Water Quality: Washington, DC

4 water systems • 667,325 people served

Multiple Health Violations
110
Total Violations
22
Health-Based Violations
4
Water Systems
667,325
Population Served

Water Quality Summary

Washington has 22 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Bromate, Disinfection Byproducts, E. coli, Fecal Coliform, TTHM. In total, 110 violations are on record for 4 water systems serving 667,325 people.

Contaminants Found

Bromate
Disinfection Byproducts
E. coli
Fecal Coliform
TTHM

Water Systems Serving Washington

System Name PWSID Source Population Violations
D.C. WATER AND SEWER AUTHORITY DC0000002 Surface Water 632,323 22
JOINT BASE ANACOSTIA - BOLLING DC0000004 Surface Water 19,312 63
NAVAL STATION WASHINGTON - WNY DC0000003 Surface Water 15,690 24
WASHINGTON AQUEDUCT DIVISION. DC0000001 Surface Water 0 1

Concerned About Your Water?

A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.

Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.

Data Sources

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.

Verify at epa.govSearch ECHO for DC