How big is Sun Streams 2?

Sun Streams 2 has a reported capacity of 150 MW. Source: EIA Form 860.

What kind of plant is Sun Streams 2?

Sun Streams 2 is a Solar Photovoltaic facility in Maricopa County, AZ, participating in the CAISO market.

Where is Sun Streams 2 located?

Sun Streams 2 is in Maricopa County, AZ, inside the CAISO balancing area.

Who operates Sun Streams 2?

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.

When did Sun Streams 2 start operating?

Sun Streams 2 reports a commercial operation date of 2021. Current status: operating. Source: EIA Form 860.

How much electricity does Sun Streams 2 generate?

Sun Streams 2 reported 329 GWh over the twelve months to 2026-04. Figures are net generation as filed to EIA-923.

Where does Sun Streams 2 connect to the grid?

Sun Streams 2 interconnects at Hassayampa Switchyard, on the San Diego Gas & Electric Company (SDG&E) system.

How does Sun Streams 2 compare to other plants?

By capacity, Sun Streams 2 ranks #266 of 7,234 operating plants of the same technology nationally. It ranks #17 of 118 in AZ.

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Solar PhotovoltaicCAISO · Maricopa County

Sun Streams 2

Longroad Energy · Maricopa County · CAISO

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.

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plant:plant-63440

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Investigate technology, capacity, output, price behavior, ownership, and related facilities using this profile plus current grid data.

Overview

Key fields

Reported capacity: 150 MW
EIA-reported operating capacity; nameplate, seasonal, AC/DC, and unit ratings may differ.
Technology: Solar Photovoltaic
Primary generation technology.
Registry anchor: Plant 63440
Sun Streams 2, LLC · Maricopa County · CAISO
Operating status: Operating
Sun Streams 2 is operating.
Grid connection: Hassayampa Switchyard
500 kV · San Diego Gas & Electric Company (SDG&E)
Equipment: 5 inverters
Installed equipment documented in public project records.

Profile

Grid role: Utility-scale solar photovoltaic generation resource
Grid connection: Hassayampa Switchyard · 500 kV · San Diego Gas & Electric Company (SDG&E).
Physical build: McCarthy completed the approximately 200 MWdc Sun Streams 2 solar facility in June 2021 across more than 1,000 acres. The build included more than 450,000 First Solar Series 6 modules, 5,805 NEXTracker trackers, 5 SMA MWPS-4000 inverter skids, DC wiring and combiner boxes, and underground 34.5 kV AC collection wiring.

Structured profile

Reported capacity: 150 MW
Solar Photovoltaic
Operating status: operating
Sun Streams 2 is operating.
Interconnection: Hassayampa Switchyard
500 kV · San Diego Gas & Electric Company (SDG&E)
Location: Maricopa County
CAISO
Operator

Units and generators

Operating generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
GEN01	150 MW 150 MW summer	Solar Photovoltaic Solar · PV	Jun 2021	Operating

Performance

Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.

Peer context

Technology capacity: 150 MW
National rank: #266
AZ rank: #17

Monthly generation

Download CSV

Latest 12 months

329 GWh

Reported net generation

Latest report

Apr 2026

EIA-923 monthly filing

2025 capacity factor

25.0%

Grid and market context

Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.

Nearby substations

HIFLD infrastructure inventory

REDHAWK

IN SERVICE · 500 kV

3.0 km

UNKNOWN300568

Commercial, land, and environmental record

Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.

Financing

Financial Close / Term Financing

Jul 20, 2021

Longroad Energy completed and funded term financing for Sun Streams 2. CIBC acted as coordinating lead arranger, collateral agent, and issuing bank; Silicon Valley Bank acted as coordinating lead arranger and administrative agent; Helaba participated as a lender. No financing amount was disclosed.

Longroad Energy · CIBC · Silicon Valley Bank · Helaba

Longroad Energy Completes Term Financing of 200 MWdc Sun Streams 2 Solar Project - Longroad Energy

Tax Equity Financing

Jul 20, 2021

PNC Bank was the sole tax equity investor for Sun Streams 2 and provided tax equity financing for the facility. No investment amount was disclosed.

Longroad Energy · PNC Bank

Longroad Energy Completes Term Financing of 200 MWdc Sun Streams 2 Solar Project - Longroad Energy

Transactions and agreements

Acquisition Closing

Feb 2021

Longroad Energy Holdings closed the acquisition of Sun Streams 2 from First Solar, Inc. in February 2021. No purchase consideration was disclosed.

Longroad Energy Holdings · First Solar, Inc.

Longroad Energy Acquires ~900 MWdc Arizona Solar and Storage Portfolio from First Solar - Longroad Energy

Offtake Agreement

Date not disclosed

Sun Streams 2 has a 20-year revenue agreement with Microsoft Corporation covering the energy, renewable energy credits, and capacity of the full project to support Microsoft's West US 3 sustainable datacenter region. Agreement execution date not disclosed.

20 yearsLongroad Energy · Microsoft Corporation

Longroad Energy Completes Term Financing of 200 MWdc Sun Streams 2 Solar Project - Longroad Energy

Land and environmental record

County Development Permit

Jul 30, 2020

Maricopa County permit B202002412

Commercial permit issued on July 30, 2020 for Sun Streams II and a portion of Sun Streams at 35907 W Narramore Road, Arlington, Arizona, on parcel 401-43-023B.

BuildingPermitIssuedCustomerDat

Related parties and identifiers

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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AssetOwner / operatorFinancierContractor

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Feb 2021
Feb 2021
AcquisitionSource
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.
Feb 2021
Feb 2021

Ask about Sun Streams 2

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Overview

Key fields

Profile

Structured profile

Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Nearby substations

Commercial, land, and environmental record

Financing

Transactions and agreements

Land and environmental record

Related parties and identifiers

Relationship graph

Timeline and sources

Project timeline

Parties and identifiers

Reporting portfolio

Sources

Common questions about Sun Streams 2

How big is Sun Streams 2?

What kind of plant is Sun Streams 2?

Where is Sun Streams 2 located?

Who operates Sun Streams 2?

When did Sun Streams 2 start operating?

How much electricity does Sun Streams 2 generate?

Where does Sun Streams 2 connect to the grid?

How does Sun Streams 2 compare to other plants?

Co-located assets

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