Portales Loop 115 kV Transmission Line Project

The Portales Loop 115 kV transmission line project, in the Portales, N.M. area, consists of approximately 21 miles of new transmission line, expansion of two existing substations, one new substation, and demolition of two substations. Construction is complete on 17 miles of the new transmission line between the Portales and Greyhound Substations and the South Portales and Kilgore Substations. The final four mile section of transmission line between the Greyhound and South Portales Substations is expected to be complete by July 2018.

The Portales Loop project will provide additional capacity and increased reliability to the Portales, N.M. area. Southwest Power Pool approved a Notice-to-Construct the project on September 10, 2013.

 New Mexico Projects

Quick Facts
Estimated length
21 miles
Estimated cost
$29 million
Proposed in-service date
March 13, 2018