How big is Blythe Solar II, LLC?

Blythe Solar II, LLC has a reported capacity of 246.2 MW and an energy capacity of 538.6 MWh. Source: EIA Form 860.

What kind of plant is Blythe Solar II, LLC?

Blythe Solar II, LLC is a Solar Photovoltaic, Batteries facility in Riverside County, CA, participating in the CAISO market.

Where is Blythe Solar II, LLC located?

Blythe Solar II, LLC is in Riverside County, CA, inside the CAISO balancing area.

Who operates Blythe Solar II, LLC?

Blythe Solar II, LLC is operated by Blythe Solar II, LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Blythe Solar II, LLC generate?

Blythe Solar II, LLC reported 328.7 GWh over the twelve months to 2026-06. Figures are net generation as filed to EIA-923.

Where does Blythe Solar II, LLC connect to the grid?

Blythe Solar II, LLC interconnects at Colorado River Substation (CRS), on the Southern California Edison system.

How does Blythe Solar II, LLC compare to other plants?

By capacity, Blythe Solar II, LLC ranks #359 of 7,234 operating plants of the same technology nationally. It ranks #66 of 939 in CA.

Blythe Solar II, LLC — 246 MW battery storage, CA

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Blythe Solar II, LLC — 246 MW battery storage, CA · Ask the Grid

Overview

Generation / storage: 246.2 MW total / 538.6 MWh storage
Reported plant capacity and configuration.
Technology: Solar + battery storage
Primary generation technology.
Registry anchor: Plant 60092
Blythe Solar II, LLC · Riverside County · CAISO
Storage duration: 4.7 hours
Battery subsystem rating.
Operating status: Operating
Blythe Solar II, LLC is operating.
Grid connection: Colorado River Substation (CRS)
220 kV · Southern California Edison
Equipment: 1 battery units
Installed equipment documented in public project records.

Profile

Grid role: Hybrid solar photovoltaic generation with co-located battery storage.
Grid connection: Colorado River Substation (CRS) · 220 kV · Southern California Edison.
Physical build: Operational hybrid facility comprising four solar photovoltaic generating units (BLCK4–BLCK7) and one AC-coupled lithium-ion battery unit (BLST2). The co-located solar facility is reported at 131.2 MW, while the battery unit is rated at 115 MW and 538.6 MWh; total plant nameplate capacity is 246.2 MW. The solar portion uses First Solar thin-film photovoltaic modules.
Financing: The July 2016 CEC ownership-transfer petition stated that separating Units 1 and 2 was intended to facilitate power contracting, financing and construction, but it disclosed no project-financing amount, lender, tax-equity investor, or sale consideration for Blythe Solar II.

Structured profile

Reported capacity: 246.2 MW
Solar Photovoltaic, Batteries
Energy: 538.6 MWh
4.7-hour storage duration
Operating status: operating
Blythe Solar II, LLC is operating.
Interconnection: Colorado River Substation (CRS)
220 kV · Southern California Edison
Location: Riverside County

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Units and generators

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

Generator	Capacity	Technology	Operation	Status
BLCK4	33.2 MW 33.2 MW summer	Solar Photovoltaic Solar · PV	Jul 2016	Operating
BLCK5	33.9 MW 33.9 MW summer	Solar Photovoltaic Solar · PV	Aug 2016	Operating
BLCK6	32 MW 32 MW summer	Solar Photovoltaic Solar · PV	Sep 2016	Operating
BLCK7	32.1 MW 32.1 MW summer	Solar Photovoltaic Solar · PV	Oct 2016	Operating
BLST2	115 MW

Performance

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

Peer context

Technology capacity: 131.2 MW; Solar Photovoltaic
National rank: #359; of 7,234 operating peers
CA rank: #66; of 939 operating peers

Monthly generation

Download CSV

Latest 12 months

328.7 GWh

Reported net generation

Latest report

Jun 2026

EIA-923 monthly filing

2025 capacity factor

15.6%

Using current reported nameplate capacity

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

BUCK

IN SERVICE · 230 kV

8.2 km

BLYTHE WALC

Commercial, land, and environmental record

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

Transactions and agreements

PPA Approval Filing

Sep 23, 2015

SCE filed for approval of long-term, RPS-eligible PPA with Blythe Solar II, LLC. 20-year term covering approximately 131.2 MW with estimated average energy delivery of 366 GWh. Approved without modification; costs confidential. Power purchase to begin November 1, 2016.

131.2 MW contracted20 yearsSouthern California Edison Company · Blythe Solar II, LLC

California PUC Reviews Southern California Edison Deal with 131-MW Solar Project

Ownership Transfer

Aug 2016

CEC approved transfer of BSPP Unit 2 ownership from NextEra Blythe Solar Energy Center, LLC to Blythe Solar II, LLC via Order No. 16-0810-1a. Unit 2 is a 125 MW photovoltaic unit. No purchase price or consideration disclosed.

125 MW contractedNextEra Blythe Solar Energy Center, LLC · Blythe Solar II, LLC

Source

Battery Storage Grid Synchronization

Jan 6, 2021

Blythe Solar II, LLC synchronized the 115 MW lithium-ion battery energy storage system collocated with its 131.2 MW solar generating facility to the grid. Parent NextEra Energy Resources filed Notice of Change in Status with FERC.

115 MW contractedBlythe Solar II, LLC

10 notable battery storage projects that went live in 2021

Land and environmental record

Actual Groundwater Extraction

2022

2022 reporting: 2,531,400 gallons (7.769 acre-feet) extracted from BSPP Well-3 for construction and dust suppression. No groundwater extracted from Well-2 during 2022 reporting year.

Groundwater monitoring report prepared for Blythe Solar 110 LLC, Blythe Solar II LLC, and Blythe Solar III LLC. Reported volume not separately attributed to Unit 2.

BSPP 2022 Q4 Groundwater Monitoring Report

Groundwater Recordation And Use

2021

Groundwater recordation numbers G334539 and G334540 for BSPP. 2021 annual filings: 0 acre-feet under G334539; 17.162 acre-feet under G334540 (BSPP Well-3).

Water-use filings list Charlyn Mosley as primary owner in 2021 records. Shared-project records rather than Unit 2-specific water rights.

RY 2021 Annual Compliance Report Blythe Solar

Groundwater Use Limit

Jan 31, 2017

Construction limit: 1,200 acre-feet during 48 months of construction. Operational limit: 40 acre-feet per year on average during operation.

CEC compliance matrix establishes project-level groundwater limits. Shared BSPP conditions rather than Unit 2-only allocation.

Blythe Solar 2020 Annual Compliance Report (Revised)

Land Tenure And Lease

BLM-managed public land under BLM Right-of-Way Grant CACA-048811. BSPP is entirely on public land.

CEC confirms BSPP is entirely on public land within BLM Right-of-Way Grant No. CACA-048811.

Blythe Solar Power Project | California Energy Commission

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.

Relationship graph

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AssetOwner / operatorOfftaker

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Sep 15, 2010
Sep 15, 2010
Original Project CertificationBlythe Sola...
The California Energy Commission certified the original Blythe Solar Power Project, which was then proposed as a solar-thermal project.
Jan 15, 2014
Jan 15, 2014

Blythe Solar II, LLC