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 |
|---|---|---|---|---|
| Airport Industrial Building Unapproved | Missoula, MT | 70 | 12 | - |
| Gateway Village System 5 | Big Sky, MT | 70 | 0 | - |
| All West Business Park Lot 3 | Bozeman, MT | 70 | 155 | - |
| Pleasant Grove Manufactured Home Sites | Kalispell, MT | 70 | 2 | - |
| Red Cliff Campground | Gallatin Gateway, MT | 70 | 29 | - |
| Nine Mile Ranger Station and PA | Huson, MT | 70 | 457 | - |
| Willow Glen Trailer Court Kspl | Stevensville, MT | 69 | 37 | - |
| Curious Minds Preschool | Corvallis, MT | 69 | 7 | - |
| Torgersons Equipment G Falls | Great Falls, MT | 69 | 404 | - |
| Lazy K Bar Ranch | Big Timber, MT | 69 | 11 | - |
| The Park | Glasgow, MT | 68 | 133 | - |
| Kootenai River Campground and RV | Troy, MT | 68 | 36 | - |
| Missoula Village West Tr CT | Missoula, MT | 68 | 218 | - |
| Florence Medical Building | Florence, MT | 68 | 16 | - |
| West River Road | Missoula, MT | 68 | 22 | - |
| Gateway Village System 2 | Big Sky, MT | 68 | 0 | - |
| Gateway Village System 3 | Big Sky, MT | 68 | 0 | - |
| Glessner Trailer Court | Missoula, MT | 67 | 85 | - |
| Milford Colony Inc | Wolf Creek, MT | 67 | 696 | - |
| Park 168 Bar & 520 Hotel | West Yellowstone, MT | 66 | 74 | - |
| Flathead Lake Biological Station U of M | Polson, MT | 66 | 70 | - |
| Faith Baptist Church | Missoula, MT | 66 | 17 | - |
| Belton Chalet | East Glacier Park, MT | 66 | 59 | - |
| Flthd Cty Road Maintenance Shop | Kalispell, MT | 66 | 79 | - |
| Goat Haunt Visitors Center | West Glacier, MT | 66 | 0 | - |
| Thomson Mobile Home Park | Bozeman, MT | 65 | 65 | - |
| Panoramic Mountain River Heights W Dist | Kalispell, MT | 65 | 37 | - |
| Hillcrest Community Water | Kalispell, MT | 65 | 22 | - |
| Lazy B Bar and Cafe Augusta | Augusta, MT | 65 | 145 | - |
| Big Spur Tr CT | Livingston, MT | 65 | 151 | - |
| Round House The | Bozeman, MT | 65 | 116 | - |
| Elkhorn Ranch | Gallatin Gateway, MT | 65 | 175 | - |
| Hidden Heights HOA | Missoula, MT | 65 | 100 | - |
| Lions Bitterroot Youth Camp | Kalispell, MT | 65 | 44 | - |
| Nava Gardens | Helena, MT | 65 | 52 | - |
| North Shore Estates HOA | Thompson Falls, MT | 65 | 124 | - |
| Forest View HOA | Florence, MT | 65 | 62 | - |
| Carpenter Lake HOA | Eureka, MT | 65 | 51 | - |
| Christian Childrens Ranch | St Ignatius, MT | 65 | 293 | - |
| Penny Creek Restaurant & Lounge | Lincoln, MT | 65 | 132 | - |
| Sunshine Academy Laurel | Billings, MT | 65 | 246 | - |
| Northern Pines Golf Course | Bigfork, MT | 65 | 33 | - |
| Stillwater Bar and Grille | Absarokee, MT | 65 | 124 | - |
| Skycrest Estates Subdivision | Billings, MT | 65 | 7 | - |
| Chrome Squirrel LLC | Bozeman, MT | 65 | 0 | - |
| Yellowstone Cabins | West Yellowstone, MT | 64 | 21 | - |
| Spring Creek Cg and Trout Ranch | Big Timber, MT | 64 | 83 | - |
| Melrose Bar | Helena, MT | 64 | 130 | - |
| Slumberland Furniture | Billings, MT | 64 | 17 | - |
| Montessori Island School | Livingston, MT | 64 | 96 | - |