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County file — IN

Underground Storage Tanks in Allen County, IN — 932 facilities, 529 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Allen County, population 375,621.

932UST facilities
700tanks in service
2,268closed tanks
529leak records
77open cases
452no further action

Allen County has 932 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 700 tanks in service and 2,268 tanks that have been closed or removed, plus 16 temporarily out of service. Over the life of the program, 529 fuel releases were reported here; 452 (85% of records) were investigated and closed with No Further Action, and 77 of those cleanup cases were still open when the snapshot was compiled.

That works out to 18.6 tanks in service per 10,000 residents, about equal to the Indiana average of 19.0 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 Allen County, IN?

The EPA UST Finder snapshot lists 932 registered UST facilities in Allen County with 700 tanks currently in service, 2,268 closed or removed tanks, and 16 temporarily out of service.

How many fuel leaks have been reported in Allen County?

529 releases from underground storage tanks are on record for Allen County. 452 (85%) reached No Further Action status, while 77 cleanup cases remained open in the snapshot.

How do I check a specific address in Allen County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Allen 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 IDEM Storage Tank Programs.

Verify with the state

The live regulatory record for any Allen County facility or leak case is held by the IDEM Storage Tank Programs. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Indiana

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