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County file — CA

Underground Storage Tanks in San Francisco County, CA — 233 facilities, 2,167 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for San Francisco County, population 871,042.

233UST facilities
502tanks in service
0closed tanks
2,167leak records
53open cases
2,114no further action

San Francisco County has 233 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 502 tanks in service and 0 tanks that have been closed or removed. Over the life of the program, 2,167 fuel releases were reported here; 2,114 (98% of records) were investigated and closed with No Further Action, and 53 of those cleanup cases were still open when the snapshot was compiled.

That works out to 5.8 tanks in service per 10,000 residents, well below the California average of 9.5 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 San Francisco 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 San Francisco County, CA?

The EPA UST Finder snapshot lists 233 registered UST facilities in San Francisco County with 502 tanks currently in service, 0 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in San Francisco County?

2,167 releases from underground storage tanks are on record for San Francisco County. 2,114 (98%) reached No Further Action status, while 53 cleanup cases remained open in the snapshot.

How do I check a specific address in San Francisco County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any San Francisco 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 California SWRCB UST Program.

Verify with the state

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

Nearby countys in California

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