Lower Obsidian Falls is one of the recorded waterfalls on Obsidian Creek in Lane County, Oregon, in the Cascades region. It lies about 18.4 miles southwest of Sisters and roughly 29.2 miles west of Bend as the crow flies.
No height measurement has been recorded for it yet.
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. Obsidian Creek carries 2 recorded waterfalls along its course.
There are 163 recorded waterfalls in Lane County. Lower Linton Falls, a 111-foot veiling horsetail waterfall, is under a mile away. Waterfall 19 mi SW of Sisters, is under a mile away. Linton Falls, a 600-foot tiered horsetail waterfall, is under a mile away.
Lower Obsidian Falls is located at 44.1712° N, 121.8818° 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.