PFAS in Oregon Water
Based on EPA UCMR 5 testing of 18 public water systems in Oregon.
See Oregon on the national heatmap18
Systems Tested
18
With PFAS Detected
11
Above EPA Limits
61%
Exceed MCL
Most Commonly Detected PFAS in Oregon
Systems with detections · EPA UCMR 5 (2023–2025)
PFOS 9 systems
PFHxS 7 systems
PFBS 6 systems
PFOA 4 systems
PFPeA 4 systems
PFHxA 4 systems
Check your Oregon ZIP code
Get specific results for your neighborhood's water utility.
Water Systems in Oregon (18)
Click any row to see ZIP-level details| Water System | PWSID | PFAS Detected | Above MCL | Risk |
|---|---|---|---|---|
| RUCH ELEMENTARY SD 549 Groundwater | OR4191508 | 8 | 3 | High Risk |
| HERMISTON, CITY OF Groundwater | OR4100372 | 5 | 2 | High Risk |
| RAINBOW WATER DISTRICT MX | OR4100839 | 3 | 2 | High Risk |
| SPRINGFIELD UTILITY BOARD Groundwater | OR4100837 | 5 | 1 | High Risk |
| BEND WATER DEPARTMENT Groundwater | OR4100100 | 4 | 1 | High Risk |
| KLAMATH FALLS WATER DEPT Groundwater | OR4100443 | 3 | 1 | High Risk |
| MARCOLA WATER DISTRICT Groundwater | OR4100508 | 2 | 1 | High Risk |
| MILTON-FREEWATER, CITY OF Groundwater | OR4100522 | 2 | 1 | High Risk |
| DUNDEE, CITY OF Groundwater | OR4100262 | 1 | 1 | High Risk |
| MILWAUKIE, CITY OF Groundwater | OR4100528 | 1 | 1 | High Risk |
| SUNRISE WATER AUTHORITY Groundwater | OR4100635 | 1 | 1 | High Risk |
| SHERWOOD, CITY OF Surface Water | OR4100816 | 2 | 0 | Low Level |
| ESTACADA, CITY OF Surface Water | OR4100279 | 1 | 0 | Low Level |
| INDEPENDENCE WATER SYSTEM Groundwater | OR4100399 | 1 | 0 | Low Level |
| MOLALLA, CITY OF Surface Water | OR4100534 | 1 | 0 | Low Level |
| PENDLETON, CITY OF Groundwater | OR4100613 | 1 | 0 | Low Level |
| ST HELENS, CITY OF GU | OR4100724 | 1 | 0 | Low Level |
| KEIZER, CITY OF Groundwater | OR4100744 | 1 | 0 | Low Level |