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County file — IA

Underground Storage Tanks in Clinton County, IA — 226 facilities, 114 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Clinton County, population 48,638.

226UST facilities
118tanks in service
550closed tanks
114leak records
10open cases
103no further action

Clinton County has 226 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 118 tanks in service and 550 tanks that have been closed or removed. Over the life of the program, 114 fuel releases were reported here; 103 (90% of records) were investigated and closed with No Further Action, and 10 of those cleanup cases were still open when the snapshot was compiled.

That works out to 24.3 tanks in service per 10,000 residents, 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 Clinton County, IA?

The EPA UST Finder snapshot lists 226 registered UST facilities in Clinton County with 118 tanks currently in service, 550 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Clinton County?

114 releases from underground storage tanks are on record for Clinton County. 103 (90%) reached No Further Action status, while 10 cleanup cases remained open in the snapshot.

How do I check a specific address in Clinton County?

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