Browse Water Systems
10,030 public water systems in WA.
Public Water Systems Database
Browse 10,030 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 |
|---|---|---|---|---|
| SEABECK ELEMENTARY SCHOOL | WA5376955 | Washington | Non-Transient Non-Community | 473 |
| MOSES LAKE LIVESTOCK AUCTION | WA5356305 | Washington | Community | 471 |
| WYNOOCHEE WILDWOOD PARK | WA5306615 | Washington | Transient Non-Community | 471 |
| LOUIE JOE WATER ASSOCIATION | WA5329014 | Washington | Community | 471 |
| POMONA VIEW MOBILE PARK | WA5365820 | Washington | Community | 470 |
| EVERGREEN S.D. #114, SIFTON ELEM. | WA5318581 | Washington | Non-Transient Non-Community | 470 |
| GREEN MOUNTAIN ELEMENTARY SCHOOL | WA5303368 | Washington | Non-Transient Non-Community | 470 |
| SUGARLOAF WATER SYSTEM | WA5346316 | Washington | Community | 468 |
| CHAMBERLAIN LAKE REST AREA | WA53HD085 | Washington | Transient Non-Community | 467 |
| SCHAFER STATE PARK | WA53SP790 | Washington | Transient Non-Community | 465 |
| MONTERRA | WA5355990 | Washington | Community | 464 |
| LAKE ALYSON | WA5350691 | Washington | Community | 463 |
| LITTLEROCK ELEMENTARY | WA5347545 | Washington | Non-Transient Non-Community | 463 |
| KITTITAS COUNTY WATER DISTRICT #7 | WA5385295 | Washington | Community | 463 |
| WOLF DEN RESTAURANT | 105300148 | Washington | Transient Non-Community | 462 |
| DUNGENESS BAY PLAT | WA5320300 | Washington | Community | 461 |
| WILKSHIRE LANE WATER DISTRICT INC | WA5396930 | Washington | Community | 460 |
| PENN COVE WATER AND SEWER DISTRICT | WA5366950 | Washington | Community | 460 |
| HARTSTENE POINTE | WA5331569 | Washington | Community | 460 |
| ELTOPIA MIGRANT HEAD START CENTER I | WA5351744 | Washington | Transient Non-Community | 460 |
| DUGUALLA COMMUNITY INC | WA5320250 | Washington | Community | 459 |
| WAUNA VISTA | WA5393805 | Washington | Community | 459 |
| ALASKA AIRLINES BETHEL | AK2272000 | Washington | Transient Non-Community | 457 |
| Chehalis Livestock Auction & Cafe | WA5308180 | Washington | Transient Non-Community | 457 |
| WANDERING CREEK HOMEOWNERS ASSOC | WA5323486 | Washington | Community | 457 |
| CRESAP BAY PARK AND CAMPGROUND | WA5302347 | Washington | Transient Non-Community | 456 |
| CHINOOK ESTATES | WA5336294 | Washington | Community | 455 |
| BLACK DIAMOND WATER DISTRICT | WA5307221 | Washington | Community | 452 |
| CRYSTAL WATERS WATER SYSTEM | WA5300928 | Washington | Non-Transient Non-Community | 452 |
| WEYERHAUSER CO TOKUL CREEK | WA5395500 | Washington | Non-Transient Non-Community | 450 |
| COUNTRY MANOR MOBILE HOME PARK | WA5315521 | Washington | Community | 450 |
| RED SALMON CANNERY | AK2261478 | Washington | Transient Non-Community | 450 |
| DELTA WATER ASSOCIATION | WA5318750 | Washington | Community | 450 |
| LANGLEY ELEMENTARY SCHOOL | WA5345953 | Washington | Non-Transient Non-Community | 450 |
| BOISE CASCADE CORP | WA5307596 | Washington | Non-Transient Non-Community | 450 |
| LAKE WILDERNESS ELEMENTARY | WA5345080 | Washington | Transient Non-Community | 450 |
| VAUGHN ELEMENTARY SCHOOL | WA5324761 | Washington | Non-Transient Non-Community | 450 |
| PANORAMA POINT CAMPGROUND | WA53FS023 | Washington | Transient Non-Community | 450 |
| Maple Lane Behavioral Health | WA5351195 | Washington | Community | 450 |
| FINLEY ELEMENTARY SCHOOL (NEW) | WA5302558 | Washington | Non-Transient Non-Community | 450 |
| HILLS MFGD HOME COMMUNITY, THE | WA5387777 | Washington | Community | 450 |
| CARROLLS WATER ASSN | WA5311300 | Washington | Community | 449 |
| Port of Royal Slope | WA5300020 | Washington | Non-Transient Non-Community | 447 |
| NESPELEM AGENCY | 105300007 | Washington | Community | 445 |
| AMBOY INTERMEDIATE SCHOOL | WA5301967 | Washington | Non-Transient Non-Community | 445 |
| ROSEDALE HEIGHTS TRAILER PARK | WA5374371 | Washington | Community | 444 |
| PIONEER WATER COMPANY | WA5324885 | Washington | Community | 443 |
| BEVIN LAKE REST AREA | WA5301073 | Washington | Transient Non-Community | 443 |
| DOE BAY WATER USERS ASSOC | WA5319600 | Washington | Community | 442 |
| Villa Grove | WA5301392 | Washington | Transient Non-Community | 442 |