NY

Piercefield P-7387

General information

Waterway  Raquette River
Current status   Active 
Type of facility Conventional Hydro
Mode of hydropower generation Peaking
Type of permit FERC License

FERC information

FERC docket # P-7387
FERC project name Piercefield
Permit issued 10/22/05
Permit expiration 10/27/35

Ownership and operation

Owner Erie Boulevard Hydropower LP
Owner type Wholesale Power Marketer
Year first online (conventional hydro) 1924
Transmission or distribution system owner Niagara Mohawk Power Corp.

Power and generating capacity

Number of units 3
Total capacity from hydraulic turbine-generator units within each plant 2.7 mW
Average annual net hydropower generation 16,570.7 mWH

The Piercefield project is located on the Raquette River below the outlet of Tupper Lake, in the towns of Piercefield and Altamont, St. Lawrence and Franklin Counties, respectively, New York.

The existing project consists of:

  • a dam with a 495-foot-long concrete retaining wall/dike on the right shoreline, a 620-foot-long concrete and masonry stone retaining wall located along the left shoreline, a 118-foot-long stanchion type stop log spillway, a 294-foot-long, 22-foot-high ogee spillway section surmounted by 2-foot-high flashboards, and a 110-foot-long concrete masonry forebay retaining wall,
  • a 370-acre reservoir,
  • a powerhouse containing three generating units having a total rated capacity of 2,700 kilowatt (kW),
  • a 46-kilovolt transmission line; and
  • appurtenant facilities.

 

Milestones

License Application and Settlement Filed 10-20-2003
EA Issued 06-23-2005
License Order and Settlement Approval 10-27-2005

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