Washington DC Water Utilities
Comprehensive directory of 4 water utilities serving 0.7 million people across Washington DC. View quality reports, EPA violations, and contact information.
All Water Utilities in Washington DC
D.C. WATER AND SEWER AUTHORITY
JOINT BASE ANACOSTIA - BOLLING
NAVAL STATION WASHINGTON - WNY
WASHINGTON AQUEDUCT DIVISION.
Water operators in Washington DC
If you run a water utility in Washington DC, you're subject to the EPA CCR Rule (40 CFR 141.151) enforced by the state drinking-water program. The 2027 revised rule adds direct-URL delivery requirements effective January 1, 2027, with the first compliant report due July 1, 2027. See our 2027 CCR Rule summary for requirements that apply to your utility.
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