Query
Imperial Solar Energy Center South
Type
Entity Briefing
Entity
Imperial Solar Energy Center South
ISO/RTO
spp
Generated
2026-10-18T16:29:04.565Z

Briefing on Imperial Solar Energy Center South

Entity Briefing
Generated Oct 18, 2026·Dataset freshness not reported
129 MW
Capacity
Operating
Current status
2013
Operating since
1
Generators
23.3%
Capacity factor
264 GWh
Annual generation
Briefing/plantOperating

Imperial Solar Energy Center South is a 129 MW Solar Photovoltaic asset in CAISO (California), currently Operating.

Imperial Solar Energy Center South is reported in California since 2013 under Tenaska Energy. Available operating and financial measures include 23.3% capacity factor and 264 GWh annual generation; $9.8/MWh reported energy value.

Location
Imperial, California
Technology
Solar Photovoltaic
Owner / parent
Tenaska Energy
Operator
CSOLAR IV South LLC
Grid
CAISO (California)
Plant ID
57490

What stands out

1

Imperial Solar Energy Center South is a 129 MW Solar Photovoltaic asset in California with status Operating.

2

Latest annual operating measures report 23.3% capacity factor and 264 GWh annual generation.

3

Available financial measures include $9.8/MWh energy value.

4

Latest linked story: “Millionth Panel Installed at First Large-Scale Solar Project in Imperial County” (The Desert Review, 2018-05-11).

Market and operating context

ISO / market
CAISO (California)
Balancing authority
California Independent System Operator
NERC region
WECC
State rank
#97 of 992
National rank
#677 of 7,971

Why it matters

For this asset in CAISO (California), operating status, generation, ownership, and linked events are the primary facts for performance and asset-level diligence. The exact chart and source-linked records below let the reader test those facts before moving to a deeper report.