 Iowa DNR UST Program.

Verify with the state

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

Nearby countys in Iowa

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