The Reservoir. The Central Park Reservoir – now officially named the Jaqueline Kennedy Onassis Reservoir – is located between 86th and 96th and covers a full one eight of the park’s surface. The 106-acre water body is 40 feet deep and holds over a billion gallons of water.
It is located in the Park between 86th & 96th, it is 106 acres, 40 feet deep, has over 1 billion gallons of water and has a mile & a half running path around it. At the time of its construction back in 1858, it was actually the world's largest man made body of water, but it no longer distributes NYC's water supply.
The main reservoir in Central Park, located in Manhattan near her apartment, was renamed in her honor as the Jacqueline Kennedy Onassis Reservoir.
Sep 13, 2014 · Jacqueline Kennedy Onassis Reservoir is a Community Park in New York. Plan your road trip to Jacqueline Kennedy Onassis Reservoir in NY with Roadtrippers. Mapbox
The Jacqueline Kennedy Onassis Reservoir, also known as Central Park Reservoir, is a decommissioned reservoir in Central Park in the borough of Manhattan, New York City, stretching from 86th to 96th Streets. It covers 106 acres (43 ha) and holds over 1,000,000,000 US gallons (3,800,000 m 3) of water. 
Don’t miss your chance to run or walk around this 1.58-mile track, which draws a slew of joggers in the warmer months. The 106-acre body of water no longer distributes drinking water to residents, but serves as a gorgeous reflecting pool for the surrounding skyline and flowering trees.
Jacqueline Kennedy Onassis Reservoir Running Path. Explore this 1.7-mile loop trail near New York City, New York. Generally considered an easy route, it takes an average of 31 min to complete. This is a very popular area for birding, running, and walking, so you'll likely encounter other people while exploring.