Drivers should expect delays on Clara Barton Parkway at the Maryland – DC border on October 22 and 23, from 10 a.m. to 2 p.m. During this time, one lane will be closed to allow DC Water to safely ...

DC Water will replace a defective valve on a 30-inch water main on the outbound side of the Key Bridge tonight. The work will ...

DC Water will perform improvements to the Bryant Street Pumping Station located in northwest DC. Originally constructed in 1905, the pumping station was built to improve water flows and expand the ...

The JBAB Overflow and Diversion Structures Project, located on Joint Base Anacostia-Bolling (JBAB) military facility, included the construction of a tunnel overflow structure and diversion chamber.

The CSO 019 Overflow Structure Project, located on National Park Service property and just south of RFK Stadium, included the construction of a tunnel overflow structure. The structure controls tunnel ...

DC Water allows residents, businesses, and government agencies to discharge stormwater, groundwater, and surface water runoff from construction/dewatering projects or ...

Home FALL, 2026 CSO UPDATE FALL, 2026 CSO UPDATE ...

DC Water Welcomes the Community Underground to See the Potomac River Tunnel and Christens Tunnel Boring Machine Emily DC Water celebrated the christening of Emily today. It’s the second giant tunnel ...

The Enhanced Nitrogen Removal Facilities (ENRF) project reduces the level of nitrogen from the cleansed wastewater that DC Water discharges to the Potomac River. Nitrogen can act as a fertilizer in ...

DC Water's Small Diameter Main Replacement program focuses on maintaining and improving the reliability of the water distribution system. For more detailed information about the Small Diameter Main ...

The Main Pumping Station Diversions Project is an essential component of the Clean Rivers Project. Currently, practically every time it rains, combined sewage overflows into the Anacostia River from ...