A major new phase of DC Water’s long-running Clean Rivers Project is officially underway. ... The $819 million Potomac River Tunnel contract — the largest ever awarded by DC Water — is being ...

"Hazel," a 380-ton tunnel boring machine, is racing against the clock to address Alexandria's most glaring pollution problem: the millions of gallons of sewage it pumps into the river every year.

The Potomac River Tunnel will intercept millions of gallons of runoff each year. ... noted she has helped secure around $300 million in federal funding for the broader Clean Rivers Project since 2003.

Alexandria's RiverRenew Tunnel Project, years in the making, aims to clean up the Potomac River and handle sewage water when it rains in the city.

Wone said the Potomac River Tunnel project is currently in procurement. DC Water expects construction of the tunnel to begin in early 2024. “The project is seven years,” Wone said.

The tunnel system will capture millions of gallons of sewage mixed with rainwater for treatment at AlexRenew and the cleaned water will be returned to the Potomac River.

Starting Monday, June 17,DC Water will close Ohio Drive, SW for approximately six years for the Potomac River Tunnel Project. During this time, Ohio Drive, SW, between Independence Avenue, SW, and ...

While sewers had overflowed up to 80 times a year into the Anacasotia River, which flows into the Potomac, the D.C. Water sewer project is set to prevent 98% of overflows. The project will wrap up ...

For the time being, DC Water appears to be committed to its original plan, which demands the completion of a two-mile sewer tunnel under the Potomac River by 2025, a deadline imposed by city lawmakers ...

Meanwhile, DC Water’s Anacostia River Tunnel Project—a massive underground network designed to intercept sewage and stormwater—has already captured 168 million gallons of contaminated runoff ...

PITTSBURGH (KDKA) — The multi-billion dollar construction project to clean up the rivers in southwestern Pennsylvania is on the horizon. It's the largest public works project in the history of ...