Slippery Rock Cascade is a waterfall on Endless Cascades Creek in Park County, Wyoming, in the Middle Rockies region, with a total height of about 40 feet. It lies about 22.6 miles east of West Yellowstone and roughly 109.9 miles northeast of Idaho Falls as the crow flies.
At 40 feet it is on the modest side for Wyoming, where the typical waterfall with a recorded height stands around 60 feet; it ranks 135th of 230. The water comes down as a cascade, descending over a series of rock steps rather than in a single drop.
The Middle Rockies are high, glaciated mountain ranges with alpine peaks, subalpine fir and spruce forest, lodgepole pine and grassy intermontane valleys. Snowmelt streams cascade down glacial valleys and canyon walls. Endless Cascades Creek carries 3 recorded waterfalls; the biggest of them reaches 150 feet.
There are 114 recorded waterfalls in Park County. Endless Cascades, a 150-foot cascade waterfall, is under a mile away. Devils Elbow Cascade, a 16-foot cascade waterfall, is under a mile away. Virginia Cascade, a 60-foot slide waterfall, is under a mile away.
Slippery Rock Cascade is located at 44.7077° N, 110.6493° 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.