Orange County Energy Storage 2
Orange County Energy Storage 2 is a 9 MW battery storage project in Orange County, California, operated by Convergent Energy and Power LP. EIA-860M lists 1 generating unit here, inside CAISO. Its unit entered service in 2021.
As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m
- Nameplate capacity
- 9 MW
- 9 MW net summer
- Generating units
- 1
- In service
- 2021
- EIA plant ID
- 62497
Where it is
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- County
- Orange County, California
- Coordinates
- 33.7155, -117.8543
- Balancing authority
- CISO
- Sector
- IPP Non-CHP
Units, technology and status
- Operator of record
- Convergent Energy and Power LP
- Primary energy source
- Battery
- Technologies
- Batteries
- Status
- Out of service but expected to return to service in next calendar year
Orange County Energy Storage 2: FAQ
- Where is Orange County Energy Storage 2?
- In Orange County, California (CA). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
- How big is Orange County Energy Storage 2?
- 9 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.
- Who owns Orange County Energy Storage 2?
- EIA-860M names Convergent Energy and Power LP as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
- Is this the same as Orange County Energy Storage 2 LLC?
- Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — Convergent Energy and Power LP here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Orange County Energy Storage 2 LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
- Is Orange County Energy Storage 2 still running?
- EIA-860M files it as "Out of service but expected to return to service in next calendar year" for 2026-07. Statuses change monthly, and this page follows the monthly release.