Overview
King Mountain Southwest Substation is an operational electrical substation in Texas, United States, owned by NextEra Energy. It operates at voltage levels of 138 kV and 34.5 kV, serving the regional grid.
King Mountain Southwest Substation is an operational electrical substation located in Texas, United States. Owned by NextEra Energy, the facility plays a role in the regional transmission and distribution network, connecting generation sources to load centers. The substation's voltage levels of 138 kV and 34.5 kV indicate its function in stepping down high-voltage transmission power for local distribution. As part of the U.S. electrical infrastructure, the substation operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). These bodies enforce reliability standards and oversee interstate electricity markets. The facility's equipment likely includes modern switchgear and protection systems compliant with industry standards such as IEEE C37 for substation automation. The substation contributes to grid stability in the region, supporting the integration of renewable energy sources common in Texas, such as wind and solar. Its location in a rural area underscores its role in transmitting power from remote generation to urban centers, enhancing the resilience and capacity of the local electrical grid.
Environmental context
The substation is situated in a semi-arid region of Texas, characterized by low rainfall and high evaporation rates. The surrounding landscape is primarily rangeland and agricultural fields. Electrical infrastructure in such areas must be designed to withstand extreme weather events, including high winds and lightning strikes. The facility's voltage level and criticality to grid stability necessitate robust environmental management to minimize risks of outages and ensure reliable power delivery.
Frequently asked questions
King Mountain Southwest Substation is located in Texas, United States, near coordinates 31.221446, -102.277336.
The substation operates at 138 kV and 34.5 kV, typical for transmission and sub-transmission applications.
The substation is owned by NextEra Energy, a major energy company in the United States.
As part of the U.S. bulk power system, the substation must comply with NERC reliability standards and FERC regulations, including requirements for cybersecurity and physical security.
Substations like this one transform voltage levels and switch power flows, enabling efficient transmission and distribution of electricity from generation sources to end users.