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 |
|---|---|---|---|---|
| Mountain Family Fellowship | Helena, MT | 156 | 116 | - |
| Quinns Hot Springs Resort | Paradise, MT | 155 | 93 | - |
| Campground St Regis | St Regis, MT | 155 | 25 | - |
| Churchill North Subdivision | Manhattan, MT | 155 | 114 | - |
| East Evergreen Mobile Manor | Kalispell, MT | 155 | 7 | - |
| Lincoln Ranger Station | Lincoln, MT | 155 | 55 | - |
| Macs Market | Libby, MT | 154 | 38 | - |
| Canyon Store | Wolf Creek, MT | 154 | 30 | - |
| Backyard Tap House | Florence, MT | 154 | 3 | - |
| Bucks T4 | Big Sky, MT | 153 | 131 | - |
| Lake Five Resort Inc | West Glacier, MT | 152 | 37 | - |
| St Charles School | Ashland, MT | 152 | 1,793 | - |
| Joes in and Out | Malta, MT | 152 | 79 | - |
| Frenchtown Community Church | Frenchtown, MT | 152 | 26 | - |
| Spirit of Christ Mission | Florence, MT | 152 | 116 | - |
| Red Creek Water Inc | West Jordan, MT | 152 | 15 | - |
| Cornerstone Church | Lolo, MT | 152 | 12 | - |
| Camp Tuffit LLC | Proctor, MT | 151 | 27 | - |
| Ruby Valley Campground | Alder, MT | 151 | 63 | - |
| Heritage Baptist Church | Great Falls, MT | 151 | 109 | - |
| Rockin Tj Ranch | Bozeman, MT | 151 | 128 | - |
| Lambert Sewer and Water Assn | Lambert, MT | 150 | 519 | - |
| Martinsdale Colony | Martinsdale, MT | 150 | 37 | - |
| Carter Chouteau Co Water Dist | Carter, MT | 150 | 549 | - |
| Angel Island Subdivision | Troy, MT | 150 | 17 | - |
| Hobson School | Hobson, MT | 150 | 416 | - |
| Glendale Colony | Cut Bank, MT | 150 | 12 | - |
| Meadowland HOA | Columbia Falls, MT | 150 | 39 | - |
| Camp on the Boulder | McLeod, MT | 150 | 213 | - |
| Springvale Subdivision | Belgrade, MT | 150 | 107 | - |
| Mountain View Mb Hm Pk | Melville, MT | 150 | 465 | - |
| Teton Pass Ski Area Inc | Choteau, MT | 150 | 137 | - |
| Red Lodge Mtn Midway Lodge | Red Lodge, MT | 150 | 21 | - |
| Anaconda Country Club | Anaconda, MT | 150 | 51 | - |
| Youth With a Mission | Lakeside, MT | 150 | 63 | - |
| Arlee Elementary School | Arlee, MT | 150 | 235 | - |
| Potomac Greenough Community Center | Bonner, MT | 150 | 801 | - |
| Applied Materials | Kalispell, MT | 150 | 57 | - |
| Town Pump Stevensville Ll 1 | Butte, MT | 150 | 1 | - |
| Hamilton Golf Club Snack Shop | Hamilton, MT | 150 | 77 | - |
| Garden Center Subdivision Owners Assoc | Belgrade, MT | 150 | 475 | - |
| Stock Farm The | Hamilton, MT | 150 | 54 | - |
| Red Mountain Campground | Missoula, MT | 150 | 31 | - |
| Rockin J Inc | Billings, MT | 150 | 111 | - |
| Saddleback Ridge Estates | Laurel, MT | 150 | 46 | - |
| Trailhead Christian Fellowship Church | Townsend, MT | 150 | 13 | - |
| Gosi Enterprises LLC | Missoula, MT | 150 | 11 | - |
| Horizon Colony | Cut Bank, MT | 150 | 28 | - |
| Cobblestone Subdivision | Belgrade, MT | 150 | 15 | - |
| Glacier Under Canvas | Belgrade, MT | 150 | 6 | - |