Overview
South Mission Substation is an operational electrical substation in the United States, owned and operated by American Electric Power. It operates at a voltage of 138 kV, serving the grid in the southern region.
South Mission Substation is an operational electrical substation located in the United States, owned and operated by American Electric Power. The facility operates at a voltage of 138 kV, placing it in the medium-to-high voltage range typical for sub-transmission and distribution substations. As part of the American Electric Power network, it plays a role in delivering electricity to customers in the region. The substation's technical specifications indicate a voltage level of 138 kV, which is common for substations that step down power from higher transmission voltages for local distribution. In the United States, such facilities are subject to reliability standards set by the North American Electric Reliability Corporation (NERC) and regulated by the Federal Energy Regulatory Commission (FERC) for interstate aspects. The substation likely includes switchgear and transformers to manage power flow and ensure grid stability. South Mission Substation contributes to the electrical infrastructure of the area, supporting residential, commercial, and industrial loads. Its location in the southern United States means it may be exposed to weather-related risks such as hurricanes, which can affect grid reliability. The substation's operational status and integration into the broader AEP network underscore its importance in maintaining consistent power supply to the community.
Environmental context
The substation is located in a region with a subtropical climate, characterized by hot summers and mild winters, which can influence electricity demand patterns. The area is prone to extreme weather events like hurricanes and tropical storms, posing risks to overhead lines and substation equipment. The facility's design likely incorporates measures to withstand such conditions, including robust structural standards and flood mitigation strategies. The surrounding environment includes urban and agricultural land uses, with the substation's footprint contributing to local land cover change.
Frequently asked questions
South Mission Substation is located in the United States, with coordinates approximately 26.2091° N, -98.3336° W. It is part of the American Electric Power network.
South Mission Substation operates at a voltage of 138 kV, which is a common voltage level for sub-transmission and distribution substations in the United States.
South Mission Substation is owned and operated by American Electric Power (AEP), a major investor-owned electric utility in the United States.
Substations in the United States must comply with NERC reliability standards for grid stability and FERC regulations for interstate electricity transmission. Facilities also adhere to local building codes and safety standards.
A 138 kV substation typically steps down high-voltage transmission power to lower voltages for local distribution, or interconnects different parts of the grid. It helps manage power flow and ensures reliable electricity delivery to end users.