Drinking Water Systems in Mossyrock, Washington
4 water systems are reported for this city, with a combined service population of 2,386. The systems have 12 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving Mossyrock
Lewis Co Water Sewer Dist #6
740 served24 historical records4 recent
C
LAKEVIEW TERRACE
41 served30 historical records3 recent
C
MOSSYROCK PUBLIC UTILITY CITY OF
1,553 served34 historical records3 recent
C
Cowlitz Indian Tribal Housing
52 served5 historical records2 recent
B
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)31 records
Consumer Confidence Rule17 records
Nitrate9 records
Total Trihalomethanes (TTHMs)3 records
Haloacetic Acids (HAA5)3 records
Arsenic3 records
Gross Alpha3 records
Cadmium3 records
Fluoride3 records
Chromium3 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.