Drinking Water Systems in COLSTRIP, Montana
1 water system are reported for this city, with a combined service population of 2,350. The systems have 8 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving COLSTRIP
EPA Contaminant Categories in Historical Violation Records
CARBON, TOTAL6 records
Surface Water Treatment Rule4 records
Coliform (TCR)3 records
Thallium, Total2 records
Beryllium, Total2 records
Cadmium2 records
Total Trihalomethanes (TTHMs)2 records
Arsenic1 record
Nitrate1 record
Lead and Copper Rule1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.