Western Spirit Transmission Line is a 345kV overhead line with a length of 241.4km from Clines Corner, Torrance County, New Mexico, US, to Albuquerque, New Mexico, US.

The project, which is currently in the planning stage, is expected to be commissioned in 2021.


Western Spirit Transmission Line is an overhead line that will be operated by PNM Resources. The line will carry alternating current (AC).

Approximately $360m was financed by the authorities to undertake the construction works of the project.

Western Spirit Transmission Line project development status

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The construction works on the Western Spirit Transmission Line project were commenced in 2020 and commissioning is expected in 2021.

Contractors involved

Pattern Development was appointed by PNM Resources to undertake the construction works on the Western Spirit Transmission Line project.

About PNM Resources

PNM Resources Inc. (PNMR) operates through its energy utilities Public Service Company of New Mexico (PNM) and Texas-New Mexico Power Company (TNMP). The company generates, transmits, and distributes electricity; and transports natural gas. It produces electricity from coal, natural gas, nuclear, solar, wind, and geothermal sources through long-term power purchase agreements. PNMR also sources energy from Valencia, Red Mesa Wind, the Lightning Dock Geothermal facility, New Mexico Wind, and NMRD-owned solar facility. PNM’s transmission lines are interconnected with utilities in Arizona, Texas, New Mexico, Colorado, and Utah.


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.