Valliant – Northwest Texarkarna Line is a 345kV overhead line with a length of 122.71km from Valliant, Texas, US, to Texarkana, Texas, US.

Construction works on the Valliant – Northwest Texarkarna Line started in 2014 and the project was commissioned in 2016.


The Valliant – Northwest Texarkarna Line, which is an overhead line, is being operated by Southwestern Electric Power. The Valliant – Northwest Texarkarna Line is a new line. The line carries alternating current (AC) through single circuit cable.

Valliant – Northwest Texarkarna Line project development status

The development of the Valliant – Northwest Texarkarna Line project was approved by Public Utility Commission of Texas in 2014 and the project works were completed in 2016.

About Southwestern Electric Power

Southwestern Electric Power Co (SWEPCo), a subsidiary of American Electric Power Company Inc, is a vertically integrated energy utility which generates, procures, transmits and distributes, and retails electricity. The company generates electricity from natural gas, coal, and lignite sources and procures electricity from other utilities and its sister companies. SWEPCo owns and operates lignite coal mining operations through its subsidiary Dolet Hills Lignite Company LLC. The company retails electricity to residential, commercial, industrial, and others.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.