Drinking Water Systems in ALTON, Illinois
4 water systems are reported for this city, with a combined service population of 54,925. The systems have 3 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving ALTON
ENCHANTED VILLAGE
720 served1 historical record
A
OAK GROVE MHP - MADISON COUNTY
138 served0 historical records
A
FOSTERBURG PWD
7,940 served6 historical records3 recent
C
IL AMERICAN-ALTON
46,127 served3 historical records
A
EPA Contaminant Categories in Historical Violation Records
Haloacetic Acids (HAA5)2 records
Total Trihalomethanes (TTHMs)2 records
Chloramine1 record
Gross Alpha1 record
Coliform (TCR)1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.