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County file — IA

Underground Storage Tanks in Decatur County, IA — 51 facilities, 19 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Decatur County, population 8,654.

51UST facilities
20tanks in service
112closed tanks
19leak records
0open cases
18no further action

Decatur County has 51 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 20 tanks in service and 112 tanks that have been closed or removed. Over the life of the program, 19 fuel releases were reported here; 18 (95% of records) were investigated and closed with No Further Action, and no cleanup cases remained open when the snapshot was compiled.

That works out to 23.1 tanks in service per 10,000 residents, about equal to 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 Decatur County, IA?

The EPA UST Finder snapshot lists 51 registered UST facilities in Decatur County with 20 tanks currently in service, 112 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Decatur County?

19 releases from underground storage tanks are on record for Decatur County. 18 (95%) reached No Further Action status, while 0 cleanup cases remained open in the snapshot.

How do I check a specific address in Decatur County?

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