Richland County, Montana
15 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Richland Co Valley View Wua | 85 | Groundwater | 57 | 25 |
| Rau School District No 21 | 80 | Groundwater | 137 | 3 |
| Fairview Town of | 1,000 | Groundwater | 13 | 2 |
| Valley Fuel and Supply | 75 | Groundwater | 9 | 2 |
| Savage Public School | 114 | Groundwater | 74 | 1 |
| Sidney Gymnastics Club | 25 | Groundwater | 38 | 1 |
| Redwood Park Work Camp Phase 1 | 150 | Groundwater | 6 | 1 |
| Lambert Sewer and Water Assn | 150 | Groundwater | 53 | 0 |
| Reynolds Market Sidney | 25 | Groundwater Purchased | 47 | 0 |
| Central Water Conditioning | 50 | Groundwater Purchased | 33 | 0 |
| Sidney Richland County Airport Unapprove | 115 | Groundwater | 18 | 0 |
| Mount Pleasant Estates | 45 | Groundwater | 17 | 0 |
| Cattlemen's Cafe | 100 | Groundwater | 9 | 0 |
| Four Seasons Trailer Court | 30 | Groundwater | 7 | 0 |
| Sidney City of | 5,000 | Groundwater | 1 | 0 |