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County file — AZ

Underground Storage Tanks in Mohave County, AZ — 448 facilities, 431 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Mohave County, population 210,568.

448UST facilities
336tanks in service
938closed tanks
431leak records
19open cases
410no further action

Mohave County has 448 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 336 tanks in service and 938 tanks that have been closed or removed, plus 15 temporarily out of service. Over the life of the program, 431 fuel releases were reported here; 410 (95% of records) were investigated and closed with No Further Action, and 19 of those cleanup cases were still open when the snapshot was compiled.

That works out to 16.0 tanks in service per 10,000 residents, well above the Arizona average of 8.6 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 Mohave County, AZ?

The EPA UST Finder snapshot lists 448 registered UST facilities in Mohave County with 336 tanks currently in service, 938 closed or removed tanks, and 15 temporarily out of service.

How many fuel leaks have been reported in Mohave County?

431 releases from underground storage tanks are on record for Mohave County. 410 (95%) reached No Further Action status, while 19 cleanup cases remained open in the snapshot.

How do I check a specific address in Mohave County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Mohave 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 ADEQ UST Program.

Verify with the state

The live regulatory record for any Mohave County facility or leak case is held by the ADEQ UST Program. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Arizona

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