<Li> One Mile Pond </Li> <Li> Mount Prospect Reservoir </Li> <P> From the Hillview reservoir water flows by gravity through three tunnels under New York City, where water rises again to the surface under natural pressure, through a number of shafts . The three tunnels are: </P> <Ol> <Li> New York City Water Tunnel No. 1, completed in 1917 . It runs from the Hillview Reservoir under the central Bronx, Harlem River, West Side, Midtown, and Lower East Side of Manhattan, and under the East River to Brooklyn where it connects to Tunnel 2 . It is expected to undergo extensive repairs upon completion of Tunnel No. 3, in 2020 . </Li> <Li> New York City Water Tunnel No. 2, completed in 1935 . It runs from the Hillview Reservoir under the central Bronx, East River, and western Queens to Brooklyn, where it connects to Tunnel 1 and the Richmond Tunnel to Staten Island . When completed, it was the longest large diameter water tunnel in the world . </Li> <Li> The uncompleted New York City Water Tunnel No. 3, the largest capital construction project in New York City's history (see below). </Li> </Ol>

Where does the bronx get its drinking water from