Grand Forks County, ND
The federal environmental record for Grand Forks County (population 72,708): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
2
federal cleanup sites
1
PFAS-detecting water systems
4
TRI facilities
1
open tank releases
Drinking water: PFAS testing
Public water systems serving Grand Forks with at least one PFAS detection under UCMR5. The federal limit for PFOA and PFOS is 4 ng/L; EPA proposed in May 2026 to rescind the limits for the other compounds, which are shown for information.
| System | Highest results | Reading |
|---|---|---|
| GRAND FORKS REGIONAL WTP ND1800410 | PFBA: 10.4 ng/L | detected |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
4 facilities in Grand Forks filed TRI reports for 2024, totalling 300k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| LM WIND POWER BLADES INC | GRAND FORKS | Styrene, Cumene hydroperoxide | 139k lb |
| J. R. SIMPLOT CO | GRAND FORKS | Hydrogen sulfide, Ammonia | 118k lb |
| NORTH DAKOTA MILL | GRAND FORKS | Sulfuryl fluoride | 29k lb |
| PHILADELPHIA MACARONI CO | GRAND FORKS | Sulfuryl fluoride | 15k lb |
Underground fuel tanks
EPA's UST Finder records 196 tank facilities in Grand Forks: 177 tanks in service and 575 closed. 54 fuel releases are on record, of which 1 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Grand Forks as Zone 1, the highest predicted indoor radon levels (over 4 pCi/L average). Radon and air quality are covered in depth on lung.com.
The record for one specific address
County figures blur what matters: distance. The Address Environmental Report runs these same federal datasets against one address and reports every site, tank, polluter and water result around it, with distances, in about a minute.
Get the report - $39All federal cleanup sites on file
The wider Superfund enterprise inventory (SEMS) for Grand Forks, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- DEFENSE ENERGY SUPPORT CENTER (DESC-FQ)-GRAND FORKS FUEL STORAGEGRAND FORKS
- US AIR FORCE GRAND FORKS AIR FORCE BASE NDGRAND FORKS