The Shandaken Tunnel is an
aqueduct in Eastern
New York State, part of the
New York City water supply system. It was constructed between 1916 and 1924.
The tunnel starts in
Gilboa, New York
Gilboa is a town in Schoharie County, New York, United States. The population was 1,215 at the 2000 census.
The Town of Gilboa is in the southern part of the county and is southwest of Albany.
History
The town was first settled around 1760 ...
at the
Schoharie Reservoir, which is in the counties of
Schoharie,
Delaware, and
Greene. The water flows south towards the
Esopus Creek in
Ulster County. It finally empties into a man-made pool in
Allaben, New York, within the
Town of Shandaken, and enters Esopus Creek there.
The tunnel is over 18 miles (29 km) in length, and carries water through Greene County and Ulster County. Water flows through the tunnel by gravity; it slopes at a rate of . It is high, and wide. There are seven shafts along the tunnel, serving to aerate the water and provide an outlet for dissolved impurities to escape as gasses.
References
External links
video of a reservoir and the Shandaken Tunnel, 1920s
Water tunnels in the United States
Tunnels in New York (state)
Water infrastructure of New York City
Catskill/Delaware watersheds
Transportation buildings and structures in Ulster County, New York
Transportation buildings and structures in Greene County, New York
Tunnels completed in 1924
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