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County file — HI

Underground Storage Tanks in Kauai County, HI — 199 facilities, 90 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Kauai County, population 73,169.

199UST facilities
102tanks in service
353closed tanks
90leak records
6open cases
84no further action

Kauai County has 199 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 102 tanks in service and 353 tanks that have been closed or removed, plus 9 temporarily out of service. Over the life of the program, 90 fuel releases were reported here; 84 (93% of records) were investigated and closed with No Further Action, and 6 of those cleanup cases were still open when the snapshot was compiled.

That works out to 13.9 tanks in service per 10,000 residents, well above the Hawaii average of 9.1 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 Kauai County, HI?

The EPA UST Finder snapshot lists 199 registered UST facilities in Kauai County with 102 tanks currently in service, 353 closed or removed tanks, and 9 temporarily out of service.

How many fuel leaks have been reported in Kauai County?

90 releases from underground storage tanks are on record for Kauai County. 84 (93%) reached No Further Action status, while 6 cleanup cases remained open in the snapshot.

How do I check a specific address in Kauai County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Kauai 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 Hawaii DOH UST Section.

Verify with the state

The live regulatory record for any Kauai County facility or leak case is held by the Hawaii DOH UST Section. Newer records than this 2018–2021 snapshot may exist.

Nearby countys in Hawaii

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