PFAS in Oregon Water
Based on EPA UCMR 5 testing of 31 public water systems in Oregon.
See Oregon on the national heatmap31
Systems Tested
31
With PFAS Detected
11
Above EPA Limits
35%
Exceed MCL
Most Commonly Detected PFAS in Oregon
Systems with detections · EPA UCMR 5 (2023–2025)
lithium 17 systems
PFOS 9 systems
PFHxS 7 systems
PFBS 6 systems
PFOA 4 systems
PFPeA 4 systems
Check your Oregon ZIP code
Get specific results for your neighborhood's water utility.
Water Systems in Oregon (31)
| Water System ↕ | PWSID | PFAS Detected ↕ | Above MCL ↕ | Risk |
|---|---|---|---|---|
| RUCH ELEMENTARY SD 549 Groundwater | OR4191508 | 8 | 3 | High Risk |
| HERMISTON, CITY OF Groundwater | OR4100372 | 6 | 2 | High Risk |
| RAINBOW WATER DISTRICT MX | OR4100839 | 4 | 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 |
| MILTON-FREEWATER, CITY OF Groundwater | OR4100522 | 3 | 1 | High Risk |
| MARCOLA WATER DISTRICT Groundwater | OR4100508 | 2 | 1 | High Risk |
| SUNRISE WATER AUTHORITY Groundwater | OR4100635 | 2 | 1 | High Risk |
| DUNDEE, CITY OF Groundwater | OR4100262 | 1 | 1 | High Risk |
| MILWAUKIE, CITY OF Groundwater | OR4100528 | 1 | 1 | High Risk |
| SHERWOOD, CITY OF Surface Water | OR4100816 | 2 | 0 | Low Level |
| ROATS WOODSIDE RANCH WS Groundwater | OR4100115 | 1 | 0 | Low Level |
| ESTACADA, CITY OF Surface Water | OR4100279 | 1 | 0 | Low Level |
| HUBBARD, CITY OF Groundwater | OR4100389 | 1 | 0 | Low Level |
| INDEPENDENCE WATER SYSTEM Groundwater | OR4100399 | 1 | 0 | Low Level |
| LAFAYETTE, CITY OF MX | OR4100452 | 1 | 0 | Low Level |
| RIVERGROVE WATER DISTRICT Groundwater | OR4100461 | 1 | 0 | Low Level |
| MADRAS, CITY OF Groundwater | OR4100500 | 1 | 0 | Low Level |
| MOLALLA, CITY OF Surface Water | OR4100534 | 1 | 0 | Low Level |
| MOUNT ANGEL, CITY OF Groundwater | OR4100544 | 1 | 0 | Low Level |
| ONTARIO, CITY OF Surface Water | OR4100587 | 1 | 0 | Low Level |
| PENDLETON, CITY OF Groundwater | OR4100613 | 1 | 0 | Low Level |
| PRINEVILLE, CITY OF Groundwater | OR4100682 | 1 | 0 | Low Level |
| REEDSPORT, CITY OF Surface Water | OR4100699 | 1 | 0 | Low Level |
| ST HELENS, CITY OF GU | OR4100724 | 1 | 0 | Low Level |
| KEIZER, CITY OF Groundwater | OR4100744 | 1 | 0 | Low Level |
| CHENOWITH PUD Groundwater | OR4100867 | 1 | 0 | Low Level |
| THE DALLES, CITY OF Groundwater | OR4100869 | 1 | 0 | Low Level |
| UMATILLA, CITY OF Groundwater | OR4100914 | 1 | 0 | Low Level |
| CHEMICAL WASTE MGT OF NW INC Groundwater | OR4194718 | 1 | 0 | Low Level |
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