Third Beach Falls is a 119-foot waterfall in Jefferson County, Washington, in the Coast Range region. It lies about 10.4 miles southwest of Forks and roughly 96.9 miles northwest of Olympia as the crow flies.
At 119 feet it is taller than the typical Washington waterfall of about 82 feet, ranking 354th of 941 with a recorded height. By form it is a horsetail, where the water keeps some contact with the bedrock as it falls.
The Coast Range is a belt of steep, deeply dissected hills along the Pacific, wrapped in dense temperate rainforest of Douglas fir, western hemlock, Sitka spruce and red alder. Heavy winter rain feeds short, fast creeks lined with ferns, salmonberry and moss that drop steeply toward the ocean or the Columbia.
Jefferson County holds 131 recorded waterfalls, and several are close by. Murphy Creek Falls, a plunge waterfall, is about 2.9 miles away. Falls Creek Falls, is about 4.3 miles away. Rainbow Creek Falls, a 35-foot tiered horsetail waterfall, is about 18.7 miles away.
Third Beach Falls is located at 47.8730° N, 124.5772° 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.