Gibson
Gibson County, Indiana · EIA plant ID 6113 · Operator: Duke Energy Indiana, LLC
Nameplate3,340MWSummer 3,132 MW
Generators5in service
Net generation10,591GWh12 mo to Aug 2026
Capacity factor39%gas/coal/oil units, summer MW
Heat rate11,159Btu/kWhfossil units, electric fuel, HHV
First online1975Runs as intermediate
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 | 20,168.5 | 73.5% | 9,894 |
| 2002 | 20,522.2 | 74.8% | 9,643 |
| 2003 | 20,798.7 | 75.8% | 10,023 |
| 2004 | 21,340.5 | 77.6% | 10,020 |
| 2005 | 22,442.8 | 81.8% | 9,969 |
| 2006 | 22,465.9 | 81.9% | 10,035 |
| 2007 | 23,342.3 | 85.1% | 10,047 |
| 2008 | 21,903.4 | 79.6% | 10,139 |
| 2009 | 18,901.8 | 68.9% | 10,208 |
| 2010 | 20,227.9 | 73.8% | 10,227 |
| 2011 | 17,611.4 | 64.2% | 10,306 |
| 2012 | 18,635.6 | 67.7% | 10,298 |
| 2013 | 17,331.5 | 63.2% | 10,359 |
| 2014 | 17,747.4 | 64.7% | 10,456 |
| 2015 | 14,585.9 | 53.2% | 10,491 |
| 2016 | 16,674.9 | 60.6% | 10,419 |
| 2017 | 17,996.8 | 65.6% | 10,318 |
| 2018 | 17,631.8 | 64.3% | 10,761 |
| 2019 | 12,184.1 | 44.4% | 11,041 |
| 2020 | 11,784.2 | 42.8% | 10,841 |
| 2021 | 9,230.4 | 33.6% | 10,998 |
| 2022 | 9,200.5 | 33.5% | 11,383 |
| 2023 | 7,970.9 | 29.0% | 11,735 |
| 2024 | 10,032.3 | 36.5% | 11,033 |
| 2025 | 10,644.3 | 38.8% | 11,089 |
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 | 667.9 | 630 | May 1976 | Operating | — | coming soon |
| 2 | Conventional Steam Coal | ST | 667.9 | 630 | Apr 1975 | Operating | — | coming soon |
| 3 | Conventional Steam Coal | ST | 667.9 | 630 | Mar 1978 | Operating | — | coming soon |
| 4 | Conventional Steam Coal | ST | 667.9 | 622 | Mar 1979 | Operating | — | coming soon |
| 5 | Conventional Steam Coal | ST | 667.9 | 620 | Oct 1982 | Operating | — | coming soon |
Owner / operator
Operator: Duke Energy Indiana, LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Duke Energy Indiana, LLC | 90.0% | 3,006 MW |
| Wabash Valley Power Assn, Inc | 5.0% | 167 MW |
| Indiana Municipal Power Agency | 5.0% | 167 MW |
Nearby plants
Within 80 km.
| Gibson Solar | 200 MW | 21.4 km |
| Patoka Solar | — | 25.8 km |
| Elliot Solar LLC | — | 30.1 km |
| Volkman Road Solar Array Hybrid | 3 MW | 31.2 km |
| SV CSG Aldridge A, LLC | 2 MW | 38.7 km |
| SV CSG Aldridge B, LLC | 2 MW | 38.7 km |