Drinking Water Systems in Quincy, Washington

12 water systems are reported for this city, with a combined service population of 16,708. The systems have 132 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving Quincy

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)84 records
Nitrate34 records
Consumer Confidence Rule30 records
Benzene21 records
Pentachlorophenol16 records
2,4,5-TP13 records
Dinoseb13 records
Diquat13 records
Dalapon13 records
Picloram13 records

Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.