Tumwater Falls is one of the recorded waterfalls on John Day River in Sherman County, Oregon, in the Columbia Plateau region. It lies about 19 miles southeast of Goldendale and roughly 65.2 miles south of Yakima as the crow flies.
No height measurement has been recorded for it yet.
The Columbia Plateau is a vast expanse of layered basalt flows covered by sagebrush steppe, grassland and dryland wheat. Waterfalls here drop over basalt cliffs in coulees and river canyons carved by ancient floods.
There are 3 recorded waterfalls in Sherman County. Helm Canyon Falls, is about 8.5 miles away. Horseshoe Falls, is about 19.1 miles away. Celilo Falls, is about 22.5 miles away.
Tumwater Falls is located at 45.6583° N, 120.5028° 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.