Toole County, Montana
17 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Oilmont County Water District | 300 | Groundwater | 142 | 11 |
| Marias Valley Golf and Country Club | 105 | Groundwater | 12 | 3 |
| Devon Water Inc | 75 | Groundwater Purchased | 76 | 2 |
| Sweetgrass Water Users Assn | 100 | Surface Water Purchased | 43 | 2 |
| Camrose Colony | 95 | Surface Water Purchased | 8 | 2 |
| Ncmrwa North Shelby | 300 | Groundwater Purchased | 18 | 0 |
| Sunburst Town of | 459 | Groundwater | 16 | 0 |
| Kevin Town of | 290 | Groundwater | 11 | 0 |
| Shelby City of | 3,970 | Groundwater | 9 | 0 |
| Lewis and Clark Rv Park | 25 | Groundwater Purchased | 5 | 0 |
| Galata County Water District | 200 | Groundwater | 4 | 0 |
| Rimrock Colony | 124 | Groundwater | 4 | 0 |
| Ethridge County Water District | 70 | Groundwater Purchased | 4 | 0 |
| Hillside Colony Inc | 100 | Groundwater | 2 | 0 |
| Ncmrwa Shelby to Ethridge | 70 | Groundwater Purchased | 1 | 0 |
| Big Rose Colony | 75 | Groundwater Purchased | 0 | 0 |
| Albertsons Shelby No 2014 | 50 | Groundwater Purchased | 0 | 0 |