Overview
Jefferson Substation is an operational electrical substation in California, United States, owned by Pacific Gas and Electric Company. It operates at 230 kV and 60 kV, supporting grid stability in the region.
Jefferson Substation is an operational electrical substation located in California, United States. Owned and operated by Pacific Gas and Electric Company (PG&E), it plays a key role in the regional transmission and distribution network. The substation handles voltage levels of 230 kV and 60 kV, indicating its function in both high-voltage transmission and lower-voltage distribution. As part of PG&E's infrastructure, Jefferson Substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These standards ensure reliability and security of the bulk power system. The substation likely incorporates modern automation and protection systems, such as those based on IEC 61850, to enhance operational efficiency. The substation's location in California places it within a region with diverse energy resources, including renewable generation. It contributes to grid resilience by facilitating power flow and voltage regulation. Its operational status ensures continued service to the local community and supports the broader electrical infrastructure of the United States.
Environmental context
The substation is situated in a region with a Mediterranean climate, where seasonal variations in temperature and precipitation can affect energy demand. Its urban or suburban location may require careful management of electromagnetic fields and noise. The substation's design likely includes measures to minimize environmental impact, such as oil containment systems for transformers and vegetation management to prevent outages.
Frequently asked questions
Jefferson Substation is located in California, United States, at coordinates 37.457112, -122.286137. It is owned and operated by Pacific Gas and Electric Company (PG&E).
Jefferson Substation operates at 230,000 volts (230 kV) and 60,000 volts (60 kV), serving both transmission and distribution functions.
Jefferson Substation is owned and operated by Pacific Gas and Electric Company (PG&E), a major utility in California.
As part of the US bulk power system, Jefferson Substation must comply with NERC reliability standards and FERC regulations. It also follows industry standards like IEEE and IEC 61850 for substation automation.
Substations like Jefferson transform voltage levels, switch circuits, and protect the grid. They are critical for reliable electricity delivery from generation sources to end users.