On the Umpqua River of western Oregon...
To seasonally start up a 6,600 gpm self cleaning fish friendly drum screen in early spring requires removal of several feet of river silt which covers the intake. It can't be manually dug out because, at the time of startup, there is about 12 feet of...
On the Umpqua River of western Oregon...
To seasonally start up a 6,600 gpm self cleaning fish friendly drum screen in early spring requires removal of several feet of river silt which covers the intake. It can't be manually dug out because, at the time of startup, there is about 12 feet of...