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County file — IA

Underground Storage Tanks in Clarke County, IA — 41 facilities, 23 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Clarke County, population 9,458.

41UST facilities
31tanks in service
104closed tanks
23leak records
2open cases
21no further action

Clarke County has 41 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 31 tanks in service and 104 tanks that have been closed or removed. Over the life of the program, 23 fuel releases were reported here; 21 (91% of records) were investigated and closed with No Further Action, and 2 of those cleanup cases were still open when the snapshot was compiled.

That works out to 32.8 tanks in service per 10,000 residents, well above 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 Clarke County, IA?

The EPA UST Finder snapshot lists 41 registered UST facilities in Clarke County with 31 tanks currently in service, 104 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Clarke County?

23 releases from underground storage tanks are on record for Clarke County. 21 (91%) reached No Further Action status, while 2 cleanup cases remained open in the snapshot.

How do I check a specific address in Clarke County?

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