Overview
Los Mirasoles Substation is an operational electrical substation in the United States, owned and operated by EDP. It handles voltages of 345 kV and 34.5 kV, serving the regional grid.
Los Mirasoles Substation is an operational electrical substation located in the United States, owned and operated by EDP. The facility handles transmission-level voltages of 345 kV and distribution-level voltage of 34.5 kV, indicating its role in stepping down power for local distribution. The substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC), which set reliability standards for the bulk power system. As a substation with 345 kV equipment, it is a critical node in the regional transmission network, subject to NERC's Critical Infrastructure Protection (CIP) standards. Located in southern Texas near the Mexico border, the substation supports the electrical infrastructure of the Rio Grande Valley region. Its operation contributes to grid stability and reliability for surrounding communities and industrial users, aligning with EDP's portfolio of energy assets in the United States.
Environmental context
The substation is situated in a semi-arid region of southern Texas, characterized by agricultural land and proximity to the Rio Grande. Electrical infrastructure in this area must contend with high summer temperatures and occasional extreme weather events, such as hurricanes, which can affect grid reliability. The facility's voltage levels and design reflect the need to serve both urban and rural loads while maintaining resilience.
Frequently asked questions
Los Mirasoles Substation is located in the United States, specifically in southern Texas near the Mexico border, with coordinates approximately 26.49 N, 98.45 W.
Los Mirasoles Substation handles transmission voltage of 345 kV and distribution voltage of 34.5 kV, indicating its role in stepping down power from high-voltage transmission lines to lower-voltage distribution networks.
Los Mirasoles Substation is owned and operated by EDP, a global energy company with a portfolio of generation, transmission, and distribution assets.
Substations in the United States are subject to NERC reliability standards, including CIP requirements for cybersecurity and physical security, as well as FERC regulations for transmission-level assets. Compliance ensures grid stability and protection of critical infrastructure.
As a substation with 345 kV and 34.5 kV equipment, Los Mirasoles plays a key role in the regional transmission network, facilitating the reliable delivery of electricity to communities and industries in the Rio Grande Valley area.