Drinking Water Systems in GRISWOLD, Iowa
1 water system are reported for this city, with a combined service population of 1,008. The systems have 4 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving GRISWOLD
EPA Contaminant Categories in Historical Violation Records
Nitrate4 records
Haloacetic Acids (HAA5)3 records
Total Trihalomethanes (TTHMs)2 records
Coliform (TCR)1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.