Water Quality in ROCK ISLAND, Illinois
2 water systems serve this city, providing water to 46,818 people.
Water Systems Serving ROCK ISLAND
Common Contaminants in ROCK ISLAND Water
Contaminant 50005 violations
Contaminant 20204 violations
Contaminant 70003 violations
Total Trihalomethanes (TTHMs)2 violations
Haloacetic Acids (HAA5)2 violations
Nitrate2 violations
Contaminant 20051 violation
Contaminant 20101 violation
Contaminant 20151 violation
Contaminant 20311 violation