Drinking Water Systems in Elko, Connecticut
1 water system are reported for this city, with a combined service population of 40. The systems have 17 EPA violation records in the five-year period ending June 30, 2026.
Water Systems Serving Elko
EPA Contaminant Categories in Historical Violation Records
Coliform (TCR)36 records
Arsenic23 records
Revised Total Coliform Rule23 records
Consumer Confidence Rule12 records
Nitrate11 records
Public Notice7 records
Total Trihalomethanes (TTHMs)4 records
Chlorine3 records
Haloacetic Acids (HAA5)3 records
Groundwater Rule3 records
Category counts aggregate historical compliance records across listed systems. They do not show current concentrations or household test results.