Horsetail Falls is a waterfall on Ralston Creek in Ouray County, Colorado, in the Southern Rockies region. It lies about 1.7 miles south of Ouray and roughly 87.9 miles southeast of Grand Junction as the crow flies.
Its height has not been recorded in the source data. By form it is a horsetail, where the water keeps some contact with the bedrock as it falls.
The Southern Rockies are high, rugged mountains with alpine peaks, spruce-fir and lodgepole forest, aspen groves and glacial valleys. Snowmelt drives strong spring flows over granite and volcanic cliffs.
Ouray County holds 23 recorded waterfalls, and several are close by. Bear Creek Falls, a 227-foot horsetail waterfall, is under a mile away. Uncompahgre River Falls, a 200-foot cascade waterfall, is under a mile away. Canyon Creek Falls, a 285-foot tiered waterfall, is about 1.6 miles away.
Horsetail Falls is located at 37.9986° N, 107.6620° 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.