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County file — AZ

Underground Storage Tanks in Cochise County, AZ — 337 facilities, 299 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Cochise County, population 130,158.

337UST facilities
144tanks in service
811closed tanks
299leak records
15open cases
284no further action

Cochise County has 337 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 144 tanks in service and 811 tanks that have been closed or removed, plus 1 temporarily out of service. Over the life of the program, 299 fuel releases were reported here; 284 (95% of records) were investigated and closed with No Further Action, and 15 of those cleanup cases were still open when the snapshot was compiled.

That works out to 11.1 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 Cochise County, AZ?

The EPA UST Finder snapshot lists 337 registered UST facilities in Cochise County with 144 tanks currently in service, 811 closed or removed tanks, and 1 temporarily out of service.

How many fuel leaks have been reported in Cochise County?

299 releases from underground storage tanks are on record for Cochise County. 284 (95%) reached No Further Action status, while 15 cleanup cases remained open in the snapshot.

How do I check a specific address in Cochise County?

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