New York City Water Tunnel No. 3 is a water-supply tunnel forming part of the New York City water supply system. It is being built by the New York City Department of Environmental Protection (NYCDEP) to provide New York City with a third connection to its upstate water supply.

New York City's water system consists of aqueducts, distribution pipes, reservoirs, and water tunnels that channel drinking water to residents and visitors. A comprehensive raised-relief map of the system is on display at the Queens Museum of Art .

Jul 23, 2024 · New tunnel will run approximately 500 feet below ground and improve flexibility between vital water-supply facilities that serve more than 9 million people in New York City and Westchester County; Project is among more than $3 billion in DEP capital commitments throughout Westchester County alone that will improve nation’s largest municipal ...

The shafts will connect the surrounding communities to City Tunnel No. 3, a 60-mile water delivery system that the city has been building since 1970. They will also allow the city to shut down and repair City Tunnel No. 2 for the first time in 85 years.

On October 16, Mayor Bloomberg announced the completion and activation of City Water Tunnel No. 3, the largest capital construction project in the City’s history. This crucial addition to the City’s infrastructure will provide clean drinking water to the City’s boroughs, reducing reliance on Water Tunnels Nos. 1 and 2, which were built in ...

Mar 25, 2021 · The Delaware Aqueduct Bypass Tunnel is the largest repair project in the 179-year history of New York City’s water supply system. The centerpiece of this $1 billion project is a 2.5-mile-long bypass tunnel that DEP built 600 feet under the …

NEW YORK CITY WATER TUNNELS DISTRIBUTION AREAS City Tunnel 3 Stage 1 Manhattan Section STATEN ISLAND BRONX East River QUEENS ... Groundwater distribution area Brooklyn Staten Island New York Bay . Title: Map of New York City's Water Supply System Author: NYC DEP Subject: Map of reservoirs, aqueducts, watersheds. Keywords:

Nov 12, 2019 · Roosevelt Island’s critical role in supplying New York City is not well-known, but Water Tunnel #3 is key to the futures of Brooklyn and Queens. It’s the largest capital construction project in City history, and Roosevelt Island ‘s smack in the middle.

Sep 30, 2024 · New York City is set to shut down a key aqueduct providing nearly half the city's water supply this winter. The shutdown is part of a $2 billion project aimed at addressing significant leaks...

Oct 19, 2013 · The city has finally completed work on a water tunnel designed to provide some redundancy to Manhattan’s lifeline. The tunnel runs 500 feet below the surface and is 12 feet in diameter.