Drinking Water Systems in ST HELENS, Oregon
6 water systems are reported for this city, with a combined service population of 18,152. The systems have 100 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving ST HELENS
CROWN MOBILE HOME PARK
42 served118 historical records7 recent
D
MCNULTY WATER PUD
2,500 served130 historical records13 recent
C
WARREN WATER ASSOCIATION
2,050 served19 historical records3 recent
C
DEER ISLAND WATERWORKS
90 served167 historical records48 recent
D
DEER ISLAND HEIGHTS WS
60 served288 historical records23 recent
D
ST HELENS, CITY OF
13,410 served32 historical records6 recent
C
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)109 records
Lead and Copper Rule76 records
Consumer Confidence Rule33 records
Revised Total Coliform Rule26 records
Nitrate23 records
Benzene14 records
Arsenic14 records
1,2-Dichloroethane10 records
Methoxychlor9 records
Dalapon9 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.