Sun Streams 2
Longroad EnergyMaricopa County
Sun Streams 2 is a solar power facility with 150 MW of EIA-reported operating capacity in Maricopa County, Arizona, registered as EIA Plant ID 63440. Longroad Energy is the public owner or developer; Sun Streams 2, LLC is the registered plant entity or operator. The plant's generating configuration is one solar photovoltaic generating unit and 200 MWdc / 150 MWac. The facility interconnects at Hassayampa Switchyard at 500 kV.
Mapped infrastructure geometry associated with this asset.
Solar Photovoltaic
Sun Streams 2 is operating.
500 kV · San Diego Gas & Electric Company (SDG&E)
CAISO
EIA plant 63440 · Inventory for Sep 2026.
| Generator | Technology | Status | Power (MW) | Energy (MWh) |
|---|---|---|---|---|
| GEN01 | Solar Photovoltaic | Operating | 150 | Unknown |
The August 2020 CAISO filing is an interconnection agreement among CAISO, SDG&E, and Sun Streams 2, LLC. It connects the Arizona solar project through Hassayampa and the existing 500 kV generation tie. This is an interconnection relationship, separate from a power purchase agreement.
Similar plants ranked by technology, capacity, and distance.
Current generator records and technology attributes reported through EIA-860.
| Generator | Capacity | Technology | Operation | Status |
|---|---|---|---|---|
| GEN01 | 150 MW 150 MW summer | Solar Photovoltaic PV | Jun 2021 | 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.
Longroad Energy acquired Sun Streams 2 from First Solar as one of four Maricopa County projects in the Sun Streams portfolio. Longroad states that it owns 100% of the project.
CAISO · Maricopa 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.
Longroad Energy Holdings closed the acquisition of Sun Streams 2 from First Solar, Inc. in February 2021. No purchase consideration was disclosed.
EIA-860 lists generator GEN01 with this operating date.
Longroad announced completion and funding of term financing, with tax equity and lenders funding the permanent capital structure.
Answered from the published record above. Questions whose inputs this profile does not carry are omitted rather than estimated.
The August 2020 CAISO filing is an interconnection agreement among CAISO, SDG&E, and Sun Streams 2, LLC. It connects the Arizona solar project through Hassayampa and the existing 500 kV generation tie. This is an interconnection relationship, separate from a power purchase agreement.
Sun Streams 2 reports 150 MW solar of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.
Sun Streams 2 is a Solar Photovoltaic facility in Maricopa County, AZ, participating in the CAISO market.
Sun Streams 2 is in Maricopa County, AZ, inside the CAISO balancing area.
Sun Streams 2 is operated by Sun Streams 2, LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.
Sun Streams 2 reports a commercial operation date of 2021. Current status: operating. Source: EIA Sep 2026.
Sun Streams 2 reported 303 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.
Sun Streams 2 interconnects at Hassayampa Switchyard, on the San Diego Gas & Electric Company (SDG&E) system.
By capacity, Sun Streams 2 ranks #284 of 7,597 operating plants of the same technology nationally. It ranks #21 of 126 in AZ.
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.
