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County file — SD

Underground Storage Tanks in Corson County, SD — 60 facilities, 45 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Corson County, population 4,269.

60UST facilities
21tanks in service
136closed tanks
45leak records
0open cases
30no further action

Corson County has 60 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 21 tanks in service and 136 tanks that have been closed or removed. Over the life of the program, 45 fuel releases were reported here; 30 (67% 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 49.2 tanks in service per 10,000 residents, well above the South Dakota average of 32.8 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 Corson County, SD?

The EPA UST Finder snapshot lists 60 registered UST facilities in Corson County with 21 tanks currently in service, 136 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Corson County?

45 releases from underground storage tanks are on record for Corson County. 30 (67%) reached No Further Action status, while 0 cleanup cases remained open in the snapshot.

How do I check a specific address in Corson County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Corson 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 SD DANR Tanks & Spills.

Verify with the state

The live regulatory record for any Corson County facility or leak case is held by the SD DANR Tanks & Spills. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in South Dakota

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