Starting the week of July 13, 2026, people who live, work or travel near the Canal Road NW entrance to Georgetown University may hear controlled blasting. This work is part of our Potomac River Tunnel Project.

When blasting happens, neighbors may hear a brief noise or feel light shaking. Drivers, cyclists, and pedestrians on Canal Road NW may also be stopped for a few minutes while we safely complete each blast.

We need to blast underground to dig a deep shaft at the northern end of the 5.5-mile tunnel system. The shaft will help connect the new tunnel to the sewer system we already have.

Two ...

DC Water will continue daily Potomac River water quality testing through July 31. The testing is part of ongoing monitoring after the January 19 collapse of a section of the Potomac Interceptor, a major sewer line. Testing had been expected to move to weekly after the July 4 holiday period.

Customers, residents, and river users will continue to receive daily testing results while the Maryland Department of the Environment (MDE) and DC Water finalize an updated enviromental rehabilitation plan. Results over the past few months show the Potomac River is back within its normal range, with typical ...

As the District gets ready for Independence Day celebrations and America's 250th events, DC Water is taking steps to keep everyone safe and make sure that water and wastewater service runs smoothly over the holiday.

This year’s preparations come as the region faces an extreme heat wave. These conditions with the potential for record breaking temperatures across the region can pose health risks and additional difficulties for our workers and customers. To help ease the added strain on residents, DC Water has temporarily paused customer disconnections during this time. This reflects our ...