Northfield Mountain P-2485

General information

Waterway  Connecticut River
Current status   Active 
Type of facility Pumped Storage
Mode of hydropower generation Peaking
Type of permit FERC License

FERC information

FERC docket # P-2485
FERC project name Northfield Mountain Pumped Storage
Permit issued 5/9/68
Permit expiration 4/26/18

Ownership and operation

Owner FirstLight Power Resources Services LLC
Owner type Wholesale Power Marketer
Year first online (pumped storage) 1972
Transmission or distribution system owner Western Massachusetts Electric Company

Power and generating capacity

Number of units 4
Total capacity from pumped storage turbine-generator units 1,168.0 mW
Pumped storage gross generation in megawatt hours for each powerplant 940,062.1 mWH

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