Union Creek Falls is a 65-foot waterfall on Union Creek in Yakima County, Washington, in the Cascades region. It lies about 26.7 miles southwest of Cle Elum and roughly 45.1 miles east of South Hill as the crow flies.
At 65 feet it is on the modest side for Washington, where the typical waterfall with a recorded height stands around 82 feet; it ranks 543rd of 941. The tallest single drop is 50 feet. By form it is a tiered waterfall, falling in several distinct steps one after another, combined with a plunge character. It falls in 2 drops.
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.
Yakima County holds 76 recorded waterfalls, and several are close by. North Union Falls, an 85-foot tiered plunge waterfall, is about 1.4 miles away. Morse Creek Falls, a 25-foot horsetail waterfall, is about 3.5 miles away. Mesatchee Creek Falls, an 80-foot horsetail waterfall, is about 3.9 miles away.
Union Creek Falls is located at 46.9364° N, 121.3608° 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.