Powerton
Coal power plant in Tazewell County, Illinois. 1,785.6 MW of nameplate capacity across 2 generators, operated by Midwest Generations EME LLC.
Also known as Powerton Generating Station · EIA plant 879
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Key facts
- Capacity
- 1,785.6 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- September 1972First generator online
- Operator
- Midwest Generations EME LLCEIA operator ID 12384
- Grid
- PJMBalancing authority PJM
- Price nodes
- 2 PJM nodesResource nodes with prices
- Location
- Tazewell County, IL40.5408, −89.6786
- EIA plant ID
- 879EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Powerton produces
Free · EIA-923Net generation, 2025
3.36 TWh
3,360,233 MWh, final. 11 of 12 months reported
Capacity factor, 2025
23.5%
2024: 14.2%
January to July 2026
1.94 TWh
Provisional
Range, 2015 to 2024
0.8–5.6
TWh a year. Low 2020, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 7,240,168 | Not reported | 12 of 12 |
| 2001 | 7,503,010 | Not reported | 12 of 12 |
| 2002 | 7,618,895 | Not reported | 12 of 12 |
| 2003 | 7,746,717 | Not reported | 11 of 12 |
| 2004 | 8,898,231 | Not reported | 12 of 12 |
| 2005 | 9,469,508 | Not reported | 12 of 12 |
| 2006 | 7,642,897 | Not reported | 12 of 12 |
| 2007 | 8,261,190 | Not reported | 12 of 12 |
| 2008 | 9,194,144 | Not reported | 12 of 12 |
| 2009 | 9,334,808 | Not reported | 12 of 12 |
| 2010 | 9,013,199 | 57.6% | 12 of 12 |
| 2011 | 9,183,981 | 58.7% | 12 of 12 |
| 2012 | 8,166,591 | 52.1% | 12 of 12 |
| 2013 | 8,359,098 | 53.4% | 12 of 12 |
| 2014 | 5,401,859 | 51.4% | 8 of 12 |
| 2015 | 5,584,776 | 35.7% | 12 of 12 |
| 2016 | 4,549,252 | 29.0% | 12 of 12 |
| 2017 | 4,913,800 | 31.4% | 12 of 12 |
| 2018 | 4,511,849 | 28.8% | 12 of 12 |
| 2019 | 2,334,751 | 14.9% | 12 of 12 |
| 2020 | 844,778 | 5.4% | 12 of 12 |
| 2021 | 2,701,322 | 17.3% | 12 of 12 |
| 2022 | 5,094,904 | 32.6% | 12 of 12 |
| 2023 | 1,337,628 | 8.6% | 12 of 12 |
| 2024 | 2,220,805 | 14.2% | 12 of 12 |
| 2025 | 3,360,233 | 23.5% | 11 of 12 |
| 2026 (provisional, partial year) | 1,941,191 | 21.4% | 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 account · PJMEmissions
Free · EPA CAMPDCO₂, 2025
4.66M
US short tons. 2024: 2.91M
SO₂, 2025
2,115
US short tons
NOx, 2025
2,158
US short tons
4 of 4 EPA units reported CO₂ in 2025 (51, 52, 61, 62), matched to EIA plant 879 through the EPA–EIA crosswalk.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
203,688
million gallons
Consumption, 2024
4,897
million gallons
Source
Illinois River
Surface, Fresh. Recirculating with cooling pond
Watershed stress
Very low/none · 0.181
USGS SUI, HUC12 Pekin Lake-Illinois River
24 of 24 cooling months report withdrawal. SUI of the source river HUC12 within 3 km. Cooling-pond plants report water circulated through the pond as withdrawal, so withdrawal is far above consumption. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 5 | Conventional Steam Coal | 892.8 | September 1972 |
| 6 | Conventional Steam Coal | 892.8 | December 1975 |
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 Midwest Generations EME 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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Power plants near Powerton
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Questions about Powerton
How much power does Powerton produce?
Powerton reported 3,360,233 MWh (3.36 TWh) of net generation in 2025, a 23.5% capacity factor on 1,785.6 MW of nameplate capacity. From January to July 2026 it reported 1.94 TWh, which is provisional. 11 of 12 months were reported for 2025.
Where is Powerton?
Powerton is in Tazewell County, Illinois, at 40.5408, −89.6786. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Powerton?
EIA-860M for August 2026 lists Midwest Generations EME LLC as the operator (EIA operator ID 12384). The operator is not always the owner.
When did Powerton start operating?
Its first generator began operating in September 1972, according to EIA-860M.
Does InfraMap have power prices for Powerton?
Yes. InfraMap has PJM day-ahead and real-time prices at 2 price nodes linked to Powerton, 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
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page