Middle Hamma Hamma Falls is a waterfall on Hamma Hamma River in Mason County, Washington, in the Coast Range region, with a total height of about 19 feet. It lies about 19.1 miles west of Seabeck and roughly 40.1 miles north of Olympia as the crow flies.
At 19 feet it is on the modest side for Washington, where the typical waterfall with a recorded height stands around 82 feet; it ranks 881st of 941.
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. Hamma Hamma River carries 4 recorded waterfalls; the biggest of them reaches 82 feet.
There are 42 recorded waterfalls in Mason County. Lower Hamma Hamma Falls, a 37-foot cascade waterfall, is under a mile away. Lower Whitehorse Falls, is under a mile away. Middle Whitehorse Falls, is about 1.5 miles away.
Middle Hamma Hamma Falls is located at 47.5820° N, 123.2289° 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.