Overview
Valley Substation is a high-voltage electrical substation operated by Southern California Edison in California, United States. It handles 500 kV and 115 kV transmission, supporting grid stability.
Valley Substation is an operational electrical substation located in California, United States, owned and operated by Southern California Edison. As a high-voltage facility, it plays a critical role in the regional transmission network, stepping down power from 500 kV to 115 kV for distribution. The substation operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and adheres to North American Electric Reliability Corporation (NERC) reliability standards. Its voltage levels classify it as a major transmission asset, typical of large-scale infrastructure supporting urban and industrial load centers in Southern California. Valley Substation contributes to grid resilience by interconnecting high-voltage transmission lines, enabling efficient power flow across the region. Its location in a seismically active area necessitates robust engineering and compliance with California's stringent safety protocols, ensuring reliable electricity supply to communities and businesses.
Environmental context
The substation is situated in a region with Mediterranean climate and high seismic risk, requiring infrastructure designed to withstand earthquakes. Its urban-proximate location near Riverside County means it supports dense population centers and industrial activity, with potential electromagnetic field considerations managed through standard siting practices.
Frequently asked questions
Valley Substation is located in California, United States, at coordinates 33.739501, -117.156437, near the city of Perris.
Valley Substation handles transmission voltages of 500 kV and 115 kV, making it a key node in the high-voltage grid.
Valley Substation is owned and operated by Southern California Edison, a major investor-owned utility serving Southern California.
As part of the US bulk power system, Valley Substation must comply with NERC reliability standards and FERC regulations for transmission assets.
Substations like Valley Substation transform voltage levels and route electricity, ensuring stable and reliable power delivery from generation sources to distribution networks.