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County file — MS

Underground Storage Tanks in Jefferson County, MS — 42 facilities, 16 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Jefferson County, population 7,644.

42UST facilities
17tanks in service
85closed tanks
16leak records
7open cases
9no further action

Jefferson County has 42 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 17 tanks in service and 85 tanks that have been closed or removed, plus 6 temporarily out of service. Over the life of the program, 16 fuel releases were reported here; 9 (56% 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 22.2 tanks in service per 10,000 residents, below the Mississippi average of 26.4 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 Jefferson County, MS?

The EPA UST Finder snapshot lists 42 registered UST facilities in Jefferson County with 17 tanks currently in service, 85 closed or removed tanks, and 6 temporarily out of service.

How many fuel leaks have been reported in Jefferson County?

16 releases from underground storage tanks are on record for Jefferson County. 9 (56%) reached No Further Action status, while 7 cleanup cases remained open in the snapshot.

How do I check a specific address in Jefferson County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Jefferson 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 MDEQ UST Branch.

Verify with the state

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

Nearby countys in Mississippi

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