TankCheck

TankCheck / States / Washington

County file — WA

Underground Storage Tanks in Asotin County, WA — 66 facilities, 3 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Asotin County, population 22,061.

66UST facilities
19tanks in service
146closed tanks
3leak records
3open cases
0no further action

Asotin County has 66 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 19 tanks in service and 146 tanks that have been closed or removed, plus 7 temporarily out of service. Over the life of the program, 3 fuel releases were reported here; 0 (0% of records) were investigated and closed with No Further Action, and 3 of those cleanup cases were still open when the snapshot was compiled.

That works out to 8.6 tanks in service per 10,000 residents, well below the Washington average of 11.8 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 Asotin 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 Asotin County, WA?

The EPA UST Finder snapshot lists 66 registered UST facilities in Asotin County with 19 tanks currently in service, 146 closed or removed tanks, and 7 temporarily out of service.

How many fuel leaks have been reported in Asotin County?

3 releases from underground storage tanks are on record for Asotin County. 0 (0%) reached No Further Action status, while 3 cleanup cases remained open in the snapshot.

How do I check a specific address in Asotin County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Asotin 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 WA Ecology UST Program.

Verify with the state

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

Nearby countys in Washington

← All Washington counts