678 MW Natural Gas operating in Los Angeles, CA — California Independent System Operator
678 MW
Nameplate Capacity
3
Generators
units
Natural Gas Fired Combined Cycle
Technology
2020
Operating Since
Coordinates
33.7672, -118.1002
County
Los Angeles, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | AES Alamitos Energy, LLC | AES Alamitos Energy | — |
| Owner(s) | AES Alamitos Energy, LLC, Ullico Infrastructure Southland Borrower LLC | AES | — |
| Status | Operating | — | — |
AES Alamitos Energy Center is a 678 MW natural gas-fired combined cycle power plant located in Los Angeles County, California. The plant began operating in 2020 and is owned and operated by AES Alamitos Energy, LLC, a subsidiary of AES. It consists of 3 generators and operates within the California Independent System Operator (CAISO) balancing authority, in the Western Electricity Coordinating Council (WECC) NERC region. The facility is ranked 19th out of 76 power plants in California and 338th out of 945 plants nationally.
In its latest year of operation, the AES Alamitos Energy Center generated 1,480,462 MWh of electricity, resulting in a capacity factor of 25.0%. Financial data indicates a power purchase agreement (PPA) price of $11.04 per MWh. Public sources show 9 news articles related to the plant, with 4 focused on grid issues, 3 on regulatory matters, and 2 on general industry news.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
50.9K MWh
Latest Month
1.5M MWh
Annual Generation
25.0%
Capacity Factor
$11.0/MWh
PPA Price
AES Alamitos Energy, LLC
Contract Seller
Per-Unit Cost Trends
Market Position
ISO/RTO Market
CAISO
LMP Node
ALMIT CTG1A B1
Pricing Hub
TH_SP15_GEN-APND
Node Source
EIA-860 direct report
Delaware’s Top Court Mulls ‘Draconian’ Bylaws in AES Appeal (1)
The Delaware Supreme Court is considering when advance notice bylaws are so “unreasonable or draconian” that they have a deterrent effect on...
AES Fined $6M for CAISO Resource Adequacy Violations
FERC fined the independent power producer for RA violations related to eight of the company's 12 generating units in Southern California.
California to Test Whether Big Batteries Can Stop Summer Blackouts
The state is set to become a global test case in using batteries to back up wind and solar power.
Giant Long Beach AES battery storage facility in full operation
AES owns more than 1000 megawatts of solar energy generation, as well as wind-powered facilities.
Last updated 2026-03-26
View all 10 articles