Drinking Water Systems in SHANNON, Illinois
1 water system are reported for this city, with a combined service population of 801. The systems have 1 EPA violation record in the five-year period ending June 30, 2026.
Water Systems Serving SHANNON
EPA Contaminant Categories in Historical Violation Records
Radium-22610 records
Nitrate5 records
Gross Alpha3 records
Coliform (TCR)2 records
Barium2 records
Lead and Copper Rule2 records
Chlorine1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.