Dewey Canyon Falls is an 88-foot waterfall on Dewey Canyon in Baxter County, Arkansas, in the Ozark Highlands region. It lies about 12 miles west of Calico Rock and roughly 69.4 miles north of Conway as the crow flies.
At 88 feet it is among the ten tallest of the 110 Arkansas waterfalls with a recorded height, ranking 9th. By form it is a plunge, where the water drops vertically and loses contact with the rock face.
The Ozark Highlands are a dissected limestone and dolomite plateau of oak-hickory forest, glades and karst springs. Spring-fed streams and creeks drop over ledges and into sinkholes and caves.
Baxter County holds 34 recorded waterfalls, and several are close by. Bumpers Falls, a 98-foot tiered waterfall, is under a mile away. Three Springs Falls, a 45-foot tiered waterfall, is under a mile away. Amber Canyon Falls, is about 1.2 miles away.
Dewey Canyon Falls is located at 36.0906° N, 92.3474° 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 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.