Out the McKenzie Highway, just east of Eugene, Oregon, is Cougar Dam.  It is a tall "earthen fill" dam.  Scroll down to see earthen fill structure.

See Cougar Reservoir and nearby hot springs.
Also 2002 construction to upgrade dam for fish.

My year 2000 Oregon bike trip


Looking downstream, powerhouse below.


Face of Cougar Dam

To Robert's bike touring photo album