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County file — CO

Underground Storage Tanks in Summit County, CO — 91 facilities, 94 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Summit County, population 30,492.

91UST facilities
100tanks in service
201closed tanks
94leak records
7open cases
87no further action

Summit County has 91 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 100 tanks in service and 201 tanks that have been closed or removed. Over the life of the program, 94 fuel releases were reported here; 87 (93% of records) were investigated and closed with No Further Action, and 7 of those cleanup cases were still open when the snapshot was compiled.

That works out to 32.8 tanks in service per 10,000 residents, well above the Colorado average of 12.5 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 Summit County, CO?

The EPA UST Finder snapshot lists 91 registered UST facilities in Summit County with 100 tanks currently in service, 201 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Summit County?

94 releases from underground storage tanks are on record for Summit County. 87 (93%) reached No Further Action status, while 7 cleanup cases remained open in the snapshot.

How do I check a specific address in Summit County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Summit 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 Colorado OPS Petroleum Program.

Verify with the state

The live regulatory record for any Summit County facility or leak case is held by the Colorado OPS Petroleum Program. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Colorado

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