Oberon II Solar Project
Solar and battery storage project in Riverside County, California. 375 MW of nameplate capacity across 2 generators, operated by Intersect USA, LLC.
Also known as EIA plant 65735
This project groups Oberon II Solar Project (EIA 65735). EIA reports them as separate plants.
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 375 MWSolar 250.0 · Battery storage 125.0
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- September 2023First generator online
- Operator
- Intersect USA, LLCEIA operator ID 67582
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 3 CAISO nodesResource nodes with prices
- Location
- Riverside County, CA33.7290, −115.3824
- EIA plant ID
- 65735EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Oberon II Solar Project produces
Free · EIA-923Net generation, 2025
590 GWh
589,752 MWh, final
Capacity factor, 2025
27.8%
2024: 26.0%
January to July 2026
342 GWh
Provisional
Range, 2024 to 2025
554.4–589.8
GWh a year. Low 2024, high 2025
| 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 | 164,342 | Not reported | 4 of 12 |
| 2024 | 554,406 | 26.0% | 12 of 12 |
| 2025 | 589,752 | 27.8% | 12 of 12 |
| 2026 (provisional, partial year) | 341,992 | 27.7% | 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 · 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 |
|---|---|---|---|
| OBIIB | Batteries | 125.0 | September 2023 |
| OBIIP | Solar Photovoltaic | 250.0 | October 2023 |
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 Intersect USA, 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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Power plants near Oberon II Solar Project
More plants operated by Intersect USA, LLC
Questions about Oberon II Solar Project
How much power does Oberon II Solar Project produce?
Oberon II Solar Project reported 589,752 MWh (590 GWh) of net generation in 2025, a 27.8% capacity factor on 375 MW of nameplate capacity. From January to July 2026 it reported 342 GWh, which is provisional.
Where is Oberon II Solar Project?
Oberon II Solar Project is in Riverside County, California, at 33.7290, −115.3824. It is in the California Independent System Operator balancing area (CISO).
Who operates Oberon II Solar Project?
EIA-860M for August 2026 lists Intersect USA, LLC as the operator (EIA operator ID 67582). The operator is not always the owner.
Is Oberon II Solar Project a solar or a battery storage plant?
Both. Solar capacity totals 250 MW and battery storage capacity totals 125 MW.
When did Oberon II Solar Project start operating?
Its first generator began operating in September 2023, according to EIA-860M.
Does InfraMap have power prices for Oberon II Solar Project?
Yes. InfraMap has CAISO day-ahead and real-time prices at 3 price nodes linked to Oberon II Solar Project, 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