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New York City Water Supply System

New York City's water supply system includes the following reservoirs: Cannonsville, Pepacton, Schoharie, Ashokan, Neversink, Rondout, and a number of reservoirs in the Croton Reservoir System. The map below shows the entire system. For more information please see:

www.nyc.gov/html/dep/html/drinking_water/maplevels_wide.shtml

Map in PDF version with greater detail 1.1 MB.

The City also utilizes groundwater and owns 69 wells located in Queens, N.Y. For more information please see:

www.nyc.gov/html/dep/html/drinking_water/groundwater.shtml

Go to DEC's groundwater page for more information regarding groundwater.

New York City Reservoir Supply System