DC Water's
Projects

Our capital improvement plan is measured in the billions. That's the level of investment required to upgrade our water and sewer systems, comply with federal mandates to reduce nutrient discharges and combined sewer overflows to local rivers, and improve the efficiency of our operations. This work is occurring across the city, and using the search filters below you can see what's happening in your neighborhood.

Click to view current and planned DCWater projects by Ward or ANC.

Wastewater Treatment
ADVISORY NEIGHBORHOOD COMMISSIONS 6A AND 6C
Wastewater Treatment
Plant now exceeds more stringent EPA requirements
Wastewater Treatment
Millions of gallons of combined sewage will wind up here for treatment
Wastewater Treatment
New DEMON® process will save millions in energy

Upcoming Meeting

Board of Directors Meeting

April 24, 2023

Monday 9:00 AM

Announcement

Piney Branch
DC Water Clean Rivers initiative gains approval for construction of Piney Branch Tunnel Project

DC Water’s Piney Branch Tunnel Project is moving ahead with construction, the next phase of the Authority’s Clean Rivers

Latest Blog Post
A helicopter lowers a drill rig to workers on the Potomac River.
DC Water begins drilling in Potomac River to explore options to rehab underwater sewer line
When one of your major sewer lines runs through the Potomac River, a backhoe and trencher won't do. That's why we've got helicopters carrying a 14-ton drill and workers suspended midair over the Potomac.
Upcoming Meeting
Date
April 9, 2025
Wednesday, 9:30 AM