Mossy Grotto Falls is a waterfall in Hood River County, Oregon, in the Cascades region. It lies about 2.2 miles southwest of Cascade Locks and roughly 27.1 miles east of Gresham as the crow flies.
Its height has not been recorded in the source data.
The Cascades are a high volcanic range of snow-capped peaks, deep glacial valleys and dense conifer forest of Douglas fir, western hemlock and true firs, with abundant rain and snow on the western slopes. Basalt cliffs and lava flows give the region one of the highest concentrations of waterfalls in the country.
Hood River County holds 133 recorded waterfalls, and several are close by. Middle Ruckel Creek Falls, a 68-foot plunge waterfall, is under a mile away. Upper Ruckel Creek Falls, a 100-foot plunge waterfall, is under a mile away. Ruckel Creek Falls, a 46-foot horsetail waterfall, is under a mile away.
Mossy Grotto Falls is located at 45.6408° N, 121.9103° 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 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.