Drinking Water Systems in PORT GRAHAM, Alaska

1 water system are reported for this city, with a combined service population of 180. The systems have 14 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving PORT GRAHAM

EPA Contaminant Categories in Historical Violation Records

Surface Water Treatment Rule139 records
Interim Enhanced Surface Water Treatment Rule39 records
Coliform (TCR)33 records
Chlorine14 records
Consumer Confidence Rule8 records
Total Trihalomethanes (TTHMs)6 records
Haloacetic Acids (HAA5)6 records
Nitrate5 records
1,1,1-Trichloroethane5 records
Tetrachloroethylene5 records

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