Rock Gnome Falls is a 74-foot waterfall in Whatcom County, Washington, in the North Cascades region. It lies about 15.6 miles southeast of Peaceful Valley and roughly 27.9 miles east of Bellingham as the crow flies.
At 74 feet it is on the modest side for Washington, where the typical waterfall with a recorded height stands around 82 feet; it ranks 512th of 941. By form it is 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.
Whatcom County holds 348 recorded waterfalls, and several are close by. Tennant Falls, a 153-foot tiered cascade waterfall, is under a mile away. Kulshan Falls, a 215-foot tiered horsetail waterfall, is under a mile away. Eldridge Falls, a 240-foot veiling horsetail waterfall, is under a mile away.
Rock Gnome Falls is located at 48.7981° N, 121.8779° 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.