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TankCheck / States / Indiana

County file — IN

Underground Storage Tanks in Lake County, IN — 1,112 facilities, 845 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Lake County, population 495,069.

1,112UST facilities
919tanks in service
3,126closed tanks
845leak records
245open cases
600no further action

Lake County has 1,112 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 919 tanks in service and 3,126 tanks that have been closed or removed, plus 16 temporarily out of service. Over the life of the program, 845 fuel releases were reported here; 600 (71% of records) were investigated and closed with No Further Action, and 245 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 Lake County, IN?

The EPA UST Finder snapshot lists 1,112 registered UST facilities in Lake County with 919 tanks currently in service, 3,126 closed or removed tanks, and 16 temporarily out of service.

How many fuel leaks have been reported in Lake County?

845 releases from underground storage tanks are on record for Lake County. 600 (71%) reached No Further Action status, while 245 cleanup cases remained open in the snapshot.

How do I check a specific address in Lake County?

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