Natural gasOperatingMISO

Georgetown

Natural gas power plant in Marion County, Indiana. 340 MW of nameplate capacity across 4 generators, operated by AES Indiana.

Also known as Georgetown combustion turbines · EIA plant 7759

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Duke Building 98Duke Building 87Indianapolis Motor Sp…Rockville Solar II, LLCGeorgetown5 km
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6 plants within 16 km, from EIA coordinates.

Key facts

Capacity
340 MWNameplate
Generators
4 operatingEIA-860M, August 2026
Operating since
June 2000First generator online
Operator
AES IndianaEIA operator ID 9273
Grid
MISOBalancing authority MISO
Price nodes
4 MISO nodesResource nodes with prices
Location
Marion County, IN39.9026, −86.2441
EIA plant ID
7759EIA plant page

Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.

How much power Georgetown produces

Free · EIA-923

Net generation, 2025

307 GWh

306,968 MWh, final

Capacity factor, 2025

10.3%

2024: 15.6%

January to July 2026

Not reported

Provisional. 0 of 7 months reported

Range, 2015 to 2025

54.1–466.1

GWh a year. Low 2019, high 2024

Annual net generation, GWhCapacity factor below each year
Annual net generation from EIA-923
YearNet generation, MWhCapacity factorMonths reported
200026,596Not reported12 of 12
200132,909Not reported12 of 12
200219,719Not reported12 of 12
20032,507Not reported11 of 12
20041,746Not reported12 of 12
200516,203Not reported12 of 12
20067,426Not reported12 of 12
20074,171Not reported12 of 12
20086,817Not reported12 of 12
200920,297Not reported12 of 12
201071,9962.7%12 of 12
201186,8943.2%12 of 12
2012148,5465.5%12 of 12
2013111,244Not reported12 of 12
201430,7931.0%12 of 12
2015119,9184.0%12 of 12
2016181,7096.1%12 of 12
201772,7742.4%12 of 12
2018127,1474.3%12 of 12
201954,0991.8%12 of 12
2020214,5907.2%12 of 12
2021317,53310.7%12 of 12
2022184,5536.2%12 of 12
2023239,3648.0%12 of 12
2024466,09415.6%12 of 12
2025306,96810.3%12 of 12
2026 (provisional, partial year)Not reportedNot reported0 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 account · MISO

Emissions

Free · EPA CAMPD

CO₂, 2025

363,060

US short tons. 2024: 485,876

SO₂, 2025

2

US short tons

NOx, 2025

89

US short tons

CO₂ per MWh, calculated

1.18 t

About 2,365 lb per MWh

4 of 4 EPA units reported CO₂ in 2025 (GT1, GT2, GT3, GT4), matched to EIA plant 7759 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.

Water use

Free · EIA-923 cooling, USGS

No EIA cooling-water record for this plant in 2024.

Generators

Free · EIA-860M
GeneratorTechnologyNameplate MWOnline since
GT1Natural Gas Fired Combustion Turbine85.0June 2000
GT2Natural Gas Fired Combustion Turbine85.0June 2000
GT3Natural Gas Fired Combustion Turbine85.0June 2000
GT4Natural Gas Fired Combustion Turbine85.0May 2001

Ownership and offtake

Pro
Pro

Ownership and offtake are part of Pro

Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists AES Indiana as the operator, which is not always the owner.

Modeled data

Pro

Pro adds modeled values for this plant. Everything above stays free.

Modeled

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.

Analyst and MCP

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Power plants near Georgetown

More plants operated by AES Indiana

Questions about Georgetown

How much power does Georgetown produce?

Georgetown reported 306,968 MWh (307 GWh) of net generation in 2025, a 10.3% capacity factor on 340 MW of nameplate capacity.

Where is Georgetown?

Georgetown is in Marion County, Indiana, at 39.9026, −86.2441. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).

Who operates Georgetown?

EIA-860M for August 2026 lists AES Indiana as the operator (EIA operator ID 9273). The operator is not always the owner.

When did Georgetown start operating?

Its first generator began operating in June 2000, according to EIA-860M.

Does InfraMap have power prices for Georgetown?

Yes. InfraMap has MISO day-ahead and real-time prices at 4 price nodes linked to Georgetown, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.

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)
  • EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
  • MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
  • Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)

Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page