Overview
San Angelo Mathis Field Substation is an operational 69 kV substation in San Angelo, Texas, owned and operated by American Electric Power, serving the local grid.
San Angelo Mathis Field Substation is an electrical substation located in San Angelo, Texas, United States. It operates at a voltage of 69 kV, classifying it as a medium-voltage substation that plays a key role in distributing power within the region. The facility is owned and operated by American Electric Power (AEP), a major investor-owned utility serving parts of 11 states. As a substation in the United States, this facility operates under the regulatory framework of the North American Electric Reliability Corporation (NERC) and the Federal Energy Regulatory Commission (FERC). NERC enforces reliability standards for the bulk power system, while FERC oversees interstate electricity transmission. The 69 kV voltage level typically connects distribution networks to the transmission grid, and such substations are critical for maintaining local grid stability. The substation is situated near Mathis Field airport in San Angelo, a city in west-central Texas. Its location supports the electrical infrastructure for the surrounding urban and industrial areas. The facility contributes to the reliability of the local power supply, serving residential, commercial, and industrial customers in the region.
Environmental context
The substation is located in a semi-arid region of west-central Texas, where extreme weather events such as thunderstorms and occasional ice storms can impact grid reliability. The facility's design likely includes measures to withstand such conditions, as per NERC standards. Its urban-adjacent location means it supports a mix of residential and commercial loads, with potential for future load growth.
Frequently asked questions
San Angelo Mathis Field Substation is located in San Angelo, Texas, United States, near Mathis Field airport.
The substation operates at a voltage of 69 kV, which is a medium-voltage level commonly used for subtransmission and distribution.
The substation is owned and operated by American Electric Power (AEP), a major utility company in the United States.
As part of the US bulk power system, the substation must comply with NERC reliability standards and FERC regulations for transmission and distribution.
A 69 kV substation typically steps down voltage from higher transmission levels for distribution to local networks, serving residential, commercial, and industrial customers.