Immigration Falls is a waterfall on West Fork Miller River in King County, Washington, in the North Cascades region, with a total height of about 20 feet. It lies about 19.1 miles southeast of Gold Bar and roughly 31.7 miles east of Sammamish as the crow flies.
At 20 feet it is on the modest side for Washington, where the typical waterfall with a recorded height stands around 82 feet; it ranks 851st of 941. The water comes down as a horsetail, where the water keeps some contact with the bedrock as it falls.
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. West Fork Miller River carries 3 recorded waterfalls, and Immigration Falls is the tallest of them.
There are 236 recorded waterfalls in King County. Mohawk Falls, a 349-foot tiered horsetail waterfall, is under a mile away. Borderline Falls, a 20-foot tiered cascade waterfall, is under a mile away. Miller River Falls, a 38-foot segmented cascade waterfall, is about 1.8 miles away.
Immigration Falls is located at 47.6652° N, 121.4002° 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.