University Park South
Natural gas power plant in Will County, Illinois. 353.4 MW of nameplate capacity across 6 generators, operated by University Park Energy LLC.
Also known as University Park South Energy Center · EIA plant 55250
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Key facts
- Capacity
- 353.4 MWNameplate
- Generators
- 6 operatingEIA-860M, August 2026
- Operating since
- June 2001First generator online
- Operator
- University Park Energy LLCEIA operator ID 57043
- Grid
- PJMBalancing authority PJM
- Price nodes
- 6 PJM nodesResource nodes with prices
- Location
- Will County, IL41.4409, −87.7532
- EIA plant ID
- 55250EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power University Park South produces
Free · EIA-923Net generation, 2025
151 GWh
151,438 MWh, final
Capacity factor, 2025
4.9%
2024: 2.3%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
70.0–388.6
GWh a year. Low 2024, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 68,069 | Not reported | 7 of 12 |
| 2002 | 36,022 | Not reported | 12 of 12 |
| 2003 | 12,303 | Not reported | 12 of 12 |
| 2004 | 59,440 | Not reported | 12 of 12 |
| 2005 | 141,042 | Not reported | 12 of 12 |
| 2006 | 185,024 | Not reported | 12 of 12 |
| 2007 | 300,135 | Not reported | 12 of 12 |
| 2008 | 120,075 | Not reported | 12 of 12 |
| 2009 | 37,214 | Not reported | 12 of 12 |
| 2010 | 33,372 | 1.1% | 12 of 12 |
| 2011 | 68,613 | 2.3% | 12 of 12 |
| 2012 | 114,457 | 3.8% | 12 of 12 |
| 2013 | 80,509 | 2.7% | 12 of 12 |
| 2014 | 60,478 | 2.0% | 12 of 12 |
| 2015 | 109,180 | Not reported | 12 of 12 |
| 2016 | 207,434 | 6.7% | 12 of 12 |
| 2017 | 141,965 | 4.6% | 12 of 12 |
| 2018 | 231,786 | 7.5% | 12 of 12 |
| 2019 | 211,479 | 6.8% | 12 of 12 |
| 2020 | 388,647 | 12.5% | 12 of 12 |
| 2021 | 226,635 | 7.3% | 12 of 12 |
| 2022 | 80,605 | 2.6% | 12 of 12 |
| 2023 | 83,435 | 2.7% | 12 of 12 |
| 2024 | 70,044 | 2.3% | 12 of 12 |
| 2025 | 151,438 | 4.9% | 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 CAMPDCO₂, 2025
97,289
US short tons. 2024: Not reported
SO₂, 2025
1
US short tons
NOx, 2025
148
US short tons
CO₂ per MWh, calculated
0.64 t
About 1,285 lb per MWh
12 of 12 EPA units reported CO₂ in 2025 (UP1, UP10, UP11, UP12, UP2, UP3, UP4, UP5, and others), matched to EIA plant 55250 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, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| UPG1 | Natural Gas Fired Combustion Turbine | 58.9 | June 2001 |
| UPG2 | Natural Gas Fired Combustion Turbine | 58.9 | June 2001 |
| UPG3 | Natural Gas Fired Combustion Turbine | 58.9 | June 2001 |
| UPG4 | Natural Gas Fired Combustion Turbine | 58.9 | June 2001 |
| UPG5 | Natural Gas Fired Combustion Turbine | 58.9 | June 2001 |
| UPG6 | Natural Gas Fired Combustion Turbine | 58.9 | July 2001 |
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 University Park Energy LLC 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 University Park South
How much power does University Park South produce?
University Park South reported 151,438 MWh (151 GWh) of net generation in 2025, a 4.9% capacity factor on 353.4 MW of nameplate capacity.
Where is University Park South?
University Park South is in Will County, Illinois, at 41.4409, −87.7532. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates University Park South?
EIA-860M for August 2026 lists University Park Energy LLC as the operator (EIA operator ID 57043). The operator is not always the owner.
When did University Park South start operating?
Its first generator began operating in June 2001, according to EIA-860M.
Does InfraMap have power prices for University Park South?
Yes. InfraMap has PJM day-ahead and real-time prices at 6 price nodes linked to University Park South, 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
- 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