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 |
|---|---|---|---|---|
| Centerville School | Sand Coulee, MT | 292 | 140 | - |
| Canyon Ferry Road Baptist Church | East Helena, MT | 292 | 111 | - |
| Kevin Town Of | Kevin, MT | 290 | 264 | - |
| Anaconda Ccc | Anaconda, MT | 290 | 78 | - |
| X Overland Ranch | Belgrade, MT | 288 | 49 | - |
| Thorpe Commercial Center North | Bozeman, MT | 288 | 4 | - |
| Great Falls KOA Kampground | Great Falls, MT | 287 | 564 | - |
| Pipestone RV Park | Whitehall, MT | 286 | 2 | - |
| Quality Inn | Belgrade, MT | 282 | 191 | - |
| Troy Ranger Station | Troy, MT | 282 | 38 | - |
| Highwood County Water and Sewer District | Highwood, MT | 280 | 920 | - |
| Smith Valley School Lower | Kalispell, MT | 280 | 16 | - |
| Lone Rock School District No 13 | Stevensville, MT | 280 | 143 | - |
| Ap Williams | Kalispell, MT | 280 | 44 | - |
| Ridgewood Terrace MHP | Lincoln, MT | 280 | 20 | - |
| Murdochs Ranch Supply Bozeman | Bozeman, MT | 280 | 625 | - |
| Lima Town Of | Lima, MT | 279 | 176 | - |
| Big Sky School District No 72 | Big Sky, MT | 275 | 1,042 | - |
| Rocky Mountain HI RV Park | Kalispell, MT | 275 | 87 | - |
| Trapper Creek Job Corps | Darby, MT | 275 | 233 | - |
| Great Falls RV Park | Great Falls, MT | 274 | 0 | - |
| Winifred Town Of | Winifred, MT | 274 | 438 | - |
| Kountry Korner Cafe | Bozeman, MT | 274 | 142 | - |
| Bowers Market Corvallis | Corvallis, MT | 274 | 43 | - |
| Farm to Market Store | Libby, MT | 274 | 75 | - |
| Heritage Christian School | Bozeman, MT | 272 | 457 | - |
| Ryegate Town Of | Ryegate, MT | 270 | 1,301 | - |
| Jefferson School District No 1 | Glendive, MT | 270 | 308 | - |
| Alpine Pacific Utilities | Somers, MT | 270 | 104 | - |
| Larchmont Golf Course | Missoula, MT | 268 | 18 | - |
| Amsterdam Village Lots 11 & 12 HOA | Manhattan, MT | 268 | 0 | - |
| Korner Klub | Bozeman, MT | 264 | 372 | - |
| Taco Johns Reserve | Belgrade, MT | 264 | 24 | - |
| Thorpe Commercial Center South | Bozeman, MT | 264 | 0 | - |
| Fairmont RV Resort | Anaconda, MT | 263 | 96 | - |
| Hysham Town Of | Hysham, MT | 262 | 752 | - |
| Glacier Ridge HOA & Water Association | Kalispell, MT | 262 | 40 | - |
| Forlorn Hope LLC | Frenchtown, MT | 262 | 59 | - |
| Chief Plenty Coups Museum | Billings, MT | 262 | 62 | - |
| Geraldine Town Of | Geraldine, MT | 260 | 74 | - |
| Forest Park Tr CT No 1 Bozeman | Eagle, MT | 260 | 288 | - |
| Country Lake Homes Whitefish | Kalispell, MT | 260 | 41 | - |
| H E Robinson Vo Ag Center | Kalispell, MT | 260 | 195 | - |
| Blacktail Mountain Ski Area | Lakeside, MT | 260 | 27 | - |
| Montana Precision Products | Butte, MT | 260 | 111 | - |
| Fairfield Mennonite Church | Fairfield, MT | 260 | 18 | - |
| Gardiner Business Park | Gardiner, MT | 260 | 13 | - |
| Katoonah Lodges | Missoula, MT | 258 | 29 | - |
| North American RV Park | Coram, MT | 257 | 105 | - |
| Parkers | Drummond, MT | 256 | 91 | - |