Desert Quartzite
Desert Quartzite LLCRiverside County
Desert Quartzite is a hybrid solar and battery storage facility with 450 MW of EIA-reported total operating capacity and 600 MWh of reported storage energy capacity in Riverside County, California, registered as EIA Plant ID 59871. EDF Renewables North America is the current owner; Desert Quartzite LLC is the registered plant entity or operator. Project filings list 1,080,000 solar panels for the facility. in 2020. Commercial operation began in December 2024.
Mapped infrastructure geometry associated with this asset.
Solar Photovoltaic, Batteries
4-hour storage duration
Desert Quartzite is operating.
EIA plant 59871 · Inventory for Sep 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| GEN01 | Solar Photovoltaic | Operating | 300 | Unknown |
| GEN02 | Batteries | Operating | 150 | 150 |
Similar plants ranked by technology, capacity, and distance.
Current generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| GEN01 | 300 MW 300 MW summer | Solar Photovoltaic PV | Dec 2024 | Operating |
| GEN02 | 150 MW 150 MW summer | Batteries BA | Dec 2024 | 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.
EDF Renewables North America and Clean Power Alliance signed a 15-year PPA for Desert Quartzite covering 300 MWac solar coupled with 600 MWh BESS.
220 kV · Southern California Edison Company
CAISO
CAISO · Riverside County
Monthly generation is reported through EIA-923. Capacity factor uses the current EIA nameplate capacity and is shown only for complete calendar years.
Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.
BLM reported that EDF Renewables modified the project for a more efficient layout and increased solar energy generation. The available material does not establish this as a separate capacity expansion.
The jointly owned project achieved operational status and began delivering electricity to Clean Power Alliance. The operating configuration was 375 MWdc/300 MWac of solar plus 150 MWac of four-hour battery storage.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
Desert Quartzite reports 300 MW solar + 150 MW battery storage of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.
Desert Quartzite is a Solar Photovoltaic, Batteries facility in Riverside County, CA, participating in the CAISO market.
Desert Quartzite is in Riverside County, CA, inside the CAISO balancing area.
Desert Quartzite is operated by Desert Quartzite LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Desert Quartzite reported 845.8 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.
Desert Quartzite interconnects at Colorado River Substation, on the Southern California Edison Company system.
By capacity, Desert Quartzite 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.
