Whinnimic Falls is a waterfall in Kittitas County, Washington, in the North Cascades region, with a total height of about 350 feet. It lies about 21.7 miles east of Tanner and roughly 38.8 miles east of Sammamish as the crow flies.
At 350 feet it stands in the tallest quarter of Washington’s 941 waterfalls with a recorded height, ranking 103rd; the typical Washington waterfall is about 82 feet. The water comes down as a plunge, where the water drops vertically and loses contact with the rock face.
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.
There are 86 recorded waterfalls in Kittitas County. Upper Lemah Valley Falls, a 150-foot tiered horsetail waterfall, is under a mile away. Middle Lemah Creek Falls, a 107-foot tiered cascade waterfall, is under a mile away. Chimney Rock Falls, an 800-foot tiered horsetail waterfall, is under a mile away.
Whinnimic Falls is located at 47.4838° N, 121.2819° 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.