Where is the "big eddy hole" on the Clearwater River?

Question:

 

 

Answer:

The Big Eddy hole is located near Lenore Rest Area at milepost 28 on US Highway 12. Fishing from any watercraft is prohibited from a posted boundary at river mile 27.6 extending upstream to the posted boundary at river mile 28.0.

See the figure below for details of the exact closure area.