Malheur County, OR
The federal environmental record for Malheur County (population 32,044): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
0
Superfund NPL sites
7
federal cleanup sites
0
PFAS-detecting water systems
1
TRI facilities
17
open tank releases
Drinking water: PFAS testing
No public water system serving Malheur 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)
1 facilities in Malheur filed TRI reports for 2024, totalling 2k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| FRY ONTARIO LLC | ONTARIO | Ammonia | 2k lb |
Underground fuel tanks
EPA's UST Finder records 186 tank facilities in Malheur: 68 tanks in service and 462 closed. 110 fuel releases are on record, of which 17 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Malheur as Zone 2, moderate predicted indoor radon (2 to 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 Malheur, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- LYTLE BOULEVARD LANDFILLVALE
- ONTARIO AIRPORT PESTICIDE MIXING AREAONTARIO
- OPALITE MINEJORDAN VALLEY
- OREGON AIRPORT PESTICIDES SITESVALE
- OWYHEE MINING DISTRICTADRIAN
- SLIDES DUMP SITEONTARIO
- VALE AIRPORT PESTICIDE MIXING AREAVALE