Diamond Falls is a 12-foot waterfall on Glen Creek in Schuyler County, New York, in the Northern Allegheny Plateau region. It lies about 0.5 miles southwest of Watkins Glen and roughly 59.5 miles southwest of Syracuse as the crow flies.
At 12 feet it is on the modest side for New York, where the typical waterfall with a recorded height stands around 50.5 feet; it ranks 170th of 184.
The Northern Allegheny Plateau is a dissected upland of rolling hills and deep valleys in New York and Pennsylvania, with northern hardwood forest and dairy farms. Creeks cut through layered shale and sandstone in gorges lined with waterfalls, as in the Finger Lakes glens. Glen Creek carries 10 recorded waterfalls; the biggest of them reaches 50 feet.
Schuyler County holds 30 recorded waterfalls, and several are close by. Whispering Falls, is under a mile away. Cavern Cascade, 50 feet high, is under a mile away. Minnehaha Falls, 21 feet high, is under a mile away.
Diamond Falls is located at 42.3741° N, 76.8778° W. The listing is based on the World Waterfall Database, one of the sources compiled by the U.S. Geological Survey in its inventory of waterfalls and rapids of the conterminous United States. The creek name is confirmed against the federal Geographic Names Information System. The exact position has not yet been verified on aerial imagery, so treat the map pin as approximate. Details on trails, parking and access have not been documented for this waterfall yet.