Public Water Systems
2,263 active public water systems in MT, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| The Chuck Wagon Bar & Grill LLC | Dayton, MT | 77 | 189 | - |
| Kiwanis Camp Beaver Cr Park | Havre, MT | 77 | 58 | - |
| Bootlegger Inn | Helena, MT | 77 | 183 | - |
| Livingston Paradise Valley KOA N Well 2 | Livingston, MT | 77 | 87 | - |
| Three Mile Mercantile | Stevensville, MT | 77 | 17 | - |
| Gateway Village System 7 | Big Sky, MT | 77 | 0 | - |
| High Country Park | Libby, MT | 76 | 113 | - |
| Devon Water Inc | Shelby, MT | 75 | 787 | - |
| Martinsdale Water and Sewer District | Martinsdale, MT | 75 | 288 | - |
| Musselshell Community County WSD | Musselshell, MT | 75 | 42 | - |
| Gcc Trident LLC | Three Forks, MT | 75 | 41 | - |
| Tamarack Court | Missoula, MT | 75 | 195 | - |
| Blue Mountain Trailer CT | Missoula, MT | 75 | 155 | - |
| McDonald Trailer CT | East Helena, MT | 75 | 943 | - |
| Bluebird Mb Hm Park Hamilton | Anaconda, MT | 75 | 19 | - |
| Ash Grove Cement Company | Clancy, MT | 75 | 360 | - |
| Loyal Order of Moose No 639 | Helena, MT | 75 | 95 | - |
| Lake Shore Lodge | McAllister, MT | 75 | 101 | - |
| Longhorn Bar | Rosebud, MT | 75 | 131 | - |
| Hideaway Tr Pk Columbia Falls | Kalispell, MT | 75 | 71 | - |
| Lone Mountain Guest Ranch | Big Sky, MT | 75 | 1,115 | - |
| H Bar J Saloon and Cafe | Wise River, MT | 75 | 274 | - |
| Western Mobile Village Dillon | Alder, MT | 75 | 648 | - |
| Skyline Tr CT and RV Park | Dillon, MT | 75 | 893 | - |
| Rocky Mountain Building Company | Hamilton, MT | 75 | 82 | - |
| Livingston Paradise Val KOA S Well No 1 | Livingston, MT | 75 | 88 | - |
| Lds Church Whitehall | Corvallis, MT | 75 | 49 | - |
| Swlo and Main Office | Missoula, MT | 75 | 365 | - |
| Valley Fuel and Supply | Savage, MT | 75 | 64 | - |
| Barnaby Lake HOA | Fortine, MT | 75 | 249 | - |
| Bozeman Fish Technology Ctr | Bozeman, MT | 75 | 254 | - |
| Hamilton Public House The | Victor, MT | 75 | 9 | - |
| Galilee Baptist Church | Stevensville, MT | 75 | 44 | - |
| Cool Spring Colony | Rudyard, MT | 75 | 14 | - |
| HI Heat Industries Inc | Lewistown, MT | 75 | 1,120 | - |
| La Quinta Inn and Suites | Missoula, MT | 75 | 105 | - |
| Aspen Knoll | Kalispell, MT | 75 | 228 | - |
| Victor Sinclair | Missoula, MT | 75 | 73 | - |
| Happy Valley Missionary Baptist Church | Whitefish, MT | 75 | 18 | - |
| Arrow Creek Trailer Court | Fort Smith, MT | 75 | 335 | - |
| Spencer and Co | Kalispell, MT | 75 | 33 | - |
| Ashley Hills HOA | Kalispell, MT | 75 | 96 | - |
| Dakota Valley Mobile Home Park | Kodak, MT | 75 | 69 | - |
| Lone Rock Bible Church | Stevensville, MT | 75 | 25 | - |
| Rivers Edge Mobile Home Park Grt Fls | Helena, MT | 75 | 37 | - |
| Bitterroot Church of the Nazarene | Victor, MT | 75 | 37 | - |
| Big Rose Colony | Shelby, MT | 75 | 0 | - |
| Black Rock Estates Subdivision | Billings, MT | 75 | 80 | Clean |
| Bridger Base Water System | Belgrade, MT | 75 | 99 | - |
| Cuppa Jo | Belgrade, MT | 75 | 15 | - |