John Day

General information

Waterway  Columbia River
Current status  Active 
Type of facility Conventional Hydro
Mode of hydropower generation Run-of-river
Type of permit US Army Corps of Engineers

Ownership and operation

Owner USCE-North Pacific Division
Owner type USACE
Year first online (conventional hydro) 1968
Transmission or distribution system owner Bonneville Power Administration

Power and generating capacity

Number of units 16
Total capacity from hydraulic turbine-generator units within each plant 2,160.0 mW
Average annual net hydropower generation 9,132,209.5 mWH

News and updates

From American Rivers2/18/2021

69 Dams Removed in 2020

From California Trout2/16/2021

Klamath Dam Update: Restoration Contract Signed

See all news and updates