Flatrock Falls is a 12-foot waterfall on Flatrock Branch in Morgan County, Tennessee, in the Central Appalachians region. It lies about 6.3 miles north of Coalfield and roughly 30.2 miles west of Knoxville as the crow flies.
At 12 feet it is on the modest side for Tennessee, where the typical waterfall with a recorded height stands around 30 feet; it ranks 264th of 332. By form it is a plunge, where the water drops vertically and loses contact with the rock face.
The Central Appalachians are a high, rugged plateau of sandstone and shale with mixed oak, hemlock and northern hardwood forest and a cool, wet climate. Streams drop steeply through gorges and hollows over sandstone ledges.
Morgan County holds 14 recorded waterfalls, and several are close by. Emory Gap Falls, a 25-foot tiered waterfall, is about 3.1 miles away. Debord Falls, a 12-foot block waterfall, is about 3.2 miles away. Middle Fork Falls, a 25-foot block waterfall, is about 4.5 miles away.
Flatrock Falls is located at 36.1200° N, 84.4250° 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.