Cynthia Falls is one of the recorded waterfalls on Indian Mary Creek in Skamania County, Washington, in the Cascades region. It lies about 10.7 miles west of Cascade Locks and roughly 18.3 miles northeast of Gresham as the crow flies.
No height measurement has been recorded for it yet. The water comes down as a horsetail, where the water keeps some contact with the bedrock as it falls.
The Cascades are a high volcanic range of snow-capped peaks, deep glacial valleys and dense conifer forest of Douglas fir, western hemlock and true firs, with abundant rain and snow on the western slopes. Basalt cliffs and lava flows give the region one of the highest concentrations of waterfalls in the country.
There are 244 recorded waterfalls in Skamania County. Archer Falls, a 218-foot plunge waterfall, is under a mile away. Lower Quad Falls, is under a mile away. Quad Falls, 50 feet high, is under a mile away.
Cynthia Falls is located at 45.6342° N, 122.1066° 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.