Keekwulee Falls is a 171-foot waterfall on Denny Creek in King County, Washington, in the North Cascades region. It lies about 14 miles east of Tanner and roughly 32.7 miles southeast of Sammamish as the crow flies.
At 171 feet it is taller than the typical Washington waterfall of about 82 feet, ranking 249th of 941 with a recorded height. The tallest single drop is 142 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 North Cascades are a wilderness of jagged peaks, glaciers and deep, forested valleys of western hemlock, silver fir and Douglas fir, with some of the heaviest snowfall in the country. Meltwater from glaciers and snowfields pours down thousands of feet of cliffs in countless cascades and horsetail falls. Denny Creek carries 4 recorded waterfalls, and Keekwulee Falls is the tallest of them.
King County holds 236 recorded waterfalls, and several are close by. Snowshoe Falls, a 150-foot tiered cascade waterfall, is under a mile away. Upper Denny Creek Cascades, a 41-foot slide cascade waterfall, is under a mile away. Lower Denny Creek Cascades, a 52-foot slide cascade waterfall, is under a mile away.
Keekwulee Falls is located at 47.4309° N, 121.4529° 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.