Query
Los Medanos Energy Center
Type
Entity Briefing
Entity
Los Medanos Energy Center
Generated
2026-10-18T06:45:15.362Z

Briefing on Los Medanos Energy Center

Entity Briefing
Generated Oct 18, 2026·Dataset freshness not reported
678 MW
Capacity
Operating
Current status
2001
Operating since
3
Generators
41.9%
Capacity factor
2486 GWh
Annual generation
Briefing/plantOperating

Los Medanos Energy Center is a 678 MW Natural Gas Fired Combined Cycle asset in CAISO (California), currently Operating.

Los Medanos Energy Center is reported in California since 2001 under Constellation Energy. Available operating and financial measures include 41.9% capacity factor and 2486 GWh annual generation; $965/kW reported CapEx.

Location
Contra Costa, California
Technology
Natural Gas Fired Combined Cycle
Owner / parent
Constellation Energy
Operator
Los Medanos Energy Center LLC
Grid
CAISO (California)
Plant ID
55217

What stands out

1

Los Medanos Energy Center is a 678 MW Natural Gas Fired Combined Cycle asset in California with status Operating.

2

Latest annual operating measures report 41.9% capacity factor and 2486 GWh annual generation.

3

Available financial measures include $965/kW CapEx.

Market and operating context

ISO / market
CAISO (California)
Balancing authority
California Independent System Operator
NERC region
WECC
State rank
#18 of 303
National rank
#350 of 2,025

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.