Winnetka
Natural gas and oil power plant in Cook County, Illinois. 24 MW of nameplate capacity across 4 generators, operated by Village of Winnetka - (IL).
Also known as Winnetka Power Plant · EIA plant 972
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 24 MWNatural gas 18.8 · Oil 5.2
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- January 1948First generator online
- Operator
- Village of Winnetka - (IL)EIA operator ID 20824
- Grid
- PJMBalancing authority PJM
- Price nodes
- 1 PJM nodeResource nodes with prices
- Location
- Cook County, IL42.1156, −87.7310
- EIA plant ID
- 972EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Winnetka produces
Free · EIA-923Net generation, 2025
2.91 GWh
2,914 MWh, final
Capacity factor, 2025
1.0%
2024: 0.9%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
2.1–5.4
GWh a year. Low 2015, high 2017
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 0 | Not reported | 12 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | 1,874 | Not reported | 12 of 12 |
| 2003 | 1,073 | Not reported | 12 of 12 |
| 2004 | 2,701 | Not reported | 12 of 12 |
| 2005 | 9,597 | Not reported | 12 of 12 |
| 2006 | 4,883 | Not reported | 12 of 12 |
| 2007 | 2,859 | Not reported | 12 of 12 |
| 2008 | 5,130 | Not reported | 12 of 12 |
| 2009 | 6,020 | Not reported | 12 of 12 |
| 2010 | 3,143 | 1.1% | 12 of 12 |
| 2011 | 3,558 | 1.2% | 12 of 12 |
| 2012 | 2,569 | 0.9% | 12 of 12 |
| 2013 | 2,347 | 0.8% | 12 of 12 |
| 2014 | 2,502 | 0.9% | 12 of 12 |
| 2015 | 2,059 | 0.7% | 12 of 12 |
| 2016 | 4,854 | 1.7% | 12 of 12 |
| 2017 | 5,449 | 1.9% | 12 of 12 |
| 2018 | 3,965 | 1.4% | 12 of 12 |
| 2019 | 2,841 | 1.0% | 12 of 12 |
| 2020 | 4,073 | 1.4% | 12 of 12 |
| 2021 | 3,889 | 1.3% | 12 of 12 |
| 2022 | 2,481 | 0.8% | 12 of 12 |
| 2023 | 3,824 | 1.3% | 12 of 12 |
| 2024 | 2,668 | 0.9% | 12 of 12 |
| 2025 | 2,914 | 1.0% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 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 · PJMEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 6 | Natural Gas Steam Turbine | 6.3 | January 1948 |
| 7 | Natural Gas Steam Turbine | 12.5 | January 1960 |
| 8 | Petroleum Liquids | 2.6 | January 1979 |
| 9 | Petroleum Liquids | 2.6 | January 1979 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Village of Winnetka - (IL) as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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.
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Power plants near Winnetka
Questions about Winnetka
How much power does Winnetka produce?
Winnetka reported 2,914 MWh (2.91 GWh) of net generation in 2025, a 1.0% capacity factor on 24 MW of nameplate capacity.
Where is Winnetka?
Winnetka is in Cook County, Illinois, at 42.1156, −87.7310. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Winnetka?
EIA-860M for August 2026 lists Village of Winnetka - (IL) as the operator (EIA operator ID 20824). The operator is not always the owner.
Is Winnetka a natural gas or a oil plant?
Both. Natural gas capacity totals 18.8 MW and oil capacity totals 5.2 MW.
When did Winnetka start operating?
Its first generator began operating in January 1948, according to EIA-860M.
Does InfraMap have power prices for Winnetka?
Yes. InfraMap has PJM day-ahead and real-time prices at 1 price node linked to Winnetka, 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)
- PJM day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page