Overview
Mesa-Mira Loma western transition station is a 500 kV substation operated by Southern California Edison in California, United States. It plays a critical role in the region's high-voltage transmission grid.
Mesa-Mira Loma western transition station is a high-voltage substation located in California, United States, and operated by Southern California Edison. The facility operates at 500 kV, placing it in the large-scale category for electrical infrastructure, as it handles transmission-level voltages critical for long-distance power transfer and grid stability. The substation falls under the regulatory oversight of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which enforce reliability standards for bulk power systems. As part of Southern California Edison's network, it likely incorporates modern automation and protection systems compliant with standards such as ISO/IEC 61850 for substation automation. This facility is a key node in the regional transmission grid, supporting the integration of renewable energy sources and ensuring reliable electricity supply to urban and industrial areas in Southern California. Its strategic location and high voltage level contribute to grid resilience and the efficient distribution of power across the state.
Environmental context
The substation is situated in Southern California, a region characterized by a Mediterranean climate and significant urban development. High-voltage infrastructure like this is essential for connecting remote renewable energy sources, such as solar and wind farms, to population centers. The facility's operation supports grid stability and reduces reliance on local fossil fuel generation, contributing to regional air quality improvements.
Frequently asked questions
Mesa-Mira Loma western transition station is located in California, United States, at coordinates 33.97° N, 117.77° W.
The substation operates at 500 kV, which is a high-voltage transmission level used for long-distance power transfer and grid interconnection.
The substation is operated by Southern California Edison, a major investor-owned electric utility in the United States.
As part of the US bulk power system, the substation must comply with NERC reliability standards and FERC regulations, ensuring grid stability and security.
This 500 kV substation serves as a critical node in the transmission network, facilitating the efficient transfer of electricity and supporting grid reliability in Southern California.