WA

Mayfield P-2016


General information

Waterway  Cowlitz River
Current status   Active license 
Type of facility Conventional Hydro
Mode of hydropower generation Run-of-river/Upstream Peaking
Type of permit FERC License

FERC information

FERC docket # P-2016
FERC project name Cowlitz River
Other projects with this FERC number
Permit issued 3/8/02
Permit expiration 4/7/37

Ownership and operation

Owner Tacoma City of
Owner type Publicly Owned Utility
Year first online (conventional hydro) 1963
Transmission or distribution system owner City of Tacoma - (WA)

Power and generating capacity

Number of units 4
Total capacity from hydraulic turbine-generator units within each plant 162.0 MW
Average annual net hydropower generation 704,741.5 MWH

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