Energy Shelby County
Shelby County, Illinois · EIA plant ID 55237 · Operator: Shelby County Energy Center, LLC
Nameplate483MWSummer 336 MW
Generators8in service
Net generation184GWh12 mo to Dec 2025
Capacity factor6%gas/coal/oil units, summer MW
Heat rate10,246Btu/kWhfossil units, electric fuel, HHV
First online2000Runs as peaking
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) |
|---|---|---|---|
| 2001 | 65.3 | 2.4% | 10,622 |
| 2002 | 124.7 | 4.1% | 10,282 |
| 2003 | 6.3 | 0.2% | 10,489 |
| 2004 | 9.7 | 0.3% | 8,826 |
| 2005 | 81 | 2.5% | 9,839 |
| 2006 | 24.3 | 0.8% | 11,479 |
| 2007 | 60.7 | 1.9% | 9,792 |
| 2008 | 3.5 | 0.1% | 10,831 |
| 2009 | 1 | 0.0% | 9,726 |
| 2010 | 5.4 | 0.2% | 10,114 |
| 2011 | 14.5 | 0.4% | 10,141 |
| 2012 | 51.2 | 1.7% | 10,122 |
| 2013 | 13.4 | 0.4% | 10,519 |
| 2014 | 16.3 | 0.5% | 10,296 |
| 2015 | 18.3 | 0.6% | 10,250 |
| 2016 | 159.2 | 5.4% | 10,423 |
| 2017 | 115.7 | 3.9% | 9,902 |
| 2018 | 183.3 | 6.2% | 10,207 |
| 2019 | 230.9 | 7.8% | 10,633 |
| 2020 | 310.3 | 10.5% | 10,596 |
| 2021 | 316.2 | 10.7% | 10,134 |
| 2022 | 132.1 | 4.5% | 10,384 |
| 2023 | 170 | 5.8% | 10,172 |
| 2024 | 200.5 | 6.8% | 10,225 |
| 2025 | 183.9 | 6.3% | 10,246 |
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 |
|---|---|---|---|---|---|---|---|---|
| CTG1 | Natural Gas Fired Combustion Turbine | GT | 60.5 | 42 | Jun 2000 | Operating | — | coming soon |
| CTG2 | Natural Gas Fired Combustion Turbine | GT | 60.5 | 42 | Jun 2000 | Operating | — | coming soon |
| CTG3 | Natural Gas Fired Combustion Turbine | GT | 60.5 | 42 | Jun 2000 | Operating | — | coming soon |
| CTG4 | Natural Gas Fired Combustion Turbine | GT | 60.5 | 42 | Jun 2000 | Operating | — | coming soon |
| CTG5 | Natural Gas Fired Combustion Turbine | GT | 60.5 | 42 | Jun 2000 | Operating | — | coming soon |
| CTG6 | Natural Gas Fired Combustion Turbine | GT | 60.5 | 42 | Jun 2000 | Operating | — | coming soon |
| CTG7 | Natural Gas Fired Combustion Turbine | GT | 60 | 42 | May 2001 | Operating | — | coming soon |
| CTG8 | Natural Gas Fired Combustion Turbine | GT | 60 | 42 | May 2001 | Operating | — | coming soon |
Owner / operator
Operator: Shelby County Energy Center, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Shelby County Energy Center, LLC | 100.0% | 483 MW |
Nearby plants
Within 80 km.
| Holland Energy Facility | 702 MW | 25 km |
| Cooks Mill PV I | 99 MW | 27.3 km |
| Altamont | 7 MW | 33.5 km |
| Sullivan (IL) | 24 MW | 37.1 km |
| Freedom Power Project | retired | 38.3 km |
| Emily Solar, LLC | 274 MW | 41.2 km |