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 |
|---|---|---|---|---|
| VERNITA REST AREA 1 | WA53HD900 | Washington | Transient Non-Community | 991 |
| AMBOY CLARK PUBLIC UTILITIES | WA5304625 | Washington | Community | 991 |
| FINLEY SCHOOL DISTRICT #53 | WA5325115 | Washington | Non-Transient Non-Community | 990 |
| JOEMMA BEACH | WA53SP021 | Washington | Transient Non-Community | 989 |
| VADER-ENCHANTED VALLEY | WA5390900 | Washington | Community | 985 |
| KAYAK POINT COUNTY PARK | WA5324511 | Washington | Transient Non-Community | 978 |
| HOOD PARK | WA5309651 | Washington | Transient Non-Community | 977 |
| The Buttes | WA5308253 | Washington | Community | 973 |
| ILLAHEE OYEHUT | WA5335450 | Washington | Community | 971 |
| TWENTY FIVE MILE CREEK STATE PARK | WA53SP950 | Washington | Transient Non-Community | 970 |
| MARION WATER CO INC | WA5351750 | Washington | Community | 966 |
| BURTON WATER COOPERATIVE | WA5309800 | Washington | Community | 964 |
| EAGLE PLAZA TRUCK STOP | WA5322431 | Washington | Transient Non-Community | 962 |
| MOSES LAKE STATE PARK | WA53SP550 | Washington | Transient Non-Community | 958 |
| KAISER ALUM - TRENTWOOD WORKS | WA5337450 | Washington | Non-Transient Non-Community | 954 |
| YAK CO - BUENA WATER SYSTEM | WA5334301 | Washington | Community | 952 |
| FOREST LEARNING CENTER | WA53HD012 | Washington | Transient Non-Community | 951 |
| FORT TOWNSEND STATE PARK | WA53SP610 | Washington | Transient Non-Community | 951 |
| OLD APOSTOLIC LUTHERAN CHURCH | WA5323862 | Washington | Transient Non-Community | 950 |
| BEACHCREST | WA5304981 | Washington | Community | 950 |
| ILLAHEE STATE PARK | WA53SP335 | Washington | Transient Non-Community | 945 |
| STEVENS CO PUD - LOON LAKE SW | WA5303724 | Washington | Community | 944 |
| COULEE CITY TOWN OF | WA5315300 | Washington | Community | 944 |
| WINCHESTER WB REST AREA | WA53HD981 | Washington | Transient Non-Community | 944 |
| NISQUALLY COMMERCIAL PARK | WA5359575 | Washington | Non-Transient Non-Community | 940 |
| CAPE HORN MAINTENANCE COMPANY | WA5311060 | Washington | Community | 940 |
| LYLE WATER SYSTEM | WA5349000 | Washington | Community | 938 |
| Miller | WA5382979 | Washington | Non-Transient Non-Community | 935 |
| LAKELAND VILLAGE | WA5321726 | Washington | Community | 934 |
| ALDER LAKE PARK WATER SYSTEM | WA5333526 | Washington | Transient Non-Community | 934 |
| WHITEHORSE MERCANTILE WATER SYSTEM | WA5364401 | Washington | Transient Non-Community | 930 |
| KCWD #69, SKYWAY | WA5340450 | Washington | Community | 930 |
| PRESTON INDUSTRIAL PARK WATER ASSN | WA5318879 | Washington | Community | 930 |
| WOODBROOK JR HIGH SCHOOL | WA5398135 | Washington | Community | 927 |
| SUNWOOD LAKES HOMEOWNERS ASSOC INC | WA5386304 | Washington | Community | 925 |
| LONG LAKE VIEW EST 2 5 | WA5348031 | Washington | Community | 923 |
| PUGET ISLAND | WA5369760 | Washington | Community | 920 |
| LAKE CUSHMAN SYSTEM 3 | WA5303528 | Washington | Community | 917 |
| Birch Bay Square Water Operation | WA5302395 | Washington | Non-Transient Non-Community | 915 |
| COUNTRY/ELDORADO WATER SYSTEM | WA5315522 | Washington | Community | 915 |
| LAKE LAWRENCE | WA5322572 | Washington | Community | 914 |
| KELLER FERRY CAMPGROUND | WA53NP470 | Washington | Transient Non-Community | 908 |
| TRIBAL COMPLEX | 105300025 | Washington | Community | 907 |
| PIONEER SCHOOL DISTRICT | WA5367723 | Washington | Non-Transient Non-Community | 903 |
| LIND TOWN OF | WA5347350 | Washington | Community | 903 |
| WINCHESTER EB REST AREA | WA53HD979 | Washington | Transient Non-Community | 903 |
| EVERGREEN S.D. #114 E.H.S. | WA5318576 | Washington | Non-Transient Non-Community | 901 |
| CLEARWATER CASINO | 105300080 | Washington | Non-Transient Non-Community | 900 |
| STRAWBERRY HILL TRACTS | WA5384622 | Washington | Community | 900 |
| MERIDIAN SCHOOL COMPLEX | WA53AB234 | Washington | Non-Transient Non-Community | 900 |