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County file — FL

Underground Storage Tanks in Seminole County, FL — 601 facilities, 576 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Seminole County, population 457,650.

601UST facilities
396tanks in service
1,694closed tanks
576leak records
157open cases
419no further action

Seminole County has 601 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 396 tanks in service and 1,694 tanks that have been closed or removed, plus 14 temporarily out of service. Over the life of the program, 576 fuel releases were reported here; 419 (73% of records) were investigated and closed with No Further Action, and 157 of those cleanup cases were still open when the snapshot was compiled.

That works out to 8.7 tanks in service per 10,000 residents, below the Florida average of 9.9 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.

Check any address in Seminole County

Paste an address to map every registered tank and reported leak within a mile — distances in feet, cleanup statuses, and an A–F screening grade. Free, no login.

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Frequently asked questions

How many underground storage tanks are in Seminole County, FL?

The EPA UST Finder snapshot lists 601 registered UST facilities in Seminole County with 396 tanks currently in service, 1,694 closed or removed tanks, and 14 temporarily out of service.

How many fuel leaks have been reported in Seminole County?

576 releases from underground storage tanks are on record for Seminole County. 419 (73%) reached No Further Action status, while 157 cleanup cases remained open in the snapshot.

How do I check a specific address in Seminole County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Seminole 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 Florida DEP Storage Tank Program.

Verify with the state

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

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