Natural gasOperatingNYISO

Indeck Oswego Energy Center

Natural gas power plant in Oswego County, New York. 57.4 MW of nameplate capacity across 2 generators, operated by Indeck-Oswego Ltd Partnership.

Also known as EIA plant 50450

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SSC Oswego II LLCSummit - Scriba CSGVarickHigh DamOswego Harbor PowerSithe Independence StationIndeck Oswego2 km
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6 plants within 4.3 km, from EIA coordinates.

Key facts

Capacity
57.4 MWNameplate
Generators
2 operatingEIA-860M, August 2026
Operating since
June 1990First generator online
Operator
Indeck-Oswego Ltd PartnershipEIA operator ID 9244
Grid
NYISOBalancing authority NYIS
Price nodes
1 NYISO nodeResource nodes with prices
Location
Oswego County, NY43.4717, −76.4935
EIA plant ID
50450EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Indeck Oswego produces

Free · EIA-923

Net generation, 2025

118 GWh

117,766 MWh, final

Capacity factor, 2025

23.4%

2024: 9.9%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

13.0–117.8

GWh a year. Low 2022, high 2025

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
200055,061Not reported12 of 12
200128,311Not reported12 of 12
200296,503Not reported12 of 12
2003112,501Not reported12 of 12
200411,914Not reported12 of 12
200512,571Not reported12 of 12
20069,119Not reported12 of 12
200725,092Not reported12 of 12
200811,305Not reported12 of 12
20093,780Not reported12 of 12
20109,1441.8%12 of 12
201111,4232.3%12 of 12
201225,2665.0%12 of 12
201346,844Not reported12 of 12
201465,29413.0%12 of 12
201588,78117.7%12 of 12
201652,78510.5%12 of 12
201755,81811.1%12 of 12
201868,38513.6%12 of 12
201924,7244.9%12 of 12
202019,6683.9%12 of 12
202123,6594.7%12 of 12
202213,0182.6%12 of 12
202336,2717.2%12 of 12
202449,8229.9%12 of 12
2025117,76623.4%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 of 7

* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.

Power prices and basis

Free account · NYISO

Emissions

Free · EPA CAMPD

CO₂, 2025

63,563

US short tons. 2024: 26,876

SO₂, 2025

0

US short tons

NOx, 2025

59

US short tons

CO₂ per MWh, calculated

0.54 t

About 1,079 lb per MWh

1 of 1 EPA units reported CO₂ in 2025 (1), matched to EIA plant 50450 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
GEN1Natural Gas Fired Combined Cycle41.2June 1990
GEN2Natural Gas Fired Combined Cycle16.2June 1990

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Indeck-Oswego Ltd Partnership as the operator, which is not always the owner.

Modeled data

Pro

Pro adds modeled values for this plant. Everything above stays free.

Modeled

Generation potential vs reported

Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.

Analyst and MCP

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Questions about Indeck Oswego

How much power does Indeck Oswego Energy Center produce?

Indeck Oswego Energy Center reported 117,766 MWh (118 GWh) of net generation in 2025, a 23.4% capacity factor on 57.4 MW of nameplate capacity.

Where is Indeck Oswego Energy Center?

Indeck Oswego Energy Center is in Oswego County, New York, at 43.4717, −76.4935. It is in the New York Independent System Operator balancing area (NYIS).

Who operates Indeck Oswego Energy Center?

EIA-860M for August 2026 lists Indeck-Oswego Ltd Partnership as the operator (EIA operator ID 9244). The operator is not always the owner.

When did Indeck Oswego Energy Center start operating?

Its first generator began operating in June 1990, according to EIA-860M.

Does InfraMap have power prices for Indeck Oswego Energy Center?

Yes. InfraMap has NYISO day-ahead and real-time prices at 1 price node linked to Indeck Oswego Energy Center, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.

Sources

  • EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
  • EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
  • EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
  • NYISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page