County file — IA
Underground Storage Tanks in Harrison County, IA — 96 facilities, 54 leak records
What the EPA UST Finder snapshot (2018–2021 state data) shows for Harrison County, population 14,638.
Harrison County has 96 registered underground storage tank facilities in the national snapshot — gas stations, fleet yards, and other regulated fuel sites — holding 57 tanks in service and 229 tanks that have been closed or removed. Over the life of the program, 54 fuel releases were reported here; 49 (91% of records) were investigated and closed with No Further Action, and 4 of those cleanup cases were still open when the snapshot was compiled.
That works out to 38.9 tanks in service per 10,000 residents, well above the Iowa average of 22.3 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.
Check any address in Harrison 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 addressFrequently asked questions
How many underground storage tanks are in Harrison County, IA?
The EPA UST Finder snapshot lists 96 registered UST facilities in Harrison County with 57 tanks currently in service, 229 closed or removed tanks, and 0 temporarily out of service.
How many fuel leaks have been reported in Harrison County?
54 releases from underground storage tanks are on record for Harrison County. 49 (91%) reached No Further Action status, while 4 cleanup cases remained open in the snapshot.
How do I check a specific address in Harrison County?
Use the free TankCheck screening at https://tankcheckusa.site/ — paste any Harrison 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 Iowa DNR UST Program.
Verify with the state
The live regulatory record for any Harrison County facility or leak case is held by the Iowa DNR UST Program. Newer records than this 2018–2021 snapshot may exist.
Nearby countys in Iowa
- Grundy County 82 fac · 40 leaks
- Guthrie County 61 fac · 39 leaks
- Hamilton County 132 fac · 54 leaks
- Hancock County 76 fac · 40 leaks
- Hardin County 150 fac · 47 leaks
- Henry County 96 fac · 47 leaks
- Howard County 68 fac · 26 leaks
- Humboldt County 78 fac · 27 leaks
- Ida County 69 fac · 24 leaks
- Iowa County 84 fac · 47 leaks