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County file — WY

Underground Storage Tanks in Niobrara County, WY — 32 facilities, 8 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Niobrara County, population 2,549.

32UST facilities
0tanks in service
74closed tanks
8leak records
2open cases
6no further action

Niobrara County has 32 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 0 tanks in service and 74 tanks that have been closed or removed. Over the life of the program, 8 fuel releases were reported here; 6 (75% of records) were investigated and closed with No Further Action, and 2 of those cleanup cases were still open when the snapshot was compiled.

That works out to 0.0 tanks in service per 10,000 residents, well below the Wyoming average of 30.9 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 Niobrara County, WY?

The EPA UST Finder snapshot lists 32 registered UST facilities in Niobrara County with 0 tanks currently in service, 74 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Niobrara County?

8 releases from underground storage tanks are on record for Niobrara County. 6 (75%) reached No Further Action status, while 2 cleanup cases remained open in the snapshot.

How do I check a specific address in Niobrara County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Niobrara 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 Wyoming DEQ Storage Tank Program.

Verify with the state

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

Nearby countys in Wyoming

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