We found 7 public water systems in Carter county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Ekalaka Town Of | Ekalaka | 400 | 0 | 19 |
| Trails End Ranch | Ekalaka | 208 | 0 | 18 |
| B And Js Convenience Store | Alzada | 32 | 0 | 0 |
| Stoneville Saloon | Alzada | 31 | 0 | 0 |
| Medicine Rocks State Park | Miles City | 25 | 0 | 0 |
| Alzada School | County of Carter | 22 | 0 | 0 |
| Wagon Wheel | Alzada | 0 | 0 | 0 |