Public Water Systems
4,557 active water systems in WA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| AMES LAKE WATER ASSOC INC | Redmond, WA | 3,224 | 178 | — |
| STROHS WATER COMPANY INC | Tacoma, WA | 3,192 | 19 | — |
| ALGONA WATER DEPT | Algona, WA | 3,180 | 13 | — |
| TWANOH STATE PARK | Belfair, WA | 3,173 | 32 | — |
| LAKE FOREST PARK WATER DISTRICT | Lake Forest Park, WA | 3,171 | 9,527 | Clean |
| MAYTOWN REST AREA | Tacoma, WA | 3,134 | 17 | — |
| HIGHLAND WATER DISTRICT | Monroe, WA | 3,121 | 5 | — |
| MEADOWS 690 | Lacey, WA | 3,100 | 23 | — |
| BOX CANYON | Ashford, WA | 3,099 | 10 | — |
| NAPAVINE CITY OF | NAPAVINE, WA | 3,095 | 57 | — |
| OLYMPIC WATER & SEWER INC | PORT LUDLOW, WA | 3,086 | 11 | — |
| Snake River Housing Water System | Yakima, WA | 3,036 | 50 | Clean |
| YACOLT | Vancouver, WA | 3,034 | 80 | — |
| Dry Creek Water Association | Port Angeles, WA | 3,030 | 25 | — |
| SUNRISE NO 12 | Ashford, WA | 3,018 | 13 | — |
| CARSON | CARSON, WA | 3,015 | 594 | — |
| FALL CITY WATER DIST. #127 | Fall City, WA | 2,987 | 15 | — |
| CLEARWOOD | Yelm, WA | 2,956 | 10 | — |
| CEDAR CREST | Tacoma, WA | 2,954 | 242 | — |
| DOSEWALLIPS STATE PARK | Sequim, WA | 2,941 | 30 | — |
| South Bend Water Department | South Bend, WA | 2,930 | 1,250 | — |
| OKANOGAN WATER DEPARTMENT CITY OF | OKANOGAN, WA | 2,921 | 77 | — |
| ERLAND POINT WATER CO | SILVERDALE, WA | 2,909 | 29 | — |
| Steamboat Rock State Park #1 | Coulee city, WA | 2,907 | 6 | — |
| TOUTLE COMMUNITY REGIONAL WATER | Kelso, WA | 2,904 | 17 | — |
| SNO PUD 1 - WARM BEACH | Everett, WA | 2,890 | 19 | — |
| STEVENS CO PUD - DEER LAKE | Loon Lake, WA | 2,884 | 1 | — |
| WESTERN STATE HOSPITAL | Port Orchard, WA | 2,857 | 65 | — |
| DESERT AIRE OWNER ASSN | Desert Aire, WA | 2,856 | 518 | — |
| Providence SHMC | Spokane, WA | 2,838 | 0 | — |
| BATTLE GROUND HIGH AND LEWISVILLE E | BATTLE GROUND, WA | 2,835 | 15 | — |
| HUTCHINSON IRRIGATION DIST #16 | Spokane Valley, WA | 2,826 | 25 | — |
| MCCORMICK WOODS | PORT ORCHARD, WA | 2,760 | 59 | Clean |
| WEST SEQUIM BAY INC | SEQUIM, WA | 2,759 | 28 | Clean |
| RAINIER WATER DEPARTMENT | RAINIER, WA | 2,758 | 90 | — |
| ILWACO WATER DEPARTMENT CITY OF | ILWACO, WA | 2,757 | 159 | — |
| MCCLEARY CITY OF | MCCLEARY, WA | 2,753 | 34 | — |
| GOLD BAR CITY OF | Goldbar, WA | 2,745 | 85 | Clean |
| KETTLE FALLS WATER DEPT | Kettle Falls, WA | 2,698 | 8 | — |
| SURFSIDE HOMEOWNERS | OCEAN PARK, WA | 2,687 | 27 | — |
| OLYMPIC MALL | Tacoma, WA | 2,681 | 79 | — |
| Columbia Valley Water District | Maple Falls, WA | 2,648 | 39 | Clean |
| SUNCADIA RESORT | Cle Elum, WA | 2,640 | 15 | — |
| CHEWELAH WATER DEPT SOUTH | Chewelah, WA | 2,615 | 66 | — |
| STEVENSON WATER DEPT | STEVENSON, WA | 2,594 | 87 | — |
| CAMANO WATER ASSOCIATION | Coupeville, WA | 2,592 | 15 | — |
| LAKE WENATCHEE STATE PARK SOUTH SI | Wenatchee, WA | 2,591 | 18 | — |
| ASOTIN WATER DEPT | Asotin, WA | 2,531 | 7 | — |
| JOHNSTON RIDGE OBSERVATORY | Amboy, WA | 2,506 | 15 | — |
| STEVENS CO PUD - LOON LAKE | Loon Lake, WA | 2,487 | 433 | — |