What We Do
 

DC Water distributes drinking water and collects and treats wastewater for more than 700,000 residents and 25.95 million annual visitors in the District of Columbia. DC Water also provides wholesale wastewater treatment services for 1.8 million people in Montgomery and Prince George's counties in Maryland, and Fairfax and Loudoun counties in Virginia. We are proud to provide these vital, safe, and high-quality services to our customers while also protecting and enhancing our environment.

To distribute drinking water, DC Water operates more than 1,350 miles of pipes, four pumping stations, five reservoirs, four elevated water storage tanks, 43,860 valves and 9,500 public hydrants. To collect wastewater, DC Water operates 1,800 miles of sanitary and combined sewers, 22 flow-metering stations, and nine off-site wastewater pumping stations. To treat wastewater, DC Water operates the Blue Plains Advanced Wastewater Treatment Plant, the largest advanced wastewater treatment facility in the world.

If you're a DC Water customer and have questions about your service, please visit our online Customer Center or call Customer Service at 202-354-3600. 

Upcoming Meeting

Board of Directors Meeting

April 24, 2023

Monday 9:00 AM

Announcement

West Potomac Park Drive SW Intersection
DC Water adds new road through West Potomac Park, improving access during Potomac River Tunnel construction

(Washington, DC) – DC Water today announces the opening of West Potomac Park Drive SW, a new road constructed as part of the Potomac River Tunnel (

Latest Blog Post
Photo of Great Falls of the Potomac River with fast moving rapids going over the falls
The Critical Need for a More Resilient Water Source and Protecting the One We Have
Source Water Protection Week highlights the case for second water source.
Upcoming Meeting
Date
December 17, 2024
Time
Tuesday, 4:00 PM

Upcoming Events