Primient Decatur Plant Cogen
Natural gas power plant in Macon County, Illinois. 64.8 MW of nameplate capacity across 1 generator, operated by Primary Products Ingredients Americas, LLC.
Also known as EIA plant 10867
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 64.8 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- January 1989First generator online
- Operator
- Primary Products Ingredients Americas, LLCEIA operator ID 7
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Macon County, IL39.8492, −88.9319
- EIA plant ID
- 10867EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Primient Decatur Plant Cogen produces
Free · EIA-923Net generation, 2025
150 GWh
149,976 MWh, final
Capacity factor, 2025
26.4%
2024: 44.6%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
0.0–386.3
GWh a year. Low 2017, high 2020
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 369,010 | Not reported | 12 of 12 |
| 2001 | 373,845 | Not reported | 12 of 12 |
| 2002 | 361,628 | Not reported | 12 of 12 |
| 2003 | 359,618 | Not reported | 12 of 12 |
| 2004 | 352,370 | Not reported | 12 of 12 |
| 2005 | 356,130 | Not reported | 12 of 12 |
| 2006 | 371,245 | Not reported | 12 of 12 |
| 2007 | 332,137 | Not reported | 12 of 12 |
| 2008 | 309,400 | Not reported | 12 of 12 |
| 2009 | 320,159 | Not reported | 12 of 12 |
| 2010 | 255,544 | 47.1% | 12 of 12 |
| 2011 | 271,128 | 49.9% | 12 of 12 |
| 2012 | 241,207 | 44.3% | 12 of 12 |
| 2013 | 289,520 | 53.3% | 12 of 12 |
| 2014 | 290,418 | 53.5% | 12 of 12 |
| 2015 | 252,715 | 46.5% | 12 of 12 |
| 2016 | 257,263 | 47.2% | 12 of 12 |
| 2017 | 0 | Not reported | 12 of 12 |
| 2018 | 208,210 | 36.7% | 12 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | 386,348 | 67.9% | 12 of 12 |
| 2021 | 327,541 | Not reported | 12 of 12 |
| 2022 | 283,825 | 50.0% | 12 of 12 |
| 2023 | 300,668 | 53.0% | 12 of 12 |
| 2024 | 253,951 | 44.6% | 12 of 12 |
| 2025 | 149,976 | 26.4% | 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 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 |
|---|---|---|---|
| GEN1 | Natural Gas Steam Turbine | 64.8 | January 1989 |
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 Primary Products Ingredients Americas, 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 Primient Decatur Plant Cogen
How much power does Primient Decatur Plant Cogen produce?
Primient Decatur Plant Cogen reported 149,976 MWh (150 GWh) of net generation in 2025, a 26.4% capacity factor on 64.8 MW of nameplate capacity.
Where is Primient Decatur Plant Cogen?
Primient Decatur Plant Cogen is in Macon County, Illinois, at 39.8492, −88.9319. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Primient Decatur Plant Cogen?
EIA-860M for August 2026 lists Primary Products Ingredients Americas, LLC as the operator (EIA operator ID 7). The operator is not always the owner.
When did Primient Decatur Plant Cogen start operating?
Its first generator began operating in January 1989, 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)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page