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 |
|---|---|---|---|---|
| Norris Hot Springs | Norris, MT | 204 | 90 | - |
| Flathead Lutheran Bible Camp | Kalispell, MT | 204 | 10 | - |
| Granite Peak RV Resort | Missoula, MT | 204 | 18 | - |
| Aphelion Inc Fox Club Cabaret | Missoula, MT | 203 | 12 | - |
| Silver Express | Haugen, MT | 203 | 13 | - |
| Fort Rockvale Restaurant | Joliet, MT | 202 | 92 | - |
| Three Forks KOA | Three Forks, MT | 202 | 111 | - |
| Gallatin Gateway School Dist 35 | Gallatin Gateway, MT | 202 | 63 | - |
| Jehovahs Witnesses of Msla | Missoula, MT | 202 | 94 | - |
| Lost Trail Ski Area Yurt System | Conner, MT | 202 | 24 | - |
| Hell Creek Recreation Area LLC | Jordan, MT | 202 | 94 | - |
| Bloom Montana | Missoula, MT | 201 | 101 | - |
| Galata County Water District | Galata, MT | 200 | 10 | - |
| Basin County Water and Sewer Dist | Basin, MT | 200 | 754 | - |
| South Wind Water and Sewer District | Great Falls, MT | 200 | 356 | - |
| Hidden Valley Owner LLC | San Diego, MT | 200 | 52 | - |
| Bearcreek Municipal Water Sys | Red Lodge, MT | 200 | 1,555 | - |
| Broadview Town Of | Broadview, MT | 200 | 358 | - |
| Tracy Water Users Corp | Sand Coulee, MT | 200 | 439 | - |
| Target Range Trailer Court LLC | Knoxville, MT | 200 | 7 | - |
| Paradise Water District | Paradise, MT | 200 | 57 | - |
| Mission Meadows RV Campsite Park, Inc. | Missoula, MT | 200 | 67 | - |
| Lds Church Sun River | Corvallis, MT | 200 | 68 | - |
| Helena Flats School Dist 15 | Kalispell, MT | 200 | 52 | - |
| Fairmont Egan School Dist No 3 | Kalispell, MT | 200 | 156 | - |
| Sitting Duck | Bigfork, MT | 200 | 107 | - |
| Lambkins Restaurant | Lincoln, MT | 200 | 40 | - |
| Canyon Creek School District 4 | Billings, MT | 200 | 66 | - |
| Spring Creek Mine | Decker, MT | 200 | 50 | - |
| Beaverhead River RV Park & Campground | Dillon, MT | 200 | 32 | - |
| High Quality H2o | Missoula, MT | 200 | 203 | - |
| Loma County Water District | Loma, MT | 200 | 217 | - |
| Avalanche Campground | West Glacier, MT | 200 | 0 | - |
| Luccock Methodist Church Camp | Huntley, MT | 200 | 111 | - |
| Four Corners Business Park | Bozeman, MT | 200 | 313 | - |
| Lds Church Butte | Corvallis, MT | 200 | 18 | - |
| Lds Church Frenchtown | Corvallis, MT | 200 | 131 | - |
| Lincoln Pit Stop | Lincoln, MT | 200 | 98 | - |
| Western Energy Company | Colstrip, MT | 200 | 131 | - |
| Spring Creek Coal Domestic | Decker, MT | 200 | 316 | - |
| Big Valley Water Inc | Glasgow, MT | 200 | 132 | - |
| Glendive Alliance Church | Glendive, MT | 200 | 114 | - |
| Elder Grove School Building Five | Billings, MT | 200 | 35 | - |
| Kalispell Montessori School | Bigfork, MT | 200 | 47 | - |
| Pharaohplex | Hamilton, MT | 200 | 9 | - |
| National Water Service Fresh Pure Water | Santa Fe, MT | 200 | 26 | - |
| Oak Ridge Estates | Billings, MT | 200 | 373 | - |
| Eagle Rock Golf Course | Billings, MT | 200 | 151 | - |
| Yellowstone Drag Strip | Acton, MT | 200 | 151 | - |
| Turner Mountain Ski Area | Libby, MT | 200 | 3 | - |