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High Dam — Power plant · Hydro · Oswego, City of - (NY)
  • Clean firm
  • Operating
  • 10 · 100 · 1,000 MW

High Dam

Power plant · Hydro

Key facts

Power plant · Hydroran 18% of 2025 Operating
Capacity
Capacity: sourceEIA-860M · Open licenseMW
Commissioned
1928
Net generation, 2025
19,149 MWh
Grid
34 kV to Niagara Mohawk Power Corp. (NYIS)
Location
Oswego County, New York
Operated by
Oswego, City of - (NY)SourceEIA-860M Preliminary Monthly Electric Generator Inventory

Output

Net generation MWh by year, 2002 to 2025

Operations detail

Details

Who’s behind it

No companies named in filings yet.

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Technology
Hydro source: “Conventional Hydroelectric”
Age
98 years since 1928
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
AttributeValue
Grid
Nerc region
NPCC
Report year
2025
Grid voltage kv
34.50
Transmission owner
Niagara Mohawk Power Corp.
Balancing authority code
NYIS
Balancing authority name
New York Independent System Operator
Eia status
By code
OA
Mw
2.80
Units
1
OP
Mw
9.10
Units
3
Standby mw
0
Status rule
some_units_idle
In service mw
11.90
Out of service mw
2.80
Fuel burned (MMBtu), 202565,336
Capacity factor, 20250.184
Net generation (MWh), 202519,149
Balancing authority codeNYIS

Timeline

  • In service · EIA-860M

Sources

3 sources

Sources EIA-860M · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory

Sources

Every source and license · Attribution

View at source