DC Water’s Piney Branch Tunnel Project is moving ahead with construction, the next phase of the Authority’s Clean Rivers initiative to improve the water quality in the Anacostia River, Potomac River, and Chesapeake Bay watershed. The project received approval from the National Park Service (NPS) following completion of the Environmental Assessment, including rigorous public review.
DC Water and its contractor continue work to stabilize the roadway on Suitland Parkway SE between Firth Sterling Ave and Stanton Rd where a 54-inch stormwater main failed last night, creating a sinkhole. One outbound lane remains closed and is expected to impact the evening rush hour. Motorists are encouraged to seek alternate routes and avoid this area.
This notice provides important information about mobilizing the Potomac River Tunnel (PRT) construction site at the Capital Crescent Trail in Georgetown. Beginning on or about the week of March 10, 2025, DC Water’s contractors will start setting the site up for the first construction phase.
DC Water is investigating a sinkhole involving the failure of a 54-inch stormwater main on Suitland Parkway in Southeast DC. For safety reasons, one outbound lane of Suitland Parkway between Firth Sterling Ave and Stanton Rd SE is closed. Inbound traffic on Suitland Parkway is unaffected. Drivers may want to consider alternate routes.
Don’t let another dollar go down the drain. DC Water is launching a new program to help eligible customers find leaks and fix them for free. Our new Residential Leak Assessment and Repair Assistance program could also be a big money saver if leaks are driving up the cost of your water service.
DC CLEAN RIVERS - POTOMAC RIVER TUNNEL PROJECT
Beginning the week of February 24, DC Water will implement temporary traffic changes, sidewalk closures, and parking restrictions in the 2900 block of K Street Northwest to locate and mark underground utilities for the Potomac River Tunnel (PRT) Project.
The DC Water Stakeholder Alliance, a community advisory group, is coming together for a new term, with a new sense of urgency and a new slate of members to help address major issues impacting the Authority and our community. The panel includes individual District residents, elected officials, community organizations and business leaders with an array of expertise and interests.
Remaining lane closures to continue 22nd St NW from Massachusetts Ave to P St and Florida Ave NW
Repairs are progressing on a nine-foot sewer tunnel that has closed a section of 22nd St NW since early July, allowing DC Water and its contractor to reopen one northbound lane of this key corridor to vehicular traffic. Emergency repairs are expected to continue for another six months.
Helicopters used to drop off workers and drilling equipment mid-river
It’s not every day you see a helicopter carry a 14-ton drill rig and workers dangling mid-air over the Potomac River but if you are around Great Falls you might catch a glimpse this week. Today, DC Water began drilling for rock core samples to evaluate options for rehabilitating a sewer line across the Potomac.
DC CLEAN RIVERS - POTOMAC RIVER TUNNEL PROJECT
DC Water will begin mobilizing a construction site at Rock Creek and Potomac Parkway NW impacting pedestrian and vehicle traffic. The site setup, part of the Authority's Potomac River Tunnel Project, will require temporary lane closures and restrict access to a section of Rock Creek Trail.
