# New Croton Dam The New Croton Dam is a masonry gravity dam forming the New Croton Reservoir as part of the New York City water supply system. Located near Croton-on-Hudson, New York, approximately 22 miles north of NYC, the structure spans the Croton River. Key Specifications: - Height: 297 feet (91 m) - Base width: 266 feet (81 m) - Length: 2,188 feet (667 m) - Water capacity: up to 19 billio…