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 |
|---|---|---|---|---|
| Sky View Estates | Kalispell, MT | 60 | 177 | - |
| Billings Peterbilt | Billings, MT | 60 | 453 | - |
| Pacific Steel and Recycling | Great Falls, MT | 60 | 14 | - |
| Gateway Village System 4 | Big Sky, MT | 60 | 0 | - |
| The Falls Mobile Home Community | El Dorado Hills, MT | 60 | 0 | - |
| West Shore Flathead Mt St Park | Kalispell, MT | 60 | 32 | - |
| Condon Work Center | Kalispell, MT | 60 | 84 | - |
| Beaver Creek Campground | Gallatin Gateway, MT | 60 | 36 | - |
| Circle J Trailer Court | Missoula, MT | 59 | 38 | - |
| Antelope County Water and Sewer | Antelope, MT | 59 | 133 | - |
| Dreamcatcher Tipi Hotel Unapproved | Pensacola, MT | 59 | 9 | - |
| Ayers Hutterite Colony | Grass Range, MT | 58 | 56 | - |
| Carousel Roller Rink | Libby, MT | 58 | 27 | - |
| Happy Hour Bar and Lakeview Condos | Bozeman, MT | 58 | 86 | - |
| Bridger Pines County W and S District | Bozeman, MT | 58 | 58 | - |
| Beaverhead Jackson Water and Sewer Dist | Jackson, MT | 58 | 1,241 | - |
| Triple Divide Lodge | Marion, MT | 58 | 116 | - |
| Cathedral Mountain Ranch | Nye, MT | 58 | 85 | - |
| Feathered Pipe Ranch | Helena, MT | 58 | 99 | - |
| Brush Lake State Park | Glasgow, MT | 58 | 18 | - |
| Dickey Lake Campground North | Eureka, MT | 58 | 42 | - |
| Kampfire Steakhouse | Missoula, MT | 57 | 126 | - |
| Lds Church Belt | Billings, MT | 57 | 29 | - |
| Camp Marshall | Polson, MT | 57 | 12 | - |
| Earth Elements Unapproved | Gallatin Gateway, MT | 57 | 77 | - |
| King Ranch Colony | Lewistown, MT | 56 | 625 | - |
| Marvins Tavern | Missoula, MT | 56 | 57 | - |
| Big Sky Camp and RV Park | Miles City, MT | 56 | 7 | - |
| Glacier Basecamp Lodge | East Glacier Park, MT | 56 | 50 | - |
| Shelter Bay Estates | Rollins, MT | 56 | 45 | - |
| Montana City Mercantile Hardware Cafe | Clancy, MT | 56 | 58 | - |
| Big Mountain Cider Works | Kalispell, MT | 56 | 9 | - |
| The Heritage Market | Stevensville, MT | 56 | 0 | - |
| South Chester Water Dist | Chester, MT | 55 | 190 | - |
| Edannes Mobile Home Park | Hermosa Beach, MT | 55 | 37 | - |
| Meadowlark Mobile Home Park | Buena Park, MT | 55 | 24 | - |
| Happy Valley MHP | Missoula, MT | 55 | 50 | - |
| Beacon Trailer Court Helena | Helena, MT | 55 | 251 | - |
| Boulder Hot Springs | Boulder, MT | 55 | 36 | - |
| Whispering Pines Tr CT | Port Angeles, MT | 55 | 117 | - |
| Mountain Shadows Estates Stevensville | Missoula, MT | 55 | 229 | - |
| Skyview Park | Kalispell, MT | 55 | 181 | - |
| Sunset Pines | Missoula, MT | 55 | 112 | - |
| Chautauqua Terrace HOA | Lakeside, MT | 55 | 27 | - |
| Polson KOA | Heath, MT | 55 | 12 | - |
| Silver Dollar Inn Haugan | Haugen, MT | 55 | 10 | - |
| Magris Talc USA, Inc Sappington Mill | Three Forks, MT | 55 | 106 | - |
| Kalispell Industrial Center Wua | Kalispell, MT | 55 | 213 | - |
| Light of the Valley Church | Stevensville, MT | 55 | 36 | - |
| Wye Properties, LLC | Missoula, MT | 55 | 62 | - |