Middle Riley Creek Falls is an 88-foot waterfall on Riley Creek in Skamania County, Washington, in the Cascades region. It lies about 35.2 miles north of White Salmon and roughly 58.2 miles southwest of Yakima as the crow flies.
At 88 feet it is taller than the typical Washington waterfall of about 82 feet, ranking 452nd of 941 with a recorded height. By form it is 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. Riley Creek carries 4 recorded waterfalls; the biggest of them reaches 112 feet.
Skamania County holds 244 recorded waterfalls, and several are close by. Riley Creek Falls, a 112-foot plunge waterfall, is under a mile away. Upper Riley Creek Falls, a 31-foot veiling plunge waterfall, is under a mile away. Lower Riley Creek Falls, a 35-foot horsetail waterfall, is under a mile away.
Middle Riley Creek Falls is located at 46.2307° N, 121.6036° 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.