Drinking Water Systems in OKANOGAN, Washington
3 water systems are reported for this city, with a combined service population of 4,552. The systems have 2 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving OKANOGAN
OKANOGAN WATER DEPARTMENT CITY OF
3,817 served76 historical records2 recent
B
M J TRAILER RANCH
100 served40 historical records
A
DUCK LAKE WATER ASSOCIATION
635 served50 historical records
A
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)22 records
Vinyl Chloride5 records
o-Dichlorobenzene5 records
Vinyl chloride5 records
1,1-Dichloroethylene5 records
1,2-Dichloroethane5 records
1,1,1-Trichloroethane5 records
Chloramine5 records
1,1,2-Trichloroethane5 records
Tetrachloroethylene5 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.