Mertensia Falls is one of the recorded waterfalls on tributary North Saint Vrain Creek in Boulder County, Colorado, in the Southern Rockies region. It lies about 13 miles southwest of Estes Park and roughly 23.9 miles northwest of Boulder as the crow flies.
No height measurement has been recorded for it yet. The water comes down as a cascade, descending over a series of rock steps rather than in a single drop.
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. tributary North Saint Vrain Creek carries 4 recorded waterfalls along its course.
There are 13 recorded waterfalls in Boulder County. Thunder Falls, a tiered waterfall, is about 1 miles away. Fan Falls, a cascade waterfall, is about 1.3 miles away. Trio Falls, a tiered waterfall, is about 1.6 miles away.
Mertensia Falls is located at 40.2129° N, 105.6418° 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 position was verified on aerial imagery. Details on trails, parking and access have not been documented for this waterfall yet.