Lane Co. SO release - There are two large obstructions on the upper McKenzie River at Highway 126 E milepost 55, in the area of Fish Rock. Multiple tree trunks and smaller debris are mostly blocking the river at two locations. The blockage coordinates are 44.18771, -122.06962. The first obstruction is river right on a straight section and can likely be passed safely. The second obstruction is in the center of the river at a fork, and may or may not be passed safely depending on conditions. There are potentially portage options on river left. Please avoid this section of river or navigate with extreme caution. Lane County Sheriff’s Marine Patrol deputies are coordinating with local organizations for mitigation. Visit www.oregon.gov/osmb for the latest information on water obstructions within Oregon.