I often see this under the Patterson Avenue bridge, but in eight years I've not seen it this far upstream.
Foto FJLE
Goodale Creek Campground, Owens Valley, Inyo County, California, elev. 4100 ft. (1250 m).
Rocky hillside north Road NF-028 (the Sweetwater-Aurora Road), northern edge of the Bodie Hills, Lyon County, Nevada, elev. approx. 5830 ft. (1777 m).