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 |
|---|---|---|---|---|
| Bayern Brewery | Missoula, MT | 40 | 21 | - |
| Thibodeau Campground | Missoula, MT | 40 | 6 | - |
| Primo Refill Wal-Mart No 1956 | Oceanside, MT | 40 | 24 | - |
| Primo Refill Wal-Mart No 2455 | Oceanside, MT | 40 | 94 | - |
| Montanas Duck Lake Lodge | Babb, MT | 40 | 152 | - |
| Christian and Missionary Alliance Church | Billings, MT | 40 | 48 | - |
| Heart of the Valley Animal Shelter | Bozeman, MT | 40 | 45 | - |
| Spanish Peaks Mountain Club | Big Sky, MT | 40 | 532 | - |
| All Saints Episcopal Church | Whitefish, MT | 40 | 3 | - |
| Timbers at Whitefish The | Bigfork, MT | 40 | 72 | - |
| Spruce Meadows HOA | Kalispell, MT | 40 | 12 | - |
| Big Sky Mobile Home Park | Great Falls, MT | 40 | 15 | - |
| Frontline Ag Solutions LLC | Great Falls, MT | 40 | 12 | - |
| Broadwater Estates HOA | East Helena, MT | 40 | 158 | - |
| Dwaynes Village | Kalispell, MT | 40 | 172 | - |
| Proof Research | Columbia Falls, MT | 40 | 89 | - |
| Ap Kookoosint | Kalispell, MT | 40 | 20 | - |
| Primo Refill Rosauer Libby | Oceanside, MT | 40 | 43 | - |
| Primo Refill Rosauer Kalispell | Oceanside, MT | 40 | 31 | - |
| Great Northern Lodge | West Glacier, MT | 40 | 11 | - |
| Bigfork Motorcoach RV Resort | Big Fork, MT | 40 | 35 | - |
| 2 Gramma's House Day Care | Helena, MT | 40 | 5 | - |
| Mobile City 3 | Billings, MT | 40 | 11 | - |
| Headwaters Campground | Three Forks, MT | 40 | 23 | - |
| Wisdom Ranger Station Office | Wise River, MT | 40 | 84 | - |
| Limber Pine Campground | Red Lodge, MT | 40 | 26 | - |
| Parkside Campground | Red Lodge, MT | 40 | 67 | - |
| Murray Bay Campground | Kalispell, MT | 40 | 6 | - |
| Soda Butte Campground | Gardiner, MT | 40 | 89 | - |
| Lonesome Hurst Campground | Gallatin Gateway, MT | 40 | 28 | - |
| River Edge Resort 1 | Albert, MT | 39 | 38 | - |
| Rocking J Ranch Employee Housing | Philipsburg, MT | 39 | 72 | - |
| Two Smokes Way Lot 5 | Missoula, MT | 39 | 44 | - |
| Hunters Trailer CT Anaconda | Missoula, MT | 38 | 1,154 | - |
| Elk Lake Resort | West Yellowstone, MT | 38 | 50 | - |
| Lakeview Suites | West Yellowstone, MT | 38 | 177 | - |
| McGregor Lake Highlands | Kalispell, MT | 38 | 0 | - |
| Missoula County Public Water Dept | Missoula, MT | 38 | 8 | - |
| Sula Ranger Station | Hamilton, MT | 38 | 100 | - |
| Countryside Court Missoula | Missoula, MT | 37 | 193 | - |
| Aulds Family Limited Partnership #1 | Strawn, MT | 37 | 66 | - |
| Sportsman Lodge and RV Park | Melrose, MT | 37 | 60 | - |
| Seven Acres | Ronan, MT | 37 | 141 | - |
| Raymond Border Station | Billings, MT | 37 | 127 | - |
| Lasalle RV Park | Columbia Falls, MT | 37 | 75 | - |
| Grizzly Disposal & Recycling | Missoula, MT | 37 | 204 | - |
| 2 Bar Lazy H Campground | Silver Bow, MT | 37 | 182 | - |
| Lone View Ridge Water System | Big Sky, MT | 37 | 7 | - |
| Branco Court | Missoula, MT | 37 | 186 | - |
| Bagnell Dental Clinic | Missoula, MT | 37 | 0 | - |