Public Water Systems
2,518 active public water systems in OR, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Lazy Acres Mobile Home Park | Hubbard, OR | 59 | 187 | - |
| Ashland Valley Inn | Ashland, OR | 59 | 78 | - |
| Holiday Mobile Home Park | Grants Pass, OR | 58 | 288 | - |
| Dry Creek Airpark | Prineville, OR | 58 | 65 | - |
| Circle Tree Mobile Park/Ranch | Grants Pass, OR | 57 | 101 | - |
| Lucky Lodge Trailer Park | Gold Beach, OR | 57 | 23 | - |
| Monmouth Kingdom Hall | Independence, OR | 57 | 31 | - |
| West Yamhill Water Company | Yamhill, OR | 56 | 64 | - |
| Old Sheep Ranch Water Assoc | Langlois, OR | 56 | 53 | - |
| Periwinkle Mobile Home Park | Eugene, OR | 55 | 141 | - |
| Oakwood Water System Inc | Albany, OR | 55 | 73 | - |
| Blue Spruce Mobile Estates | Grants Pass, OR | 55 | 29 | - |
| Hiland WC - Heritage Water Company | Newberg, OR | 55 | 144 | - |
| Keiths Mobile Home Park | Grants Pass, OR | 55 | 32 | - |
| Coquille River RV Park | Bandon, OR | 55 | 93 | - |
| Rice Hill West Subdivision | Oakland, OR | 55 | 46 | - |
| Oprd Maud Williamson State Pk | Albany, OR | 55 | 38 | - |
| Usfs East Lake Campground | Bend, OR | 55 | 13 | - |
| Usfs Fernview Cg Hp | Albany, OR | 55 | 5 | - |
| Oasis Cafe & Motel RV | Juntura, OR | 55 | 173 | - |
| Sportsmans River RV Park | Chiloquin, OR | 55 | 30 | - |
| South Slough Reserve | Charleston, OR | 55 | 10 | - |
| Usfs Ice Cap Creek Hp#3 | Albany, OR | 55 | 2 | - |
| Columbia Airgas | Portland, OR | 55 | 13 | - |
| Dlf Headquarters East | Albany, OR | 55 | 3 | - |
| Dlf Headquarters West | Albany, OR | 55 | 2 | - |
| Pioneer Park Co-Op Inc | Salem, OR | 54 | 86 | - |
| Diamond Ridge Water Association | Eugene, OR | 54 | 114 | - |
| D Stake Mill | McMinnville, OR | 54 | 25 | - |
| Santiam Lumber #2 | Lebanon, OR | 54 | 14 | - |
| Beazell Memorial Forest | Corvallis, OR | 54 | 7 | - |
| Bailey Nursery Reeder RD Main | Dayton, OR | 54 | 85 | - |
| Teen Challenge | Shedd, OR | 53 | 7 | - |
| Student Transportation of America | Philomath, OR | 53 | 51 | - |
| Lazy Days Mobile Home Park | Eugene, OR | 52 | 47 | - |
| Sportsmans Paradise Motel/Tc | Keno, OR | 52 | 1,023 | - |
| Hull-Oakes Lumber Company | Monroe, OR | 51 | 28 | - |
| Oak Park Congregation | Salem, OR | 51 | 8 | - |
| Sumner Water Corporation | Coos Bay, OR | 50 | 650 | - |
| Laurel Acres Water Co Inc | Cornelius, OR | 50 | 129 | - |
| Chinook Winds RV Park | Grants Pass, OR | 50 | 23 | - |
| Fruitdale Trailer Park | Grants Pass, OR | 50 | 455 | - |
| Ocean Pines Park | Bothell, OR | 50 | 383 | - |
| Stewarts Addition | Pendleton, OR | 50 | 27 | - |
| McKenzie Palisades Water Board | Cottage Grove, OR | 50 | 54 | - |
| Arneys Forest View MHP | Terrebonne, OR | 50 | 83 | - |
| Pp&l-Toketee Village | Idleyld Park, OR | 50 | 87 | - |
| Cedar Tree Mobile Home Park | Scappoose, OR | 50 | 227 | - |
| 62nd Court Mutual Water Co | Salem, OR | 50 | 68 | - |
| Usfs Detroit Ranger Station | Mill City, OR | 50 | 38 | - |