NY

Deferiet P-2569

General information

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

FERC information

FERC docket # P-2569
Permit issued 12/19/1996
Permit expires 11/26/2026

Ownership and operation

Owner Erie Boulevard Hydropower LP
Owner type Wholesale Power Marketer
Year first online (conventional hydro) 1925
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 12.0 mW
Average annual net hydropower generation 53,556.0 mWH

This project is located on the Black River in Jefferson County, New York.

The project has five developments spanning approximately 17 miles:

  • the 5.4-MW Herrings Development, at river mile 27.5, in the Towns of Wilna and Champion and the Village of Herrings,
  • the 10.8-MW Deferiet Development, at river mile 26, in the Towns of Wilna and Champion and the Village of Deferiet,
  • the 5.4-MW Kamargo Development, at river mile 17, in the Towns of LeRay and Rutland and the Village of Black River,
  • the 6.0-MW Black River Development, at river mile 15, in the Towns of LeRay and Rutland and the Village of Black River, and
  • and the 2.0-MW Sewalls Development, at river mile 10, in the City of Watertown (Watertown)

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