NewtonRetirement planned
Jasper County, Illinois · EIA plant ID 6017 · Operator: Illinois Power Generating Co
Nameplate617MWSummer 595 MW
Generators1in service
Net generation3,314GWh12 mo to Aug 2026
Capacity factor69%gas/coal/oil units, summer MW
Heat rate11,467Btu/kWhfossil units, electric fuel, HHV
First online1977Runs as baseload
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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 | 6,097.1 | 62.7% | 10,642 |
| 2002 | 7,217.2 | 74.2% | 10,785 |
| 2003 | 6,754.6 | 68.5% | 10,844 |
| 2004 | 7,024.6 | 71.0% | 10,680 |
| 2005 | 7,297.2 | 74.0% | 10,290 |
| 2006 | 7,179.5 | 72.8% | 10,183 |
| 2007 | 8,380.6 | 82.2% | 10,718 |
| 2008 | 8,501 | 80.6% | 10,371 |
| 2009 | 7,983.7 | 75.7% | 10,214 |
| 2010 | 7,668.5 | 73.1% | 10,314 |
| 2011 | 7,393.1 | 70.5% | 10,401 |
| 2012 | 5,521.5 | 52.5% | 10,622 |
| 2013 | 6,918.1 | 66.0% | 10,237 |
| 2014 | 6,726.9 | 64.3% | 10,207 |
| 2015 | 4,998.1 | 47.8% | 10,425 |
| 2016 | 3,330.3 | 38.1% | 10,998 |
| 2017 | 3,281.5 | 63.0% | 10,489 |
| 2018 | 3,216.4 | 61.7% | 10,483 |
| 2019 | 3,201.2 | 61.4% | 10,630 |
| 2020 | 2,631.9 | 50.4% | 10,738 |
| 2021 | 3,566.4 | 68.4% | 10,858 |
| 2022 | 3,509.8 | 67.3% | 10,853 |
| 2023 | 3,082.2 | 59.1% | 11,114 |
| 2024 | 2,821.4 | 54.0% | 11,220 |
| 2025 | 3,712.6 | 71.2% | 11,285 |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Conventional Steam Coal | ST | 617.4 | 595 | Nov 1977 | Operating · retirement planned | Dec 2027 | coming soon |
| 2 | Conventional Steam Coal | ST | 617.4 | 600 | Dec 1982 | Retired Sep 2016 | — | coming soon |
Owner / operator
Operator: Illinois Power Generating Co. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Illinois Power Generating Co | 100.0% | 617 MW |
Nearby plants
Within 80 km.
| Newton Solar BESS LLC | 54 MW | 0 km |
| SV CSG Diel 1 | — | 25.9 km |
| Olney Solar II CSG | 2 MW | 27.2 km |
| Clay FC | 2 MW | 28.6 km |
| Maple Flats | 250 MW | 31.3 km |
| Flora Site A | 5 MW | 33.7 km |