Drinking Water Systems in OREGON, Illinois
1 water system are reported for this city, with a combined service population of 3,449. The systems have 6 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving OREGON
EPA Contaminant Categories in Historical Violation Records
LEAD AND COPPER RULE REVISIONS2 records
Radium-2262 records
Total Trihalomethanes (TTHMs)1 record
Coliform (TCR)1 record
Gross Alpha1 record
Haloacetic Acids (HAA5)1 record
Consumer Confidence Rule1 record
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.