Cooper Brook Falls is a 40-foot waterfall on Cooper Brook in Piscataquis County, Maine, in the Northeastern Highlands region. It lies about 18.3 miles west of Millinocket and roughly 148.6 miles north of Portland as the crow flies.
At 40 feet it is taller than the typical Maine waterfall of about 29 feet, ranking 30th of 80 with a recorded height. By form it is a cascade, descending over a series of rock steps rather than in a single drop.
The Northeastern Highlands are the mountains of northern New England and the Adirondacks, with spruce-fir on the summits and northern hardwood forest of maple, beech and birch below, and countless lakes and boulder-strewn brooks. Fast mountain streams drop over granite and gneiss ledges in chains of falls and pools.
Piscataquis County holds 50 recorded waterfalls, and several are close by. Tumbledown Dick Falls, is about 5.4 miles away. Upper Gauntlet Falls, is about 6.8 miles away. Gauntlet Falls, is about 7.5 miles away.
Cooper Brook Falls is located at 45.6397° N, 69.0881° 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.