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County file — IA

Underground Storage Tanks in Black Hawk County, IA — 449 facilities, 197 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Black Hawk County, population 135,882.

449UST facilities
230tanks in service
1,051closed tanks
197leak records
17open cases
180no further action

Black Hawk County has 449 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 230 tanks in service and 1,051 tanks that have been closed or removed. Over the life of the program, 197 fuel releases were reported here; 180 (91% of records) were investigated and closed with No Further Action, and 17 of those cleanup cases were still open when the snapshot was compiled.

That works out to 16.9 tanks in service per 10,000 residents, 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 Black Hawk County, IA?

The EPA UST Finder snapshot lists 449 registered UST facilities in Black Hawk County with 230 tanks currently in service, 1,051 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Black Hawk County?

197 releases from underground storage tanks are on record for Black Hawk County. 180 (91%) reached No Further Action status, while 17 cleanup cases remained open in the snapshot.

How do I check a specific address in Black Hawk County?

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