Cossatot Falls is a 75-foot waterfall on Cossatot River in Howard County, Arkansas, in the Ouachita Mountains region. It lies about 18.3 miles northwest of Dierks and roughly 74.3 miles south of Fort Smith as the crow flies.
At 75 feet it stands in the tallest quarter of Arkansas’s 110 waterfalls with a recorded height, ranking 15th; the typical Arkansas waterfall is about 34 feet. By form it is a tiered waterfall, falling in several distinct steps one after another. It falls in 6 drops.
The Ouachita Mountains are folded, forested ridges of shortleaf pine and oak-hickory with clear, rocky streams. Waterfalls drop over sandstone and shale ledges in steep hollows.
Howard County holds 2 recorded waterfalls, and several are close by. Katy Falls, a 12-foot horsetail waterfall, is about 9.9 miles away. Panther Bluff Falls, a 31-foot horsetail waterfall, is about 11.9 miles away. Little Missouri Falls, a 24-foot tiered waterfall, is about 18.9 miles away.
Cossatot Falls is located at 34.3195° N, 94.2268° 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 position was verified on aerial imagery. Details on trails, parking and access have not been documented for this waterfall yet.