Water Quality in WASHINGTON, District of Columbia
4
Water Systems
667,325
People Served
1
Grade A-B
70
Recent Violations
3
Health Alerts
Water Systems Serving WASHINGTON
Common Contaminants in WASHINGTON Water
Contaminant 800024 violations
Contaminant 020020 violations
Contaminant 500019 violations
Contaminant 700016 violations
Contaminant 75007 violations
Total Trihalomethanes (TTHMs)7 violations
Contaminant 03004 violations
Contaminant 08004 violations
Nitrate4 violations
Haloacetic Acids (HAA5)3 violations