Drinking Water Systems in NANWALEK, Alaska
1 water system are reported for this city, with a combined service population of 281. The systems have 215 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving NANWALEK
EPA Contaminant Categories in Historical Violation Records
Surface Water Treatment Rule202 records
Coliform (TCR)97 records
Interim Enhanced Surface Water Treatment Rule94 records
Chlorine63 records
Revised Total Coliform Rule49 records
Nitrate13 records
Consumer Confidence Rule11 records
1,1-Dichloroethylene10 records
Chloramine10 records
Carbon tetrachloride9 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.