Sidney, Montana Water Violations

11 water systems serve Sidney, Montana, providing drinking water to an estimated 5,920 people. These systems have 29 health-based violations on record, meaning contaminant levels exceeded EPA maximum contaminant levels (MCLs) or required treatment standards were not met.

Select a water system below to see its full violation history, lead and copper testing results, and compliance status.

Water SystemPopulation ServedSourceViolationsHealth-Based
Richland Co Valley View Wua 85 Groundwater 57 25
Rau School District No 21 80 Groundwater 137 3
Sidney Gymnastics Club 25 Groundwater 38 1
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
Dry Redwater Regional Water Authority 365 Groundwater Purchased 6 0
Sidney City of 5,000 Groundwater 1 0