Cliff Mountain Rapids is a stretch of rapids in Wallowa County, Oregon, in the Blue Mountains region. It lies about 26.8 miles east of Joseph and roughly 110.2 miles north of Caldwell as the crow flies.
The Blue Mountains of northeastern Oregon and adjacent states are a group of dissected uplands and volcanic plateaus with ponderosa pine, Douglas fir and grand fir forest and dry grassland on lower slopes. Deep canyons and steep tributaries carry snowmelt streams with waterfalls.
There are 26 recorded rapids in Wallowa County. Brush Creek Rapids, is about 1.7 miles away. Rocky Point Rapids, is about 2.6 miles away across the state line in Idaho. Wild Sheep Rapids, is about 4.9 miles away across the state line in Idaho.
Cliff Mountain Rapids is located at 45.2581° N, 116.6944° W. The listing is based on the USGS Geographic Names Information System, one of the sources compiled by the U.S. Geological Survey in its inventory of waterfalls and rapids of the conterminous United States. The position was verified on aerial imagery. Details on trails, parking and access have not been documented for this rapid yet.