Public Water Systems
1,326 active public water systems in AK, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
| Alyeska Vmt West | Anchorage, AK | 150 | 137 | - |
| Fairhill Christian School | Fairbanks, AK | 150 | 55 | - |
| Hez Ray Sports Complex | Fairbanks, AK | 150 | 5 | - |
| Worley Truck #85066 | Anchorage, AK | 150 | 4 | - |
| Golovin Community Water System | Golovin, AK | 150 | 1,612 | - |
| Tetlin Utility System | Tok, AK | 150 | 1,153 | - |
| Unified Alaskan Utilities Sherwood Estat | Anchorage, AK | 147 | 461 | - |
| Immanuel Baptist Church | Kenai, AK | 147 | 355 | - |
| Crooked Creek Watering Point | Crooked Creek, AK | 147 | 782 | - |
| Hillside Park S/D | Anchorage, AK | 144 | 193 | - |
| Camp Maranatha | Big Lake, AK | 144 | 37 | - |
| Ouzinkie Water System | Ouzinkike, AK | 144 | 425 | - |
| Lksd Kongiganak Hs & Elem | Bethel, AK | 143 | 222 | - |
| Life Church | Anchorage, AK | 140 | 101 | - |
| Tok R.V. Village | Tok, AK | 140 | 29 | - |
| Denali Outdoor Center / Premier Alaska T | Anchorage, AK | 140 | 22 | - |
| Mssca Services and Operations Center | Wasilla, AK | 137 | 94 | - |
| Omega Building | Palmer, AK | 137 | 81 | - |
| Crooked Creek RV Park | Kasilof, AK | 136 | 46 | - |
| Unified Alaskan Utilities-Field of View | Anchorage, AK | 135 | 47 | - |
| Sterling Baptist Church | Sterling, AK | 135 | 45 | - |
| Allakaket Public Water System | Allakaket, AK | 135 | 527 | - |
| Skagway Border Station | Juneau, AK | 133 | 43 | - |
| Clover Pass Resort | Ketchikan, AK | 133 | 205 | - |
| Health Quest Therapy Inc | Wasilla, AK | 133 | 47 | - |
| Denali Crows Nest | Anchorage, AK | 132 | 42 | - |
| Palmer / Anchorage N KOA | Palmer, AK | 131 | 13 | - |
| Oasis Water - McKinley View Div | Anchorage, AK | 130 | 109 | - |
| Forks Roadhouse Reborn | Anchorage, AK | 130 | 54 | - |
| Bbbsd Naknek | Naknek, AK | 130 | 348 | - |
| Hilcorp Milne Pt Potable Haul Truck | Anchorage, AK | 130 | 4 | - |
| Blm Arctic Interagency Visitor Center | Ft. Wainwright, AK | 130 | 5 | - |
| Knik Tribal Council Senior Housing Dev | Wasilla, AK | 128 | 24 | - |
| Knik-Fairview Ccs Early Learning Center | Wasilla, AK | 128 | 1 | - |
| Clarks Point Water System | Clarks Point, AK | 128 | 1,771 | - |
| Sunset Hill Baptist Church | Anchorage, AK | 127 | 23 | - |
| Kasilof Riverview | Kasilof, AK | 127 | 97 | - |
| Msbsd Day School | Wasilla, AK | 125 | 136 | - |
| Birchtree Charter School | Anchorage, AK | 125 | 5 | - |
| Sunny Knik Chapel | Wasilla, AK | 125 | 33 | - |
| Msbsd Sutton Elem School | Wasilla, AK | 125 | 43 | - |
| Salmon Creek Trailer Court | Soldotna, AK | 125 | 453 | - |
| Hilcorp Rig Tenders Well #3 | Anchorage, AK | 125 | 424 | - |
| Roadside Potatohead Restaurant, The | Glennallen, AK | 125 | 5 | - |
| Ft Wainwright / Du - Black Rapids | Fairbanks, AK | 125 | 20 | - |
| Dalton Cache (Haines) Border Station | Juneau, AK | 124 | 63 | - |
| Exit Glacier Cabins & Salmon Bake | Seward, AK | 124 | 8 | - |
| Bartlett Cove Water Sys | Gustavus, AK | 123 | 244 | - |
| Greenbrook S/D | Anchorage, AK | 123 | 156 | - |
| Save U More | Seattle, AK | 123 | 11 | - |