Mammoth Lakes · Mono County · CA
Upper Flow is a 0.2-mile expert (double black) trail near Mammoth Lakes, in Mono County, CA. It climbs 68 ft and descends 214 ft, between 9,151 ft and a high point of 9,297 ft. Mapped for mountain biking.
All Mono County trailsMono County mountain bikingCA trails
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Updated 2026-07-21. Open the interactive map for routing, weather, and offline use.