Porcupine Falls is a waterfall on Porcupine Creek in Big Horn County, Wyoming, in the Middle Rockies region, with a total height of about 120 feet. It lies about 23.3 miles east of Lovell and roughly 70.1 miles southeast of Billings as the crow flies.
At 120 feet it is taller than the typical Wyoming waterfall of about 60 feet, ranking 69th of 230 with a recorded height. 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. Porcupine Creek carries 2 recorded waterfalls; the biggest of them reaches 600 feet.
There are 5 recorded waterfalls in Big Horn County. Bucking Mule Falls, a 190-foot horsetail waterfall, is about 2.9 miles away. Five Springs Falls, a 240-foot tiered waterfall, is about 4.2 miles away. Melody Falls, is about 6.7 miles away.
Porcupine Falls is located at 44.8556° N, 107.9149° 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 position was verified on aerial imagery. Details on trails, parking and access have not been documented for this waterfall yet.