Noblesville
Natural gas power plant in Hamilton County, Indiana. 283 MW of nameplate capacity across 5 generators, operated by Duke Energy Indiana, LLC.
Also known as Noblesville Power Plant · EIA plant 1007
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Key facts
- Capacity
- 283 MWNameplate
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- September 1950First generator online
- Operator
- Duke Energy Indiana, LLCEIA operator ID 15470
- Grid
- MISOBalancing authority MISO
- Price nodes
- 6 MISO nodesResource nodes with prices
- Location
- Hamilton County, IN40.0969, −85.9714
- EIA plant ID
- 1007EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Noblesville produces
Free · EIA-923Net generation, 2025
1.69 TWh
1,689,705 MWh, final
Capacity factor, 2025
68.2%
2024: 72.4%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2016 to 2025
0.6–1.8
TWh a year. Low 2017, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 351,202 | Not reported | 12 of 12 |
| 2001 | 283,763 | Not reported | 12 of 12 |
| 2002 | 196,577 | Not reported | 12 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | 307,830 | Not reported | 12 of 12 |
| 2005 | 469,725 | Not reported | 12 of 12 |
| 2006 | 157,703 | Not reported | 12 of 12 |
| 2007 | 404,116 | Not reported | 12 of 12 |
| 2008 | 412,878 | Not reported | 12 of 12 |
| 2009 | 130,671 | Not reported | 12 of 12 |
| 2010 | 227,093 | 7.9% | 12 of 12 |
| 2011 | 349,969 | 12.2% | 12 of 12 |
| 2012 | 820,513 | 28.5% | 12 of 12 |
| 2013 | 478,668 | Not reported | 12 of 12 |
| 2014 | 232,895 | 9.7% | 10 of 12 |
| 2015 | 795,332 | Not reported | 9 of 12 |
| 2016 | 1,080,747 | 43.5% | 12 of 12 |
| 2017 | 564,576 | 22.8% | 12 of 12 |
| 2018 | 1,506,408 | 60.8% | 12 of 12 |
| 2019 | 1,422,801 | 57.4% | 12 of 12 |
| 2020 | 1,675,932 | 67.4% | 12 of 12 |
| 2021 | 1,273,956 | 51.4% | 12 of 12 |
| 2022 | 1,551,750 | 62.6% | 12 of 12 |
| 2023 | 1,272,819 | 51.3% | 12 of 12 |
| 2024 | 1,800,099 | 72.4% | 12 of 12 |
| 2025 | 1,689,705 | 68.2% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 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 · MISOEmissions
Free · EPA CAMPDCO₂, 2025
747,934
US short tons. 2024: 789,527
SO₂, 2025
4
US short tons
NOx, 2025
124
US short tons
CO₂ per MWh, calculated
0.44 t
About 885 lb per MWh
3 of 3 EPA units reported CO₂ in 2025 (CT3, CT4, CT5), matched to EIA plant 1007 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, USGSWithdrawal, 2024
197
million gallons
Consumption, 2024
53
million gallons
Source
Multiple
Surface, Fresh. Induced-draft tower
Watershed stress
Very low/none · 0.139
USGS SUI, HUC12 Dyers Creek-White River
12 of 12 cooling months report withdrawal. SUI of the HUC12 containing the plant. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Natural Gas Fired Combined Cycle | 50.0 | December 1950 |
| 2 | Natural Gas Fired Combined Cycle | 50.0 | September 1950 |
| 3 | Natural Gas Fired Combined Cycle | 61.0 | June 2003 |
| 4 | Natural Gas Fired Combined Cycle | 61.0 | June 2003 |
| 5 | Natural Gas Fired Combined Cycle | 61.0 | June 2003 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Duke Energy Indiana, LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
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.
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Power plants near Noblesville
More plants operated by Duke Energy Indiana, LLC
Questions about Noblesville
How much power does Noblesville produce?
Noblesville reported 1,689,705 MWh (1.69 TWh) of net generation in 2025, a 68.2% capacity factor on 283 MW of nameplate capacity.
Where is Noblesville?
Noblesville is in Hamilton County, Indiana, at 40.0969, −85.9714. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Noblesville?
EIA-860M for August 2026 lists Duke Energy Indiana, LLC as the operator (EIA operator ID 15470). The operator is not always the owner.
When did Noblesville start operating?
Its first generator began operating in September 1950, according to EIA-860M.
Does InfraMap have power prices for Noblesville?
Yes. InfraMap has MISO day-ahead and real-time prices at 6 price nodes linked to Noblesville, 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
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page