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County file — MO

Underground Storage Tanks in Polk County, MO — 56 facilities, 21 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Polk County, population 31,487.

56UST facilities
23tanks in service
111closed tanks
21leak records
5open cases
16no further action

Polk County has 56 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 23 tanks in service and 111 tanks that have been closed or removed. Over the life of the program, 21 fuel releases were reported here; 16 (76% of records) were investigated and closed with No Further Action, and 5 of those cleanup cases were still open when the snapshot was compiled.

That works out to 7.3 tanks in service per 10,000 residents, well below the Missouri average of 13.3 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 Polk County, MO?

The EPA UST Finder snapshot lists 56 registered UST facilities in Polk County with 23 tanks currently in service, 111 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Polk County?

21 releases from underground storage tanks are on record for Polk County. 16 (76%) reached No Further Action status, while 5 cleanup cases remained open in the snapshot.

How do I check a specific address in Polk County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Polk 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 Missouri DNR Tanks Program.

Verify with the state

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

Nearby countys in Missouri

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