Water Quality in COLUMBIA, Maryland
2 water systems serve this city, providing water to 286,458 people.
Water Systems Serving COLUMBIA
Common Contaminants in COLUMBIA Water
Contaminant 500012 violations
Arsenic8 violations
Contaminant 70004 violations
Contaminant 80003 violations
Total Trihalomethanes (TTHMs)2 violations
Haloacetic Acids (HAA5)2 violations