Overview
SDG&E - DREW ROAD SWITCHYARD is an operations center in Calexico, California, supporting regional utility grid management. It operates under NERC CIP standards for critical infrastructure protection.
SDG&E - DREW ROAD SWITCHYARD is an operations center located in Calexico, Imperial County, California, United States. As part of San Diego Gas & Electric's infrastructure, it plays a role in managing the regional electrical grid, serving the border area between California and Mexico. The facility is classified as an operations center within the utility sector, focusing on grid reliability and control. The facility operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) Critical Infrastructure Protection (CIP) standards, which mandate cybersecurity and physical security measures for grid assets. As a switchyard, it likely facilitates voltage transformation and power distribution, though specific technical specifications are not detailed. In California, utility operations centers are subject to state-level oversight by the California Public Utilities Commission (CPUC) and must comply with stringent reliability and safety regulations. Environmentally, the switchyard supports the integration of renewable energy from the Imperial Valley's solar and geothermal resources into the grid. Its location near the U.S.-Mexico border also underscores its role in cross-border energy flows. The facility's operational status contributes to the resilience of the local power supply, serving residential, agricultural, and industrial customers in the region.
Environmental context
The Imperial Valley region is characterized by high solar irradiance and geothermal activity, making it a hub for renewable energy generation. SDG&E - DREW ROAD SWITCHYARD facilitates the transmission of this clean energy to load centers. The facility's operations are subject to NERC CIP standards, ensuring cybersecurity and physical protection of grid assets. Its redundancy and failover capacity are critical for maintaining grid stability in a seismically active area.
Frequently asked questions
SDG&E - DREW ROAD SWITCHYARD is located at Drew Road and Highway 98 in Calexico, Imperial County, California, United States.
It is an operations center that supports San Diego Gas & Electric's electrical grid, managing power distribution and transmission in the Imperial Valley region.
As part of the U.S. bulk power system, it must comply with NERC CIP standards for critical infrastructure protection, including cybersecurity and physical security requirements.
The switchyard helps transmit electricity from nearby solar and geothermal plants in the Imperial Valley to the broader grid, supporting California's renewable energy goals.
Calexico's border location enables cross-border electricity trade with Mexico, and the facility helps ensure reliable power supply to a region with agricultural and industrial demand.
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