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.

Clean Rivers
Ensuring safety on Canal Road NW
Clean Rivers
Separation Projects
Clean Rivers
Storing overflows from CSO 049
Clean Rivers
Green Technologies for the District
Clean Rivers
Sewer Separation Planned In Georgetown
Clean Rivers
Innovative Contracting for Clean Rivers Construction
Clean Rivers
Major Tunnel Relief Structure Completed
Clean Rivers
Award Winning Project Completed on Time and Under Budget
Clean Rivers
Communication Brings About Coordinated Project with DDOT
Clean Rivers
New System in Place Under M Street SE to Deliver Flows to Tunnel
Clean Rivers
Cleared a Path for Tunnel Construction by Relocating Utilities
Clean Rivers
New Diversion Chambers Divert Flows to Blue Plains Tunnel
Clean Rivers
Construction Completed for a Major Component of Clean River's First Phase
Clean Rivers
First Clean Rivers Project in the Potomac Sewershed Completed
Clean Rivers
New Sewage Pumping Station Complete at Poplar Point
Clean Rivers
First Phase of Clean Rivers Completed
Clean Rivers
Largest Component of Clean Rivers is Designed and Ready for Construction
Clean Rivers
CSO Relief for Potomac River
Clean Rivers
Flood Relief System Online in Bloomingdale and LeDroit Park

Upcoming Meeting

Board of Directors Meeting

April 24, 2023

Monday 9:00 AM

Announcement

Section of Tunnel Boring Machine Mary being prepared for excavation to begin
Media Advisory: DC Water to Hold Ceremonial Blessing for Tunnel Boring Machine "Mary," Signaling Start of Digging for Potomac River Tunnel Project

DC Water CEO and General Manager David L. Gadis will be joined by DC Mayor Muriel Bowser, DC Water Board Chair Dr. Unique N. Morris-Hughes, and other District leaders, for the ceremonial blessing of "Mary," the massive tunnel boring machine (TBM) that will soon begin her underground journey to build part of the Potomac River Tunnel. The event, November 3, marks a major milestone on the project which will dramatically reduce combined sewer overflows and improve water quality in the District.

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
November 6, 2025
Thursday, 9:30 AM

Upcoming Events

Customer Service Center Announcement

Payment Plan Incentive: provides a credit back of 40% of the last 3 payments made and in the new fiscal year 50% will be credited. Eligible participants are residential customers who have had an outstanding balance for 60 days or greater and with an outstanding balance of $500 or more.