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County file — OK

Underground Storage Tanks in Sequoyah County, OK — 131 facilities, 33 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Sequoyah County, population 43,282.

131UST facilities
117tanks in service
268closed tanks
33leak records
7open cases
26no further action

Sequoyah County has 131 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 117 tanks in service and 268 tanks that have been closed or removed, plus 20 temporarily out of service. Over the life of the program, 33 fuel releases were reported here; 26 (79% 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 27.0 tanks in service per 10,000 residents, well above the Oklahoma average of 20.2 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 Sequoyah County, OK?

The EPA UST Finder snapshot lists 131 registered UST facilities in Sequoyah County with 117 tanks currently in service, 268 closed or removed tanks, and 20 temporarily out of service.

How many fuel leaks have been reported in Sequoyah County?

33 releases from underground storage tanks are on record for Sequoyah County. 26 (79%) reached No Further Action status, while 7 cleanup cases remained open in the snapshot.

How do I check a specific address in Sequoyah County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Sequoyah 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 Oklahoma Corporation Commission PST Division.

Verify with the state

The live regulatory record for any Sequoyah County facility or leak case is held by the Oklahoma Corporation Commission PST Division. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Oklahoma

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