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 |
| Water Haul Vehicle Sa10-19526 | Deadhorse, AK | 450 | 0 | - |
| Northern Star (Pogo) Lower Camp LLC | Delta Junction, AK | 450 | 35 | - |
| Kpbsd North Star Elementary | Soldotna, AK | 448 | 70 | - |
| Bethel Trailer Court | Bethel, AK | 446 | 368 | - |
| Msbsd Finger Lake Elementary | Wasilla, AK | 445 | 121 | - |
| Nsbu - Nuiqsut | Anchorage, AK | 443 | 272 | - |
| Brevig Mission Water System | Brevig Mission, AK | 442 | 563 | - |
| Msbsd Tanaina Elementary | Wasilla, AK | 439 | 51 | - |
| Kpbsd Nikiski Middle/High School | Soldotna, AK | 439 | 61 | - |
| Kenai Princess Lodge | Denali Park, AK | 438 | 19 | - |
| Riviera Terrace Tc | Encino, AK | 435 | 208 | - |
| Pioneer Meadows Subdivision | Palmer, AK | 435 | 87 | - |
| Bear Trap Cafe | Skagway, AK | 433 | 13 | - |
| Clear Space Force Station – Main | Clear, AK | 433 | 183 | - |
| Msbsd Snowshoe Elementary | Wasilla, AK | 427 | 125 | - |
| Three Bears Store Big Lake | Wasilla, AK | 420 | 0 | - |
| Gorilla Fireworks. LLC | Wasilla, AK | 420 | 1 | - |
| Seldovia Water System | Seldovia, AK | 418 | 772 | - |
| Denali Rainbow Village | Denali Park, AK | 417 | 47 | - |
| Hydaburg | Hydaburg, AK | 415 | 1,589 | - |
| Kake Municipal Water | Kake, AK | 415 | 889 | - |
| Wendy's Old Seward | Anchorage, AK | 415 | 19 | - |
| Fisher's Fuel | Healy, AK | 409 | 93 | - |
| Townsite Foodmart | Anchorage, AK | 406 | 19 | - |
| Turners Corner | Palmer, AK | 406 | 17 | - |
| Ice Services 10K Gal Water Unit 60A-W1 | Deadhorse, AK | 403 | 4 | - |
| Girdwood Station Mall - Tesoro #30054 | Auburn, AK | 400 | 26 | - |
| Portage Glacier Cruises | Juneau, AK | 400 | 37 | - |
| White Whale Water | Anchorage, AK | 400 | 49 | - |
| Msbsd Dena'ina Elementary School | Wasilla, AK | 400 | 12 | - |
| Msbsd Butte Elementary | Wasilla, AK | 400 | 43 | - |
| Poachers Cove Planned Unit Development | Soldotna, AK | 400 | 31 | - |
| Kwigillingok Washeteria | Kwigillingok, AK | 400 | 1,689 | - |
| Crsd Glennallen High School | Glennallen, AK | 396 | 290 | - |
| Otto Lake Boathouse | Anchorage, AK | 394 | 0 | - |
| False Pass Treatment Plant | False Pass, AK | 393 | 572 | - |
| Three Bears Store 85 - Kgb | Anchorage, AK | 388 | 69 | - |
| Lksd Tununak Paul Albert Hs | Bethel, AK | 385 | 316 | - |
| Saint Elizabeth Ann Seton Church | Anchorage, AK | 382 | 102 | - |
| Msbsd Houston High School | Wasilla, AK | 381 | 61 | - |
| Msbsd Houston Middle School | Wasilla, AK | 380 | 18 | - |
| Saint Paul Water System | Saint Paul, AK | 380 | 644 | - |
| Potter Creek Water Company | Anchorage, AK | 375 | 112 | - |
| Tuluksak Water System | Tuluksak, AK | 373 | 717 | - |
| Ocean Marine Services LLC Water Hauling | Nikiski, AK | 372 | 4 | - |
| Asd O Malley Elementary Sch | Anchorage, AK | 370 | 52 | - |
| Valley Country Store #2 | Wasilla, AK | 365 | 2 | - |
| Msbsd Big Lake Elem #2 New | Wasilla, AK | 365 | 47 | - |
| Valley Country Store #1 | Wasilla, AK | 365 | 22 | - |
| Glennallen Water Works | Glennallen, AK | 365 | 209 | - |