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County file — IL

Underground Storage Tanks in Sangamon County, IL — 526 facilities, 455 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Sangamon County, population 199,816.

526UST facilities
373tanks in service
1,172closed tanks
455leak records
105open cases
350no further action

Sangamon County has 526 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 373 tanks in service and 1,172 tanks that have been closed or removed. Over the life of the program, 455 fuel releases were reported here; 350 (77% of records) were investigated and closed with No Further Action, and 105 of those cleanup cases were still open when the snapshot was compiled.

That works out to 18.7 tanks in service per 10,000 residents, well above the Illinois average of 13.7 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 Sangamon County, IL?

The EPA UST Finder snapshot lists 526 registered UST facilities in Sangamon County with 373 tanks currently in service, 1,172 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Sangamon County?

455 releases from underground storage tanks are on record for Sangamon County. 350 (77%) reached No Further Action status, while 105 cleanup cases remained open in the snapshot.

How do I check a specific address in Sangamon County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Sangamon 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 Illinois EPA LUST Program / OSFM.

Verify with the state

The live regulatory record for any Sangamon County facility or leak case is held by the Illinois EPA LUST Program / OSFM. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Illinois

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