Drinking Water Systems in COPAN, Oklahoma
1 water system are reported for this city, with a combined service population of 733. The systems have 81 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving COPAN
EPA Contaminant Categories in Historical Violation Records
Total Trihalomethanes (TTHMs)21 records
Interim Enhanced Surface Water Treatment Rule17 records
Haloacetic Acids (HAA5)15 records
Surface Water Treatment Rule6 records
Public Notice6 records
CARBON, TOTAL2 records
Chlorine2 records
Revised Total Coliform Rule2 records
Lead and Copper Rule2 records
Coliform (TCR)1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.