Herrings

Power plant · Hydro

Key facts

Power plant · Hydro Operating

Commissioned: 1924
Net generation, 2025: 18,408 MWh
Grid: 23 kV to Niagara Mohawk Power Corp. (NYIS)
Location: Jefferson County, New York
Operated by: Erie Boulevard Hydropower LPSourceEIA-860M Preliminary Monthly Electric Generator Inventory

Net generation MWh by year, 2001 to 2025

No companies named in filings yet.

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All 5 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Grid	Nerc region NPCC Report year 2025 Grid voltage kv 23 Transmission owner Niagara Mohawk Power Corp. Balancing authority code NYIS Balancing authority name New York Independent System Operator
Fuel burned (MMBtu), 2025	62,809
Capacity factor, 2025	0.389
Net generation (MWh), 2025	18,408
Balancing authority code	NYIS

3 sources

Sources

EIA-860MOpen license · retrieved Nov 4, 2026
EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
EIA-860M Preliminary Monthly Electric Generator Inventory