TankCheck

TankCheck / States / South Carolina

County file — SC

Underground Storage Tanks in Union County, SC — 110 facilities, 66 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Union County, population 28,317.

110UST facilities
91tanks in service
247closed tanks
66leak records
12open cases
54no further action

Union County has 110 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 91 tanks in service and 247 tanks that have been closed or removed. Over the life of the program, 66 fuel releases were reported here; 54 (82% of records) were investigated and closed with No Further Action, and 12 of those cleanup cases were still open when the snapshot was compiled.

That works out to 32.1 tanks in service per 10,000 residents, well above the South Carolina average of 20.4 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.

Check any address in Union 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.

Screen an address

Frequently asked questions

How many underground storage tanks are in Union County, SC?

The EPA UST Finder snapshot lists 110 registered UST facilities in Union County with 91 tanks currently in service, 247 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Union County?

66 releases from underground storage tanks are on record for Union County. 54 (82%) reached No Further Action status, while 12 cleanup cases remained open in the snapshot.

How do I check a specific address in Union County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Union 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 SC DES UST Program.

Verify with the state

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

Nearby countys in South Carolina

← All South Carolina counts