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DC Water begins drilling in Potomac River to explore options to rehab underwater sewer line
The Critical Need for a More Resilient Water Source and Protecting the One We Have
Latest From 'X (Formerly Twitter)'
Soggy day, we are still replacing old service lines! Out with the lead, in with the copper. Keep up with…https://t.co/MIvjtzQzfV
Latest News
MEDIA ADVISORY: DC Water to Launch Pure Water DC, a Major Initiative to Develop a Second Source of Drinking Water
Panel discussion to bring together key partners on the path forward
On November 19, DC Water will launch an ambitious effort – Pure Water DC – to reduce the District’s reliance on the Potomac River as its only water source. We’ll be hosting an event to outline our vision and strategy for resilience and host an expert panel to address one of the most critical challenges facing the nation’s capital.
TRAFFIC ADVISORY: Water Street NW at Georgetown Waterfront Park — Travel Lane and Sidewalk Closures
DC CLEAN RIVERS – POTOMAC RIVER TUNNEL PROJECT
Beginning on or about November 12, 2025, DC Water will begin preparing for construction on the Potomac River Tunnel on the 3300 block of Water Street NW, beneath the Whitehurst Freeway.
Weekend Trail and Lane Closure for Ongoing Repair to Rock Creek Sewer Line
Construction Nov 7-10, 14-17; Additional Weekend Closures Will Also Be Necessary
For the next two weekends, beginning Friday evening and continuing through early Monday, November 7-10 and 14-17, a section of the Rock Creek Multi-use Trail near Rose Park—between P Street NW and Pennsylvania Avenue NW— will be temporarily closed for construction. One sounthbound lane of Rock Creek and Potomac Parkway will also be closed, impacting traffic. This closure is part of ongoing high-priorty repairs to the Rock Creek Main Interceptor (RCMI), a major sewer line which transports more than 100 million gallons of wastewater each day.
DC Water Blesses Tunnel Boring Machine “Mary,” Launching Her Historic Underground Journey for Potomac River Tunnel Project
Today, DC Water celebrated a major milestone in the Potomac River Tunnel Project with the ceremonial blessing of Mary, the tunnel boring machine (TBM) that will dig the northern leg of the tunnel. The ...
