Drinking Water Systems in ZWOLLE, Louisiana

5 water systems are reported for this city, with a combined service population of 11,862. The systems have 58 EPA violation records in the five-year period ending June 30, 2026.

Water Systems Serving ZWOLLE

EPA Contaminant Categories in Historical Violation Records

Total Trihalomethanes (TTHMs)53 records
Public Notice14 records
Groundwater Rule13 records
Coliform (TCR)13 records
Surface Water Treatment Rule13 records
Haloacetic Acids (HAA5)12 records
Consumer Confidence Rule2 records
Revised Total Coliform Rule1 record
Lead and Copper Rule1 record

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