Granite City Works
Other fuels power plant in Madison County, Illinois. 78 MW of nameplate capacity across 1 generator, operated by United States Steel Granite City Works.
Also known as Granite City Cogeneration Plant · EIA plant 57072
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 78 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- June 2010First generator online
- Operator
- United States Steel Granite City WorksEIA operator ID 56364
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Madison County, IL38.6972, −90.1283
- EIA plant ID
- 57072EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Granite City Works produces
Free · EIA-923Net generation, 2025
448 GWh
447,978 MWh, final
Capacity factor, 2025
65.6%
2024: 70.8%
January to July 2026
260 GWh
Provisional
Range, 2015 to 2025
445.9–548.8
GWh a year. Low 2018, high 2022
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | 365,448 | Not reported | 12 of 12 |
| 2011 | 421,075 | 61.6% | 12 of 12 |
| 2012 | 441,412 | 64.4% | 12 of 12 |
| 2013 | 464,258 | 67.9% | 12 of 12 |
| 2014 | 473,562 | 69.3% | 12 of 12 |
| 2015 | 462,017 | 67.6% | 12 of 12 |
| 2016 | 529,370 | 77.3% | 12 of 12 |
| 2017 | 508,701 | Not reported | 12 of 12 |
| 2018 | 445,897 | 65.3% | 12 of 12 |
| 2019 | 501,322 | 73.4% | 12 of 12 |
| 2020 | 533,964 | 77.9% | 12 of 12 |
| 2021 | 528,017 | 77.3% | 12 of 12 |
| 2022 | 548,757 | 80.3% | 12 of 12 |
| 2023 | 538,943 | 78.9% | 12 of 12 |
| 2024 | 484,746 | 70.8% | 12 of 12 |
| 2025 | 447,978 | 65.6% | 12 of 12 |
| 2026 (provisional, partial year) | 260,061 | 65.5% | 7 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
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 |
|---|---|---|---|
| G-1 | All Other | 78.0 | June 2010 |
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 United States Steel Granite City Works 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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Questions about Granite City Works
How much power does Granite City Works produce?
Granite City Works reported 447,978 MWh (448 GWh) of net generation in 2025, a 65.6% capacity factor on 78 MW of nameplate capacity. From January to July 2026 it reported 260 GWh, which is provisional.
Where is Granite City Works?
Granite City Works is in Madison County, Illinois, at 38.6972, −90.1283. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Granite City Works?
EIA-860M for August 2026 lists United States Steel Granite City Works as the operator (EIA operator ID 56364). The operator is not always the owner.
When did Granite City Works start operating?
Its first generator began operating in June 2010, according to EIA-860M.
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)
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page