Drinking Water Systems in Leavenworth, Washington

5 water systems are reported for this city, with a combined service population of 12,678. The systems have 21 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving Leavenworth

EPA Contaminant Categories in Historical Violation Records

Coliform (TCR)16 records
Nitrate12 records
Revised Total Coliform Rule5 records
Consumer Confidence Rule5 records
Arsenic4 records
Cadmium4 records
Fluoride4 records
Thallium4 records
Barium4 records
Chromium4 records

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