Reservoir was located in Central Park and built-in 1862, renamed in 1994 in honour of Jacqueline Kennedy Onassis. 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 and holds over 1,000,000,000 US gallons of water.