Public Water Systems
4,557 active water systems in WA.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| SNO PUD 1 - STORM LAKE RIDGE | Everett, WA | 786 | 29 | — |
| VETERANS AFFAIR MED CTR DEPT OF | Yakima, WA | 785 | 189 | — |
| BOGACHIEL STATE PARK | Sequim, WA | 783 | 2 | — |
| CURLEW LAKE STATE PARK | Winthrop, WA | 779 | 69 | — |
| HILLCREST VILLAGE WATER CO INC | Mount Vernon, WA | 770 | 109 | — |
| SCENIC SHORES WATER COMPANY | Port Orchard, WA | 761 | 24 | — |
| WALLACE FALLS STATE PARK | Issaquah, WA | 759 | 4 | — |
| SUCIA ISLAND ST PARK-SHALLOW BAY | Olga, WA | 757 | 10 | — |
| NORTHGATE TERRACE COMMUNITY CLUB | Coupeville, WA | 750 | 39 | — |
| Heritage University Water System | Toppenish, WA | 750 | 56 | — |
| Lewis Co Water Sewer Dist #6 | Mossyrock, WA | 740 | 33 | — |
| LAKE HOLIDAY ASSOCIATION | Port Orchard, WA | 740 | 13 | — |
| SKAGIT SPEEDWAYS | Mount Vernon, WA | 736 | 71 | — |
| LOST LAKE PROPERTY OWNERS ASSN | Coupeville, WA | 736 | 49 | Clean |
| Memorial Bible Church | OTHELLO, WA | 736 | 23 | — |
| PALOUSE EMPIRE FAIRGROUNDS | Colfax, WA | 733 | 27 | — |
| STEVENS CO PUD - CLAYTON | Loon Lake, WA | 725 | 31 | — |
| LYNCH COVE | Freeland, WA | 721 | 21 | — |
| SUN COVE PUBLIC WATER SYSTEM | Cashmere, WA | 716 | 20 | — |
| JARRELL COVE STATE PARK | Belfair, WA | 715 | 21 | — |
| LARCH CORRECTIONS CENTER | YACOLT, WA | 705 | 366 | — |
| LYMAN WATER DEPARTMENT | Mount Vernon, WA | 705 | 28 | — |
| MOUNT BAKER SCHOOL DISTRICT-DEMING | Deming, WA | 700 | 27 | — |
| PACKAGING CORPORATION OF AMERICA | Wallula, WA | 700 | 35 | — |
| EPHRATA RACEWAY PARK | Ephrata, WA | 700 | 28 | — |
| UNION | UNION, WA | 700 | 25 | — |
| KITTITAS COUNTY WATER DISTRICT #5 | Cle Elum, WA | 699 | 21 | — |
| OAK PARK | SHELTON, WA | 695 | 61 | — |
| GARFIELD WATER DEPARTMENT | WA | 694 | 34 | — |
| MCNEIL ISLAND WATER | Tumwater, WA | 692 | 75 | — |
| OCEAN BREEZE RESORT | FIFE, WA | 687 | 24 | — |
| TELFORD REST AREA | Davenport, WA | 686 | 20 | — |
| SELAH CR NB REST AREA | Yakima, WA | 685 | 12 | — |
| TOLMIE STATE PARK | Olympia, WA | 683 | 22 | — |
| Grandview Condominiums | Port Orchard, WA | 679 | 2 | — |
| WSDP Mt Spokane St Park #3 | Nine Mile Falls, WA | 679 | 18 | — |
| CUSICK TOWN OF | Cusick, WA | 672 | 39 | — |
| GRIFFIN SCHOOL | Port Orchard, WA | 672 | 48 | — |
| FORTY NINE DEGREES NORTH | Marshall, WA | 670 | 12 | — |
| CHINOOK WATER DISTRICT | Chinook, WA | 664 | 37 | — |
| WILDERNESS RIDGE COMMUNITY CLUB | Coupeville, WA | 664 | 50 | — |
| Great Basin Water Burbank | Pasco, WA | 656 | 762 | — |
| SHADOW MOUNTAIN | SEQUIM, WA | 656 | 38 | — |
| SPENCER SPIT STATE PARK | Olga, WA | 655 | 11 | — |
| SOUTH SOUND SPEEDWAY | Port Orchard, WA | 654 | 33 | — |
| DEL MAR COMMUNITY SERVICE | Anacortes, WA | 654 | 11 | — |
| WSDP Riverside SP ORV Area | Nine Mile Falls, WA | 651 | 5 | — |
| HARRINGTON CITY OF | Waverly, WA | 650 | 244 | Detected |
| SAND HILL ELEMENTARY | Port Orchard, WA | 650 | 239 | — |
| LAMB-WESTON PASCO | Pasco, WA | 650 | 40 | — |