Overview
Northwest Texarkana Substation is an operational electrical substation in the United States, owned and operated by American Electric Power. It handles voltages of 345 kV and 138 kV, serving the Texarkana region.
Northwest Texarkana Substation is a key electrical infrastructure asset located in the United States, specifically serving the Texarkana area. Owned and operated by American Electric Power (AEP), this substation is part of a major transmission network that supports regional grid stability and power distribution. The substation operates at two voltage levels: 345 kV and 138 kV, indicating its role in both high-voltage transmission and sub-transmission. As part of AEP's system, it falls under the regulatory oversight of the Federal Energy Regulatory Commission (FERC) and must comply with North American Electric Reliability Corporation (NERC) reliability standards. The facility's dual-voltage capability allows it to interconnect with both bulk power transmission lines and local distribution networks. Located in the southern United States, the substation supports a region with diverse energy demands, including residential, commercial, and industrial users. Its operational status ensures continued reliability for the Texarkana area, contributing to the overall resilience of the U.S. electrical grid. The facility's design and maintenance align with industry standards for substation automation and safety.
Environmental context
The substation is situated in a region with a mix of urban and rural areas, where electrical infrastructure must balance reliability with environmental considerations. The high-voltage equipment (345 kV) requires significant land use and may impact local ecosystems through electromagnetic fields and habitat fragmentation. However, modern substations incorporate mitigation measures such as oil containment systems and noise reduction. The facility's location in a temperate climate zone means it must withstand seasonal weather variations, including thunderstorms and heat, which can affect equipment performance.
Frequently asked questions
Northwest Texarkana Substation is located in the United States, near Texarkana, at coordinates 33.488377, -94.176051. It serves the electrical grid in the Texarkana region.
The substation operates at two voltage levels: 345 kV for high-voltage transmission and 138 kV for sub-transmission, allowing it to connect bulk power lines with local distribution networks.
The substation is owned and operated by American Electric Power (AEP), a major investor-owned utility in the United States.
As part of the U.S. electrical grid, the substation must comply with NERC reliability standards for grid stability and FERC regulations for transmission assets. It also follows industry standards like ISO/IEC 61850 for substation automation.
Substations like this one transform voltage levels, switch circuits, and route power to ensure reliable electricity delivery. They are critical nodes in the transmission and distribution network, helping to balance load and maintain grid stability.