Section 1 Segment J: East of eastern Viaduct to Dodson Interchange
Mile post: 18.29-21.63
Old mile post: 32.3-37
ODOT. 2006 Master Plan
USFS SignOneonta Gorge. Columbia River Gorge. Oregon. September 8, 2012
"Horsetail Falls and Oneonta Gorge, with its hidden waterfall, should belong to the public, and forever be retained in their natural grandeur. No time should be lost in acquiring them by condemnation or otherwise."