Klamath County, OR
The federal environmental record for Klamath County (population 70,003): what is on file, where it is, and what remains open. Sources and retrieval dates are on the methodology page.
1
Superfund NPL sites
7
federal cleanup sites
1
PFAS-detecting water systems
6
TRI facilities
23
open tank releases
Superfund NPL sites
| Site | City | Status | Listed |
|---|---|---|---|
| North Ridge Estates | Klamath Falls | on the NPL | 09/16/2011 |
Drinking water: PFAS testing
Public water systems serving Klamath 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 |
|---|---|---|
| KLAMATH FALLS WATER DEPT OR4100443 | PFOS: 9.5 ng/L PFHxS: 5.8 ng/L PFBS: 4.3 ng/L | above final limit |
On a system with detections? Testing and treatment options
Facilities reporting toxic releases (2024)
6 facilities in Klamath filed TRI reports for 2024, totalling 331k lb released.
| Facility | City | Top chemicals | Total released |
|---|---|---|---|
| COLLINS PRODUCTS LLC | KLAMATH FALLS | Methanol, Formaldehyde | 327k lb |
| JELD-WEN | KLAMATH FALLS | Methanol, Diisocyanates | 4k lb |
| COLUMBIA FOREST PRODUCTS | KLAMATH FALLS | Lead | 108 lb |
| GILCHRIST FOREST PRODUCTS LLC | GILCHRIST | Lead | 35 lb |
| DOOR SYSTEMS CHILOQUIN | CHILOQUIN | - | 0 lb |
| MDU RESOURCES KLAMATH FALLS CONCRETE | KLAMATH FALLS | Lead And Lead Compounds | 0 lb |
Underground fuel tanks
EPA's UST Finder records 334 tank facilities in Klamath: 131 tanks in service and 819 closed. 233 fuel releases are on record, of which 23 remain open. Open releases are cleanups that have not reached "no further action".
Radon
EPA maps Klamath 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 Klamath, including sites assessed but never listed. Presence here records that EPA had reason to look, not a finding of danger.
- CRATER LAKE NATIONAL PARKCRATER LAKE
- KINGSLEY FIELDKLAMATH FALLS
- KINGSLEY FIELDKLAMATH FALLS
- KLAMATH FALLS MOTEL MERCURYKLAMATH FALLS
- NORTH RIDGE ESTATESKLAMATH FALLS
- USAF KENO AFSKENO
- USDA FS DESCHUTES NF: DELL SPRINGS FORMER FS WORK CAMPCRESCENT