Rexford Solar Farm
The AES CorporationTulare County
Rexford Solar Farm is a hybrid solar and battery storage facility with 540 MW of EIA-reported total operating capacity and 960 MWh of reported storage energy capacity in Tulare County, California, registered as EIA Plant ID 64633. AES Clean Energy is the registered plant entity or operator. Commercial operation began on January 31, 2025.
Mapped infrastructure geometry associated with this asset.
Solar Photovoltaic, Batteries
4-hour storage duration
Rexford Solar Farm is operating.
EIA plant 64633 · Inventory for Sep 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| 20SD8 | Solar Photovoltaic | Operating | 300 | Unknown |
| 20SDB | Batteries | Operating | 240 | 960 |
Similar plants ranked by technology, capacity, and distance.
Current generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| 20SD8 | 300 MW 300 MW summer | Solar Photovoltaic PV | Feb 2025 | Operating |
| 20SDB | 240 MW 240 MW summer | Batteries BA | Feb 2025 | Operating |
Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.
Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.
Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.
Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.
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Project milestones and public references behind the asset profile.
The original developer announced that construction was expected to begin in early 2022; this is a planned milestone rather than a separately documented construction-start date.
230 kV · Southern California Edison (SCE)
CAISO
CAISO · Tulare County
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
| Largest reported plants | Capacity | State | |
|---|---|---|---|
| Rexford Solar FarmCurrent | 540 MW | CA | |
| West Camp Wind Farm | 500 MW | AZ | |
| McFarland B Solar and Storage | 450 MW | AZ | |
| McFarland A Solar and Storage | 300 MW | AZ | |
| Morris Solar | 250 MW | MO | |
| Chevelon Butte Wind Farm | 238.2 MW | AZ | |
| Baldy Mesa Solar & Storage | 225 MW | CA | |
| Chevelon Butte Phase 2 | 216 MW | AZ |
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
View full reporting portfolioRexford Solar Farm entered commercial operation.
AES identifies the Rexford solar-plus-storage facility as operational since February 2025.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Rexford Solar Farm reports 300 MW solar + 240 MW battery storage of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.
Rexford Solar Farm is a Solar Photovoltaic, Batteries facility in Tulare County, CA, participating in the CAISO market.
Rexford Solar Farm is in Tulare County, CA, inside the CAISO balancing area.
Rexford Solar Farm is operated by AES Clean Energy according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Rexford Solar Farm reported 703.6 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.
Rexford Solar Farm interconnects at Vestal Substation, on the Southern California Edison (SCE) system.
By capacity, Rexford Solar Farm ranks #45 of 7,597 operating plants of the same technology nationally. It ranks #7 of 972 in CA.
Plants within 25 km, nearest first, regardless of technology. Proximity is straight-line distance between mapped plant coordinates; it does not by itself establish a shared point of interconnection.
