Morton County, ND
The federal environmental record for Morton County (population 33,895): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
1
federal cleanup sites
0
PFAS-detecting water systems
4
TRI facilities
2
open tank releases
Drinking water: PFAS testing
No public water system serving Morton reported a PFAS detection in the UCMR5 national testing round. Systems serving under 3,300 people were only sampled in part, so absence from this table is not proof of absence in the water.
Facilities reporting toxic releases (2024)
4 facilities in Morton filed TRI reports for 2024, totalling 356k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| MARATHON MANDAN REFINERY | MANDAN | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size), Propylene | 312k lb |
| HEBRON BRICK CO | HEBRON | Hydrogen fluoride, Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | 44k lb |
| STRATA CORP - STRATA CONCRETE MANDAN 2 | MANDAN | Lead | 1 lb |
| MIDWEST AG SUPPLEMENTS - MANDAN | MANDAN | - | 0 lb |
Underground fuel tanks
EPA's UST Finder records 110 tank facilities in Morton: 87 tanks in service and 270 closed. 46 fuel releases are on record, of which 2 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Morton 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 Morton, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- NORTHERN GREAT PLAINS RESEARCH LABORATORYMANDAN