Impasse Falls is a waterfall on Broad Creek in Park County, Wyoming, in the Middle Rockies region, with a total height of about 25 feet. It lies about 39 miles east of West Yellowstone and roughly 112.7 miles southwest of Billings as the crow flies.
At 25 feet it is on the modest side for Wyoming, where the typical waterfall with a recorded height stands around 60 feet; it ranks 167th of 230. The water comes down as a plunge, where the water drops vertically and loses contact with the rock face.
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. Broad Creek carries 3 recorded waterfalls; the biggest of them reaches 30 feet.
There are 114 recorded waterfalls in Park County. Golden Fleece Falls, a 100-foot tiered waterfall, is under a mile away. Amazon Falls, a 60-foot segmented waterfall, is under a mile away. Sojourner Falls, a 50-foot tiered waterfall, is under a mile away.
Impasse Falls is located at 44.7787° N, 110.3272° 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.