(Dorn Creek, c36', 2010, 37-03-E) across Dorn Creek NE of Colton, Clackamas County, OR. OR211 NE 3.9 miles from jct with Wall St. to the bridge on the E. side of the road at 23870. (N45 12.269 W122 22.596) Photos by Thomas Bennett 3-24-11.