Oregon utilities 301 to 400.
Each serves 225 to 421 people, as it reports to EPA. Your ZIP code finds yours faster.
301 to 400 of 908, by people served
| Utility | Based in | Serves | Regulated PFAS | Health-based violations since 2016 |
|---|---|---|---|---|
| City of Scotts Mills | Scotts Mills | 421 | Not sampled | 1 |
| City of Maupin | Maupin | 420 | Not sampled | 3 |
| City of Adams Water Dept | Adams | 400 | Not sampled | 0 |
| City of Wheeler | Wheeler | 400 | Not sampled | 0 |
| Eagle Crest Resort | Redmond | 400 | Not sampled | 0 |
| Kerby Water District | Cave Junction | 400 | Not sampled | 0 |
| Ochoco West WTR & San Authority | Prineville | 400 | Not sampled | 0 |
| Pioneer Mobile Home Park | Boring | 400 | Not sampled | 0 |
| Riverview Mfgd Home Court | Damascus | 400 | Not sampled | 0 |
| Star Satellite Improv Dist | Banks | 400 | Not sampled | 0 |
| City of Haines | Haines | 395 | Not sampled | 0 |
| Orchard Heights Water Assn | Lyons | 381 | Not sampled | 0 |
| High Desert Estates | Prineville | 380 | Not sampled | 1 |
| Western Hills Mh Estates | Rainier | 375 | Not sampled | 5 |
| Hiland WC - Echo Mountain | Newberg | 362 | Not sampled | 1 |
| Interlachen Water PUD | Fairview | 360 | Not sampled | 3 |
| Oregon Shores Beach Club Inc | Chiloquin | 352 | Not sampled | 1 |
| Burnside Water Association | Astoria | 350 | Not sampled | 0 |
| City of Lostine | Lostine | 350 | Not sampled | 0 |
| City of Moro | Moro | 350 | Not sampled | 0 |
| Deer Creek Estates | Aurora | 350 | Not sampled | 0 |
| Delphian School | Sheridan | 350 | Not sampled | 0 |
| Fishhawk Lake Reserve and Community | Birkenfeld | 350 | Not sampled | 1 |
| John Day Water District | Astoria | 350 | Not sampled | 1 |
| Rogue Lea Estates - North/South | Grants Pass | 350 | Not sampled | 0 |
| Sandy Boulevard Mobile Villa | Fairview | 350 | Not sampled | 0 |
| Sunstone - Boulder Creek | Newberg | 350 | Not sampled | 1 |
| Wallowa Lake Co Service Dist | Enterprise | 350 | Not sampled | 0 |
| City of Halfway | Halfway | 346 | Not sampled | 0 |
| Burlington Water District | Newberg | 340 | Not sampled | 0 |
| Row River Valley Water Dist | Dorena | 340 | Not sampled | 3 |
| Highland Subdivision WD | Prineville | 335 | Not sampled | 0 |
| City of Ione | Ione | 330 | Not sampled | 2 |
| Riverwood MHP Lane Co | Eugene | 325 | Not sampled | 0 |
| Vineyard Mountain Water | Corvallis | 325 | Not sampled | 0 |
| City of Sodaville | Lebanon | 320 | Not sampled | 0 |
| Bly Water District | Bly | 310 | Not sampled | 1 |
| Cloverdale Water District | Cloverdale | 310 | Not sampled | 0 |
| Glenmorrie Cooperative Assn | Lake Oswego | 310 | Not sampled | 0 |
| Willow Dale Water District | Astoria | 310 | Not sampled | 0 |
| Alder Creek Barlow Water Dist | Sandy | 300 | Not sampled | 3 |
| Avion WC - Sun Country WTR Saddleback | Bend | 300 | Not sampled | 0 |
| Carolina Water System | Salem | 300 | Not sampled | 1 |
| Cove Orchard Water Association | Yamhill | 300 | Not sampled | 0 |
| Eagle Crest Mobile Home Park | Eagle Creek | 300 | Not sampled | 0 |
| Fernhill Community WTR System | Astoria | 300 | Not sampled | 0 |
| Foley Lakes Mobile Home Park | The Dalles | 300 | Not sampled | 0 |
| Hiland WC - Lombard | Newberg | 300 | Not sampled | 4 |
| Kelso Water Assn | Sandy | 300 | Not sampled | 0 |
| Lake Creek Ranch Mhc | Tangent | 300 | Not sampled | 0 |
| Manna House Church | Portland | 300 | Not sampled | 1 |
| Quincy Water Association | Clatskanie | 300 | Not sampled | 0 |
| Rock Creek Water District | Grand Ronde | 300 | Not sampled | 2 |
| Scravel Hill Water Co - Op | Albany | 300 | Not sampled | 0 |
| Smgv/Widgi Creek | Portland | 300 | Not sampled | 2 |
| Vista Home Park | Hermiston | 300 | Not sampled | 0 |
| West Hills Water Company | Tillamook | 299 | Not sampled | 0 |
| Usfs Wolf Creek Job Corps | Roseburg | 291 | Not sampled | 0 |
| Charles Tracts Water Company | Hermiston | 290 | Not sampled | 0 |
| Keno Water Co Inc | Keno | 290 | Not sampled | 0 |
| Lakewood Homeowners | Newberg | 289 | Not sampled | 0 |
| Metolius Meadows Prop Owners | Camp Sherman | 285 | Not sampled | 0 |
| Rink Creek Water District | Coquille | 285 | Not sampled | 1 |
| Avion WC - Wild River | Bend | 276 | Not sampled | 0 |
| Deerhorn Community WTR Assn | Springfield | 275 | Not sampled | 0 |
| Fern Ridge Shores | Eugene | 275 | Not sampled | 0 |
| Oregon Shores Recreation Club | Chiloquin | 275 | Not sampled | 0 |
| Silver Spur Rv Park LLC | Vancouver | 275 | Not sampled | 0 |
| Sunstone - Bear Creek | Newberg | 275 | Not sampled | 1 |
| Rufus Public Works | Rufus | 270 | Not sampled | 0 |
| City of Westfir | Westfir | 268 | Not sampled | 0 |
| Canby Regency | Canby | 265 | Not sampled | 4 |
| Eugene Mobile Village | Eugene | 260 | Not sampled | 0 |
| Hazel Dell Orchard | The Dalles | 260 | Not sampled | 2 |
| Lone Oak Estates | Tangent | 258 | Not sampled | 0 |
| Juno Nonprofit Water Improvement Distr | Tillamook | 255 | Not sampled | 0 |
| Lamontai Improvement WTR Dist | Cottage Grove | 255 | Not sampled | 0 |
| Town of Lexington | Lexington | 255 | Not sampled | 0 |
| City of Imbler | Imbler | 250 | Not sampled | 0 |
| Eastmont Water Company | Boring | 250 | Not sampled | 0 |
| Family Redwood Park Cooperative | Grants Pass | 250 | Not sampled | 0 |
| Fernridge Mobile Estates | Junction City | 250 | Not sampled | 0 |
| Hebo Joint Water & Sanitary Auth | Hebo | 250 | Not sampled | 1 |
| Northwest Newberg Water Assn | Newberg | 250 | Not sampled | 0 |
| Oregon Water Utilities - Southview | Klamath Falls | 250 | Not sampled | 0 |
| Petes Mountain Water Co | Molalla | 250 | Not sampled | 2 |
| Port of Tillamook Bay | Tillamook | 250 | Not sampled | 0 |
| Round Lake Water Utilities | Klamath Falls | 250 | Not sampled | 0 |
| Skylands Water Company | Lake Oswego | 250 | Not sampled | 0 |
| Skyline View Dist Improvement | Klamath Falls | 250 | Not sampled | 0 |
| South Hills Water System | Hillsboro | 250 | Not sampled | 0 |
| Starlite Mobile Village | Eugene | 250 | Not sampled | 1 |
| Westview Mobile Estates | Eugene | 250 | Not sampled | 0 |
| Willow Estates Mobile Home Pk | Grants Pass | 250 | Not sampled | 0 |
| City of Paisley | Paisley | 245 | Not sampled | 7 |
| Hidden Valley Mobile Home Estates | Redmond | 240 | Not sampled | 0 |
| City of Ukiah | Ukiah | 235 | Not sampled | 1 |
| Avion WC - Tumalo Rim | Bend | 225 | Not sampled | 0 |
| Bandon Coastal Dunes | Bandon | 225 | Not sampled | 3 |
| Riverbend - Riverbank Community | West Linn | 225 | Not sampled | 0 |
Every utility EPA sampled for PFAS under UCMR 5, any other community system serving 3,300 people or more, and any smaller one with results from 2020 on, from CDC. Other systems appear in ZIP code results. People served is what each utility reports to EPA. Data: EPA SDWIS 2026 Q3, UCMR 5 and EPA’s 2012 to 2019 compliance results, and CDC’s yearly averages.
Where to go next
- Read your utility’s own reportIt has newer results than the yearly averages CDC carries here, which end in 2023, and contaminants these pages don’t show.How to read it
- Every contaminantLegal limits, health goals and what handles each one.All contaminants
- Filters, checkedEvery filter TapBuff has checked against a certifier’s listing, with five-year costs.Compare filters