Overview
Mission Substation is an operational electrical substation in San Francisco, California, owned and operated by Pacific Gas and Electric Company. It handles voltages of 115 kV, 12 kV, and 4 kV.
Mission Substation is an operational electrical substation located in San Francisco, California, United States. Owned and operated by Pacific Gas and Electric Company (PG&E), it serves as a critical node in the regional power grid. The substation handles multiple voltage levels, including 115 kV for transmission and 12 kV and 4 kV for distribution, indicating its role in stepping down power for urban consumption. As part of PG&E's infrastructure, Mission Substation operates under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) for transmission-level assets and the California Public Utilities Commission (CPUC) for distribution. It adheres to North American Electric Reliability Corporation (NERC) reliability standards, ensuring grid stability and security. The substation likely employs modern automation and protection systems compliant with IEC 61850 standards. Located in a densely populated urban area, Mission Substation provides essential electricity to residential, commercial, and industrial customers in San Francisco. Its strategic position supports grid reliability and resilience, particularly during peak demand periods or emergencies. Its operational status confirms ongoing maintenance and compliance with sector regulations.
Environmental context
Mission Substation is situated in an urban environment in San Francisco, where electrical infrastructure must balance reliability with environmental considerations. The substation's voltage levels and criticality to grid stability necessitate robust design to withstand seismic events common in California. Urban substations often incorporate noise mitigation and visual screening to minimize community impact. The facility's operation supports the integration of renewable energy sources and contributes to the city's climate goals.
Frequently asked questions
Mission Substation is located in San Francisco, California, United States, at coordinates 37.777380, -122.413858.
Mission Substation is owned and operated by Pacific Gas and Electric Company (PG&E), a major utility serving northern and central California.
Mission Substation handles transmission voltage of 115 kV and distribution voltages of 12 kV and 4 kV, facilitating power step-down for urban delivery.
Mission Substation operates under NERC reliability standards for grid stability and FERC regulation for transmission. It also complies with CPUC rules for California distribution.
Substations like Mission transform voltage levels for efficient transmission and safe distribution, isolate faults, and enable grid monitoring and control, ensuring reliable electricity supply.