Browse Water Systems
6,016 public water systems in OR.
Public Water Systems Database
Browse 6,016 EPA-regulated public water systems with identifiers, population served, and water source type. Use the filters below to narrow results by state, system type, or name.
| System Name | PWSID | State | Type | Population Served |
|---|---|---|---|---|
| PORTLAND WATER BUREAU | OR4100657 | Oregon | Community | 666,200 |
| TUALATIN VALLEY WATER DISTRICT | OR4100665 | Oregon | Community | 224,600 |
| SALEM PUBLIC WORKS | OR4100731 | Oregon | Community | 199,820 |
| EUGENE WATER & ELECTRIC BOARD | OR4100287 | Oregon | Community | 176,000 |
| MEDFORD WATER COMMISSION | OR4100513 | Oregon | Community | 106,068 |
| HILLSBORO, CITY OF | OR4101513 | Oregon | Community | 92,632 |
| BEAVERTON, CITY OF | OR4100081 | Oregon | Community | 88,045 |
| BEND, CITY OF | OR4100100 | Oregon | Community | 77,704 |
| GRESHAM, CITY OF | OR4100357 | Oregon | Community | 73,932 |
| ROCKWOOD PUD | OR4100668 | Oregon | Community | 65,443 |
| TIGARD, CITY OF | OR4100878 | Oregon | Community | 62,500 |
| SPRINGFIELD UTILITY BOARD | OR4100837 | Oregon | Community | 62,100 |
| CORVALLIS, CITY OF | OR4100225 | Oregon | Community | 61,468 |
| ALBANY, CITY OF | OR4100012 | Oregon | Community | 57,997 |
| SUNRISE WATER AUTHORITY | OR4100635 | Oregon | Community | 50,003 |
| KLAMATH FALLS WATER DEPT | OR4100443 | Oregon | Community | 40,475 |
| LAKE OSWEGO MUNICIPAL WATER | OR4100457 | Oregon | Community | 40,000 |
| POWELL VALLEY ROAD WD | OR4100666 | Oregon | Community | 39,000 |
| KEIZER, CITY OF | OR4100744 | Oregon | Community | 38,585 |
| REDMOND WATER DEPARTMENT | OR4100693 | Oregon | Community | 37,566 |
| GRANTS PASS, CITY OF | OR4100342 | Oregon | Community | 37,138 |
| AVION WC - GREATER AVION | OR4100091 | Oregon | Community | 35,332 |
| MCMINNVILLE WATER & LIGHT | OR4100497 | Oregon | Community | 34,515 |
| COOS BAY NORTH BEND WTR BRD | OR4100205 | Oregon | Community | 34,500 |
| OREGON CITY | OR4101511 | Oregon | Community | 33,940 |
| OAK LODGE WATER SERVICES | OR4101512 | Oregon | Community | 30,000 |
| CLACKAMAS RIVER WATER | OR4100187 | Oregon | Community | 29,918 |
| WOODBURN, CITY OF | OR4100959 | Oregon | Community | 29,455 |
| ROSEBURG, CITY OF | OR4100720 | Oregon | Community | 28,800 |
| TUALATIN, CITY OF | OR4100906 | Oregon | Community | 28,106 |
| WEST LINN, CITY OF | OR4100944 | Oregon | Community | 28,000 |
| FOREST GROVE, CITY OF | OR4100305 | Oregon | Community | 26,838 |
| WILSONVILLE, CITY OF | OR4100954 | Oregon | Community | 25,915 |
| NEWBERG, CITY OF | OR4100557 | Oregon | Community | 25,138 |
| MILWAUKIE, CITY OF | OR4100528 | Oregon | Community | 20,946 |
| ASHLAND WATER DEPARTMENT | OR4100047 | Oregon | Community | 20,946 |
| LINCOLN CITY, CITY OF | OR4100483 | Oregon | Community | 20,830 |
| HERMISTON, CITY OF | OR4100372 | Oregon | Community | 20,000 |
| CLACKAMAS RIVER WATER - CLAIRMONT | OR4100594 | Oregon | Community | 19,928 |
| SHERWOOD, CITY OF | OR4100816 | Oregon | Community | 19,885 |
| CENTRAL POINT, CITY OF | OR4100178 | Oregon | Community | 19,785 |
| LEBANON, CITY OF | OR4100473 | Oregon | Community | 18,945 |
| CANBY UTILITY | OR4100157 | Oregon | Community | 18,754 |
| METZGER WATER DISTRICT | OR4100652 | Oregon | Community | 18,000 |
| DALLAS, CITY OF | OR4100248 | Oregon | Community | 17,911 |
| PENDLETON, CITY OF | OR4100613 | Oregon | Community | 16,996 |
| TROUTDALE, CITY OF | OR4100901 | Oregon | Community | 16,185 |
| CORNELIUS, CITY OF | OR4100218 | Oregon | Community | 14,490 |
| ONTARIO, CITY OF | OR4100587 | Oregon | Community | 14,465 |
| SUBURBAN EAST SALEM WD | OR4100768 | Oregon | Community | 13,900 |