Copperas Falls is a 20-foot waterfall on Copperas Creek in Lawrence County, Tennessee, in the Interior Plateau region. It lies about 8.9 miles southeast of Lawrenceburg and roughly 39.6 miles north of Decatur as the crow flies.
At 20 feet it is on the modest side for Tennessee, where the typical waterfall with a recorded height stands around 30 feet; it ranks 199th of 332. By form it is a fan, spreading out horizontally as it falls and staying in contact with the rock.
The Interior Plateau is a rolling limestone landscape of pasture, oak-hickory woodland and cedar glades in Kentucky and Tennessee, riddled with springs, sinkholes and caves. Waterfalls drop over limestone ledges and in karst valleys.
Lawrence County holds 2 recorded waterfalls, and several are close by. Marcella Falls, is about 15.6 miles away. Rattlesnake Falls, a 50-foot tiered waterfall, is about 21.4 miles away. Big Swan Creek Falls, a 20-foot cascade waterfall, is about 25.4 miles away.
Copperas Falls is located at 35.1394° N, 87.2406° 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.