Georgetown
Marion County, Indiana · EIA plant ID 7759 · Operator: Indianapolis Power & Light Co
Nameplate340MWSummer 316 MW
Generators4in service
Net generation307GWh12 mo to Dec 2025
Capacity factor11%gas/coal/oil units, summer MW
Heat rate12,306Btu/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 | 32.9 | 1.6% | 12,997 |
| 2002 | 19.7 | 0.8% | 13,137 |
| 2003 | 2.5 | 0.1% | — |
| 2004 | 1.7 | 0.1% | 29,250 |
| 2005 | 16.2 | 0.6% | 15,747 |
| 2006 | 7.4 | 0.3% | 15,349 |
| 2007 | 4.2 | 0.2% | 16,909 |
| 2008 | 6.8 | 0.3% | 22,379 |
| 2009 | 20.3 | 0.8% | 14,222 |
| 2010 | 72 | 2.8% | 13,561 |
| 2011 | 86.9 | 3.4% | 13,218 |
| 2012 | 148.5 | 5.7% | 13,470 |
| 2013 | 111.2 | 4.6% | 13,343 |
| 2014 | 30.8 | 1.3% | 13,579 |
| 2015 | 119.9 | 5.0% | 12,966 |
| 2016 | 181.7 | 7.5% | 12,838 |
| 2017 | 72.8 | 3.0% | 13,808 |
| 2018 | 127.1 | 5.3% | 13,401 |
| 2019 | 54.1 | 2.2% | 12,674 |
| 2020 | 214.6 | 8.8% | 12,565 |
| 2021 | 317.5 | 11.5% | 12,912 |
| 2022 | 184.6 | 6.7% | 13,056 |
| 2023 | 239.4 | 8.6% | 12,901 |
| 2024 | 466.1 | 16.8% | 13,168 |
| 2025 | 307 | 11.1% | 12,306 |
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 |
|---|---|---|---|---|---|---|---|---|
| GT1 | Natural Gas Fired Combustion Turbine | GT | 85 | 79 | Jun 2000 | Operating | — | coming soon |
| GT2 | Natural Gas Fired Combustion Turbine | GT | 85 | 79 | Jun 2000 | Operating | — | coming soon |
| GT3 | Natural Gas Fired Combustion Turbine | GT | 85 | 79.2 | Jun 2000 | Operating | — | coming soon |
| GT4 | Natural Gas Fired Combustion Turbine | GT | 85 | 79.2 | May 2001 | Operating | — | coming soon |
Owner / operator
Operator: Indianapolis Power & Light Co. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Indianapolis Power & Light Co | 50.0% | 170 MW |
| Indiana Municipal Power Agency | 50.0% | 170 MW |
Nearby plants
Within 80 km.
| Duke Building 129 | 3 MW | 0.9 km |
| Marion Solar LNG | 2 MW | 1.3 km |
| Duke Building 98 | 3 MW | 1.4 km |
| Duke Building 87 | 3 MW | 1.6 km |
| Indianapolis Motor Speedway Solar PV | 9 MW | 12.5 km |
| Rockville Solar II, LLC | 3 MW | 15.8 km |