Alpine Solar
Solar power plant in Los Angeles County, California. 66 MW of nameplate capacity across 1 generator, operated by Alpine BESS LLC.
Also known as EIA plant 57295
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 66 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- February 2013First generator online
- Operator
- Alpine BESS LLCEIA operator ID 64617
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Los Angeles County, CA34.7892, −118.5047
- EIA plant ID
- 57295EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Alpine Solar produces
Free · EIA-923Net generation, 2025
114 GWh
114,054 MWh, final
Capacity factor, 2025
19.7%
2024: 20.5%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
114.1–166.8
GWh a year. Low 2025, high 2015
| 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 | 1,163 | Not reported | 1 of 12 |
| 2013 | 170,259 | Not reported | 12 of 12 |
| 2014 | 167,054 | 28.9% | 12 of 12 |
| 2015 | 166,796 | 28.8% | 12 of 12 |
| 2016 | 165,117 | 28.5% | 12 of 12 |
| 2017 | 162,936 | 28.2% | 12 of 12 |
| 2018 | 161,643 | 28.0% | 12 of 12 |
| 2019 | 154,939 | 26.8% | 12 of 12 |
| 2020 | 155,997 | 26.9% | 12 of 12 |
| 2021 | 163,655 | 28.3% | 12 of 12 |
| 2022 | 164,018 | 28.4% | 12 of 12 |
| 2023 | 160,957 | 27.8% | 12 of 12 |
| 2024 | 118,802 | 20.5% | 12 of 12 |
| 2025 | 114,054 | 19.7% | 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 · CAISOEmissions
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 |
|---|---|---|---|
| 1 | Solar Photovoltaic | 66.0 | February 2013 |
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 Alpine BESS LLC 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 Alpine Solar
How much power does Alpine Solar produce?
Alpine Solar reported 114,054 MWh (114 GWh) of net generation in 2025, a 19.7% capacity factor on 66 MW of nameplate capacity.
Where is Alpine Solar?
Alpine Solar is in Los Angeles County, California, at 34.7892, −118.5047. It is in the California Independent System Operator balancing area (CISO).
Who operates Alpine Solar?
EIA-860M for August 2026 lists Alpine BESS LLC as the operator (EIA operator ID 64617). The operator is not always the owner.
When did Alpine Solar start operating?
Its first generator began operating in February 2013, according to EIA-860M.
Does InfraMap have power prices for Alpine Solar?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Alpine Solar, 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)
- CAISO 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