Twin Branch PV
Solar power plant in St Joseph County, Indiana. 2.6 MW of nameplate capacity across 1 generator, operated by Indiana Michigan Power Co.
Also known as EIA plant 59861
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 2.6 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- August 2016First generator online
- Operator
- Indiana Michigan Power CoEIA operator ID 9324
- Grid
- PJMBalancing authority PJM
- Price nodes
- 1 PJM nodeResource nodes with prices
- Location
- St Joseph County, IN41.6900, −86.1200
- EIA plant ID
- 59861EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Twin Branch PV produces
Free · EIA-923Net generation, 2025
4.01 GWh
4,005 MWh, final
Capacity factor, 2025
17.6%
2024: 17.5%
January to July 2026
2.28 GWh
Provisional
Range, 2017 to 2025
3.6–4.2
GWh a year. Low 2022, high 2017
| 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 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | 1,387 | Not reported | 5 of 12 |
| 2017 | 4,236 | 18.6% | 12 of 12 |
| 2018 | 3,894 | 17.1% | 12 of 12 |
| 2019 | 3,755 | 16.5% | 12 of 12 |
| 2020 | 3,061 | 16.1% | 10 of 12 |
| 2021 | 3,963 | 17.4% | 12 of 12 |
| 2022 | 3,638 | 16.0% | 12 of 12 |
| 2023 | 3,832 | 16.8% | 12 of 12 |
| 2024 | 4,003 | 17.5% | 12 of 12 |
| 2025 | 4,005 | 17.6% | 12 of 12 |
| 2026 (provisional, partial year) | 2,281 | 17.2% | 7 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 · PJMEmissions
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 |
|---|---|---|---|
| TBPV1 | Solar Photovoltaic | 2.6 | August 2016 |
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 Indiana Michigan Power Co 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 Twin Branch PV
More plants operated by Indiana Michigan Power Co
Questions about Twin Branch PV
How much power does Twin Branch PV produce?
Twin Branch PV reported 4,005 MWh (4.01 GWh) of net generation in 2025, a 17.6% capacity factor on 2.6 MW of nameplate capacity. From January to July 2026 it reported 2.28 GWh, which is provisional.
Where is Twin Branch PV?
Twin Branch PV is in St Joseph County, Indiana, at 41.6900, −86.1200. It is in the PJM Interconnection, LLC balancing area (PJM).
Who operates Twin Branch PV?
EIA-860M for August 2026 lists Indiana Michigan Power Co as the operator (EIA operator ID 9324). The operator is not always the owner.
When did Twin Branch PV start operating?
Its first generator began operating in August 2016, according to EIA-860M.
Does InfraMap have power prices for Twin Branch PV?
Yes. InfraMap has PJM day-ahead and real-time prices at 1 price node linked to Twin Branch PV, 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)
- PJM day-ahead and real-time prices; node and hub assignments as of 2026-10-05
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page