Edwards Sanborn E4

Power plant · Solar

Key facts

Power plant · Solar Operating

Net generation MWh by year, 2022 to 2026

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All 5 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory

Attributes
Attribute	Value
Grid	Nerc region WECC Report year 2025 Grid voltage kv 230 Transmission owner Southern California Edison Co Balancing authority code CISO Balancing authority name California Independent System Operator
Fuel burned (MMBtu), 2025	1,112,598
Capacity factor, 2025	0.147
Net generation (MWh), 2025	321,301
Balancing authority code	CISO

Source USPVDB

Source

USPVDBOpen license · retrieved Oct 25, 2026Map services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb

2 companies

Companies with an ownership or operating interest in this asset.
Company	Role	Share	As of	Source
Terra-Gen Operating Co-Hybrid	Operator			EIA-860M
EdSan 1B Group 1 Sanborn, LLC	Owner	100.0%	Dec 31, 2025	EIA-860

5 sources

Sources

EIA-860MOpen license · retrieved Nov 4, 2026
USPVDBOpen license · retrieved Oct 25, 2026Map services and data are available from Large-Scale Solar Photovoltaic Database, provided by the U.S. Geological Survey and Lawrence Berkeley National Laboratory via https://energy.usgs.gov/uspvdb
EIAOpen license · retrieved Nov 1, 2026Source: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
EIA-860M Preliminary Monthly Electric Generator Inventory
EIA-860 Annual Electric Generator Report — Schedule 4 Owner (ownership shares per generator), plus Plant/Generator schedules

Projects within 15 mi, nearest first.
Project	Kind	Away	MW
Sanborn Hybrid 3 Under construction	Solar + storage	3.9 mi	1,400
Willow Rock Energy Storage Center Contracted	Storage	4.5 mi	500
Bellefield 2 Solar & Energy Storage Farm Under construction	Solar + storage	5.2 mi	500
Bellefield 3 Solar and Battery Storage Contracted	Solar + storage	8.0 mi	150
Aratina Solar Center 2 Under construction	Solar + storage	8.2 mi	200
Big Creek Solar LLC Under construction	Solar	8.6 mi	400
Tehachapi Spindle Withdrawn	Storage	9.3 mi	20
Windhub Solar B, LLC Under construction	Solar	11.4 mi	26.4
Syracuse and Tours Renewable Energy Permitted	Solar + storage	12.5 mi	80

Sources