Overview
Sobrante Substation is an operational electrical substation owned by Pacific Gas and Electric Company in the United States. It handles multiple voltage levels including 230 kV, 115 kV, 12 kV, and 7.2 kV.
Sobrante Substation is an operational electrical substation located in the United States, owned and operated by Pacific Gas and Electric Company (PG&E). The facility serves as a critical node in the regional power grid, stepping down high-voltage transmission lines to distribution-level voltages for local communities. The substation operates at multiple voltage levels: 230 kV and 115 kV for transmission, and 12 kV and 7.2 kV for distribution. This configuration indicates a significant role in both bulk power transfer and local distribution. As part of PG&E's network, the substation is subject to North American Electric Reliability Corporation (NERC) reliability standards and Federal Energy Regulatory Commission (FERC) regulation for transmission assets. Located in California, Sobrante Substation supports the electrical infrastructure of the San Francisco Bay Area, a region with high electricity demand and a focus on grid modernization. The facility contributes to grid stability and reliability, serving residential, commercial, and industrial customers. Its operational status ensures continued service to the surrounding community.
Environmental context
The substation is situated in a suburban area of California, where environmental considerations include wildfire risk and seismic activity. PG&E has implemented vegetation management and equipment upgrades to mitigate fire hazards. The facility's voltage levels and urban location underscore its criticality to grid stability and the need for robust maintenance and safety protocols.
Frequently asked questions
Sobrante Substation is located in California, United States, near the San Francisco Bay Area. The exact coordinates are 37.905459, -122.208241.
Sobrante Substation operates at multiple voltage levels: 230 kV and 115 kV for transmission, and 12 kV and 7.2 kV for distribution.
Sobrante Substation is owned and operated by Pacific Gas and Electric Company (PG&E), a major utility in California.
As part of the US electrical grid, Sobrante Substation must comply with NERC reliability standards and FERC regulations for transmission assets. PG&E also follows California state utility regulations.
Substations like Sobrante transform voltage levels between transmission and distribution networks, ensuring efficient power delivery and grid stability. They also provide switching, protection, and monitoring functions.