How big is Edwards Sanborn E2?

Edwards Sanborn E2 reports 120 MW battery storage + 137.8 MW solar of operating nameplate capacity. These technology ratings do not establish a common export limit. Source: EIA Sep 2026.

What kind of plant is Edwards Sanborn E2?

Edwards Sanborn E2 is a Batteries, Solar Photovoltaic facility in Kern County, CA, participating in the CAISO market.

Where is Edwards Sanborn E2 located?

Edwards Sanborn E2 is in Kern County, CA, inside the CAISO balancing area.

Who operates Edwards Sanborn E2?

Edwards Sanborn E2 is operated by Terra-Gen Operating Co-Hybrid according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Edwards Sanborn E2 generate?

Edwards Sanborn E2 reported 289.4 GWh over the twelve months to 2026-07. Figures are net generation as filed to EIA-923.

How does Edwards Sanborn E2 compare to other plants?

By capacity, Edwards Sanborn E2 ranks #375 of 7,597 operating plants of the same technology nationally. It ranks #61 of 972 in CA.

Edwards Sanborn E2 — 258 MW hybrid plant, Kern County, CA

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Edwards Sanborn E2 — 258 MW hybrid plant, Kern County, CA · Ask the Grid

Generation and physical site

EIA plant 64879 · Inventory for Sep 2026.

Reported operating nameplate by technology

Battery storage: 120 MW
Solar: 137.8 MW

Operating generators only. Battery power is in MW; stored energy is in MWh. These ratings do not establish a shared export limit.

Generator records (2)

EIA generator status and nameplate capacity for Edwards Sanborn E2
Generator	Technology	Status	Power (MW)	Energy (MWh)
BESS	Batteries	Operating	120	250
PV	Solar Photovoltaic	Operating	137.8	Unknown

Physical map location · OpenStreetMap: 34.94592, -118.08024
Filed location · EIA: 34.94151, -118.12900

Registered plants sharing this mapped site

Shared physical site membership. Each plant keeps its own identity; this does not establish an electrical connection or settlement node.

Sources and observation dates

Inventory source: EIA-860M workbook (preliminary)
EIA reporting month: Sep 2026
EIA retrieved: Oct 24, 2026
OSM extract: Oct 9, 2026
OSM last mapped edit: May 30, 2024
Map prepared: Oct 24, 2026
Field verification: Not reported

Reporting month describes the inventory. Retrieval and map preparation describe processing; an OSM edit does not establish an in-service date.

EIA source inventory

Units and generators

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

Generator	Capacity	Technology	Operation	Status
BESS	120 MW 120 MW summer	Batteries BA	Apr 2022	Operating
PV	137.8 MW 137.8 MW summer	Solar Photovoltaic PV	Dec 2021	Operating

Commercial, land, and environmental record

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

Land and environmental record

Construction Stormwater Permit

Oct 5, 2020

WDID 6B152005002 under General Board Order R6T-2003-0004

The Lahontan Regional Water Quality Control Board issued a Notice of Applicability for Sanborn Solar under General Board Order R6T-2003-0004, with Waste Discharge Identification No. 6B152005002. The available record describes this as the Sanborn Solar construction-stormwater authorization; it does not allocate the authorization separately to EIA plant 64879.

4-16-09

Land-Use Permit

Sep 13, 2022

Conditional Use Permits 60 and 61, Map 196

Kern County's Notice of Determination states that Sanborn 2.0 required CUP No. 60 and CUP No. 61, both Map No. 196, for approximately 220 MW of solar and up to 4 GWh of battery storage on approximately 1,200 acres.

Sanborn 2.0 Solar Project by Sanborn Solar, LLC

Parcel Record

2022

Assessor parcel numbers identified in county staff records

Kern County staff records identify the Sanborn 2.0 footprint as including APNs 427-020-17, 427-020-18, 427-020-30, 427-020-34, 427-020-41, 427-020-45, 427-030-28, 427-030-29, 427-030-30, 427-030-31, and 427-030-32, among the 31 total parcels.

Source

Permitted Project Footprint

Sep 13, 2022

Approximately 1,200 acres across 31 parcels

The closest official land-use record for the EdSan 2/Sanborn 2.0 permitting footprint describes 31 parcels totaling approximately 1,200 acres in unincorporated Kern County. This scoped to the permitting footprint; do not attribute all acreage to EIA-64879 alone.

Sanborn 2.0 Solar Project by Sanborn Solar, LLC

Site Location And Land Tenure

2026

Private land near Mojave, California

Terra-Gen identifies EdSan 2 as a 368 MW solar-and-energy-storage project on private land near Mojave. The project was planned to be complete and operational by the end of 2026.

EdSan 2

Mapped facility footprint

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

Drag organizations to explore the network. Select a node to pin its details and available page link.

AssetOwner / operatorContractorFinancier

Parties and identifiers

OrganizationRoleBasis

U.S. BankTax equity investorU.S. Bank provided the tax-equity commitment for the second-phase financing.

Reporting portfolio

EIA reporting entity

Terra-Gen Operating Co-Hybrid

Entity 64366

Operating portfolio

10 plants

1 states

Reported capacity

1,606.8 MW

Batteries · Solar Photovoltaic

Largest reported plants in this portfolio
Largest reported plants	Capacity	State
Edwards Sanborn E1A	293.3 MW	CA
Edwards Sanborn E1B	290.4 MW	CA
Edwards Sanborn E2Current	257.8 MW	CA
Edwards Sanborn E4	248.9 MW	CA
Edwards Sanborn 1C	148 MW	CA
Edwards Sanborn E5	115 MW	CA

Overview

Overview

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Infrastructure record

Profile

Structured profile

Generation and physical site

Reported operating nameplate by technology

Registered plants sharing this mapped site

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Units and generators

Performance

Peer context

Monthly generation

Grid and market context

Nearby substations