Drinking Water Systems in Rosalia, Washington
2 water systems are reported for this city, with a combined service population of 1,046. The systems have 2 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving Rosalia
ROSALIA TOWN OF
831 served55 historical records1 recent
B
MALDEN WATER DEPT
215 served30 historical records1 recent
B
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)16 records
Consumer Confidence Rule6 records
Nitrate5 records
Vinyl Chloride2 records
o-Dichlorobenzene2 records
trans-1,2-Dichloroethylene2 records
Tetrachloroethylene2 records
CHLOROBENZENE2 records
Benzene2 records
Tetrachloroethylene (PCE)2 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.