(Click on image for higher quality)

Lower Monumental Dam Location: Kahlotus, Washington Columbia River mile: 107.5 Operator: U.S. Army Corps of Engineers Type: Run of river dam and reservoir Completed: 1970 (3 turbine units); 1978 (3 turbine units) Generating capacity: 810 megawatts Juvenile fish passage facilities: Intake screen bypass system completed in 1992; collection and transport facilities; spill is also provided during the spring Adult fish passage facilities: Two Fish ladders More info about this dam (off-site link)