Winnetka
Cook County, Illinois · EIA plant ID 972 · Operator: Village of Winnetka - (IL)
Nameplate33MWSummer 33 MW
Generators5in service
Net generation3GWh12 mo to Dec 2025
Capacity factor1%gas/coal/oil units, summer MW
Heat rate16,465Btu/kWhfossil units, electric fuel, HHV
First online1948Runs as rarely runs
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2002 | 1.9 | — | — |
| 2003 | 1.1 | 0.4% | 18,630 |
| 2004 | 2.7 | 0.9% | 16,972 |
| 2005 | 9.6 | 3.3% | 13,854 |
| 2006 | 4.9 | 1.7% | 17,053 |
| 2007 | 2.9 | 1.0% | 19,244 |
| 2008 | 5.1 | 1.8% | 17,738 |
| 2009 | 6 | 2.1% | 17,491 |
| 2010 | 3.1 | 1.1% | 18,518 |
| 2011 | 3.6 | 1.2% | 20,210 |
| 2012 | 2.6 | 0.9% | 17,400 |
| 2013 | 2.3 | 0.8% | 16,697 |
| 2014 | 2.5 | 0.9% | 14,615 |
| 2015 | 2.1 | 0.7% | 17,656 |
| 2016 | 4.9 | 1.7% | 17,861 |
| 2017 | 5.4 | 1.9% | 19,681 |
| 2018 | 4 | 1.4% | 17,032 |
| 2019 | 2.8 | 1.0% | 16,435 |
| 2020 | 4.1 | 1.4% | 17,592 |
| 2021 | 3.9 | 1.3% | 17,842 |
| 2022 | 2.5 | 0.9% | 17,047 |
| 2023 | 3.8 | 1.3% | 14,381 |
| 2024 | 2.7 | 0.9% | 17,085 |
| 2025 | 2.9 | 1.0% | 16,465 |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| 4 | Natural Gas Steam Turbine | ST | 9.4 | 9.4 | Jan 1953 | Operating (Out of service) | — | coming soon |
| 6 | Natural Gas Steam Turbine | ST | 6.3 | 6.3 | Jan 1948 | Operating | — | coming soon |
| 7 | Natural Gas Steam Turbine | ST | 12.5 | 12.5 | Jan 1960 | Operating | — | coming soon |
| 8 | Petroleum Liquids | IC | 2.6 | 2.6 | Jan 1979 | Operating | — | coming soon |
| 9 | Petroleum Liquids | IC | 2.6 | 2.6 | Jan 1979 | Operating | — | coming soon |
Owner / operator
Operator: Village of Winnetka - (IL). Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Village of Winnetka - (IL) | 100.0% | 33 MW |
Nearby plants
Within 80 km.
| Lake Gas Recovery | 6 MW | 6.9 km |
| Evanston Township High School | 2 MW | 8.4 km |
| Saint Francis Hospital | retired | 10.9 km |
| Northeastern Illinois University Cogen | 3 MW | 15 km |
| MTHS Co-Gen Buildings | 1 MW | 16.1 km |
| Melrose Park 2-SLCHI547 | — | 18.5 km |