Lone Star Solar
Solar and battery storage project in Calhoun County, South Carolina. 132 MW of nameplate capacity across 2 generators, operated by Lone Star Solar.
Also known as EIA plant 62235
This project groups Lone Star Solar (EIA 62235). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 132 MWSolar 66.0 · Battery storage 66.0
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- December 2024First generator online
- Operator
- Lone Star SolarEIA operator ID 61752
- Grid
- SCEGBalancing authority SCEG
- Price nodes
- None linkedNo verified ISO node
- Location
- Calhoun County, SC33.6488, −80.6391
- EIA plant ID
- 62235EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Lone Star Solar produces
Free · EIA-923Net generation, 2025
164 GWh
163,965 MWh, final
Capacity factor, 2025
28.6%
2024: Not reported
January to July 2026
112 GWh
Provisional
| 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 | Not reported | Not reported | 0 of 12 |
| 2017 | Not reported | Not reported | 0 of 12 |
| 2018 | Not reported | Not reported | 0 of 12 |
| 2019 | Not reported | Not reported | 0 of 12 |
| 2020 | Not reported | Not reported | 0 of 12 |
| 2021 | Not reported | Not reported | 0 of 12 |
| 2022 | Not reported | Not reported | 0 of 12 |
| 2023 | Not reported | Not reported | 0 of 12 |
| 2024 | 4,814 | Not reported | 1 of 12 |
| 2025 | 163,965 | 28.6% | 12 of 12 |
| 2026 (provisional, partial year) | 112,132 | 33.8% | 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 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 |
|---|---|---|---|
| 49 | Solar Photovoltaic | 66.0 | December 2024 |
| 50 | Batteries | 66.0 | December 2024 |
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 Lone Star Solar 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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Questions about Lone Star Solar
How much power does Lone Star Solar produce?
Lone Star Solar reported 163,965 MWh (164 GWh) of net generation in 2025, a 28.6% capacity factor on 132 MW of nameplate capacity. From January to July 2026 it reported 112 GWh, which is provisional.
Where is Lone Star Solar?
Lone Star Solar is in Calhoun County, South Carolina, at 33.6488, −80.6391. It is in the Dominion Energy South Carolina balancing area (SCEG).
Who operates Lone Star Solar?
EIA-860M for August 2026 lists Lone Star Solar as the operator (EIA operator ID 61752). The operator is not always the owner.
Is Lone Star Solar a solar or a battery storage plant?
Both. Solar capacity totals 66 MW and battery storage capacity totals 66 MW.
When did Lone Star Solar start operating?
Its first generator began operating in December 2024, 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