Waterfall 21 mi N of Dover is a waterfall in Pope County, Arkansas, in the Boston Mountains region. It lies about 20.8 miles north of Dover and roughly 53.2 miles northwest of Conway as the crow flies.
Its height has not been recorded in the source data. By form it is an ephemeral waterfall that flows only after rain or snowmelt.
The Boston Mountains are the highest and most rugged part of the Ozarks, deeply dissected sandstone plateaus covered in oak-hickory forest with shortleaf pine. Clear creeks cut narrow hollows with numerous bluff-line waterfalls, at their best in spring.
Pope County holds 57 recorded waterfalls, and several are close by. Waterfall 22 mi N of Dover, is about 1.5 miles away. Waterfall 21.9 mi N of Dover, is about 1.8 miles away. Kings Bluff Falls, a 114-foot plunge waterfall, is about 2.2 miles away.
Waterfall 21 mi N of Dover is located at 35.6936° N, 93.0278° W. The listing is based on the USFS Center for Aquatic Technology Transfer (SARP), 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.