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County file — ND

Underground Storage Tanks in Dunn County, ND — 43 facilities, 17 leak records

What the EPA UST Finder snapshot (2018–2021 state data) shows for Dunn County, population 4,775.

43UST facilities
15tanks in service
85closed tanks
17leak records
0open cases
15no further action

Dunn County has 43 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 15 tanks in service and 85 tanks that have been closed or removed. Over the life of the program, 17 fuel releases were reported here; 15 (88% of records) were investigated and closed with No Further Action, and no cleanup cases remained open when the snapshot was compiled.

That works out to 31.4 tanks in service per 10,000 residents, about equal to the North Dakota average of 32.3 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 Dunn County, ND?

The EPA UST Finder snapshot lists 43 registered UST facilities in Dunn County with 15 tanks currently in service, 85 closed or removed tanks, and 0 temporarily out of service.

How many fuel leaks have been reported in Dunn County?

17 releases from underground storage tanks are on record for Dunn County. 15 (88%) reached No Further Action status, while 0 cleanup cases remained open in the snapshot.

How do I check a specific address in Dunn County?

Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Dunn 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 North Dakota DEQ UST Program.

Verify with the state

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

Nearby countys in North Dakota

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