Cascade Falls is a 20-foot waterfall on Big Run in Lawrence County, Pennsylvania, in the Erie Drift Plain region. It lies about 2.3 miles southeast of New Castle and roughly 19.2 miles southeast of Youngstown as the crow flies.
At 20 feet it is on the modest side for Pennsylvania, where the typical waterfall with a recorded height stands around 28 feet; it ranks 86th of 133. By form it is a plunge, where the water drops vertically and loses contact with the rock face.
The Erie Drift Plain is rolling glacial farmland and beech-maple woodland south of Lake Erie, with waterfalls where creeks cut through shale and sandstone bluffs. Big Run carries 2 recorded waterfalls, and Cascade Falls is the tallest of them.
Lawrence County holds 9 recorded waterfalls, and several are close by. Lower Cascade Falls, is under a mile away. Hells Hollow Falls, 20 feet high, is about 5.6 miles away. Muddy Creek Falls, is about 7.4 miles away.
Cascade Falls is located at 40.9772° N, 80.3191° 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.