WA

Rock Island P-943

General information

Waterway  Columbia River
Current status   Active 
Type of facility Conventional Hydro
Mode of hydropower generation Run-of-river
Type of permit FERC License

FERC information

FERC docket # P-943
FERC project name Rock Island
Permit issued 1/13/89
Permit expiration 12/27/28

Ownership and operation

Owner PUD No 1 of Chelan County
Owner type Publicly Owned Utility
Year first online (conventional hydro) 1931
Transmission or distribution system owner PUD No 1 of Chelan County

Power and generating capacity

Number of units 19
Total capacity from hydraulic turbine-generator units within each plant 629.4 mW
Average annual net hydropower generation 2,555,245.5 mWH