Duke Building 87
Solar power plant in Marion County, Indiana. 2.7 MW of nameplate capacity across 1 generator, operated by Concord New Energy.
Also known as EIA plant 59432
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 2.7 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 2014First generator online
- Operator
- Concord New EnergyEIA operator ID 59209
- Grid
- MISOBalancing authority MISO
- Price nodes
- None linkedNo verified ISO node
- Location
- Marion County, IN39.8908, −86.2556
- EIA plant ID
- 59432EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Duke Building 87 produces
Free · EIA-923Net generation, 2025
3.43 GWh
3,434 MWh, final
Capacity factor, 2025
14.5%
2024: 14.7%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
2.2–3.8
GWh a year. Low 2017, high 2019
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | 6 | Not reported | 1 of 12 |
| 2015 | 3,402 | 14.4% | 12 of 12 |
| 2016 | 3,473 | 14.6% | 12 of 12 |
| 2017 | 2,186 | 9.2% | 12 of 12 |
| 2018 | 3,210 | 13.6% | 12 of 12 |
| 2019 | 3,849 | 16.3% | 12 of 12 |
| 2020 | 3,423 | 14.4% | 12 of 12 |
| 2021 | 2,704 | 11.4% | 12 of 12 |
| 2022 | 3,227 | 13.6% | 12 of 12 |
| 2023 | 3,387 | 14.3% | 12 of 12 |
| 2024 | 3,493 | 14.7% | 12 of 12 |
| 2025 | 3,434 | 14.5% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| DUK87 | Solar Photovoltaic | 2.7 | December 2014 |
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 Concord New Energy as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near Duke Building 87
More plants operated by Concord New Energy
Questions about Duke Building 87
How much power does Duke Building 87 produce?
Duke Building 87 reported 3,434 MWh (3.43 GWh) of net generation in 2025, a 14.5% capacity factor on 2.7 MW of nameplate capacity.
Where is Duke Building 87?
Duke Building 87 is in Marion County, Indiana, at 39.8908, −86.2556. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates Duke Building 87?
EIA-860M for August 2026 lists Concord New Energy as the operator (EIA operator ID 59209). The operator is not always the owner.
When did Duke Building 87 start operating?
Its first generator began operating in December 2014, according to EIA-860M.
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)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page