Drinking Water Systems in DuPont, Washington

1 water system are reported for this city, with a combined service population of 13,141. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.

Water Systems Serving DuPont

EPA Contaminant Categories in Historical Violation Records

Consumer Confidence Rule1 record
Gross Alpha1 record
Coliform (TCR)1 record
Lead and Copper Rule1 record

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