Rio Puerco-Pajarito-Prosperity

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Rio Puerco-Pajarito-Prosperity 345kV Transmission Line Project

What is the Rio PuercoPajaritoProsperity 345kV Transmission Line Project?

Join PNM Experts for an Informational Open House

Thursday, July 17, 2025
5:30 7:30 PM

Central & Unser Public Library
8081 Central Ave NW
Albuquerque NM 87121

The Rio PuercoPajaritoProsperity 345kV Transmission Line Project is a vital infrastructure initiative aimed at addressing critical regional energy challenges while creating opportunities for growth and sustainability. This project plays a key role in enhancing the reliability and resilience of the electric grid, supporting the integration of renewable energy sources, and modernizing the transmission system to meet energy demand. Through the construction of this high-voltage transmission line, PNM is committed to delivering safe, reliable energy and establishing a strong foundation for a more sustainable and efficient energy future.

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Project Purpose and Need

The Rio PuercoPajaritoProsperity 345kV Transmission Line is a new transmission line In Sandoval and Bernalillo counties.

This project addresses regional energy challenges and opportunities:

  • Improve system reliability and resilience
  • Support renewable generation
  • Modernize grid to meet energy demand

Route Evaluation

Project Purpose and Need

Timeline

The Rio-PuercoPajaritoProsperity 345kV Transmission Line Project is anticipated to continue through 2029. Below you can see what our expected timeline is.

Cultural Resource Preservation

Preserving cultural heritage is a shared responsibility that begins with meaningful collaboration and continues through respectful planning and protective action. This framework outlines key principles that guide efforts to engage communities, honor sacred spaces, and safeguard cultural resources throughout development and construction processes.

Environmental Considerations

The Rio PuercoPajaritoProsperity 345kV Transmission Line is taking into consideration the following items:

ENGAGE:

Early and ongoing collaboration with Tribal nations and community stakeholders

RESPECT:

Avoidance of cultural sites

PROTECT:

Cultural surveys and monitoring during construction to safeguard resources

H-frame

What are PNM's typical 345kV Structures and Spans?

TYPICAL STRUCTURE:
Tubular H-Frame

TYPICAL MATERIAL:
Steel

TYPICAL HEIGHT RANGE:
80-125 feet

TYPICAL SPANS:
750-850 feet

How will PNM use the right-of-way?

The right-of-way helps ensure safe and reliable operation of the transmission line while minimizing impacts to surrounding land.

How will PNM use the right-of-way?

Questions?
We will help you get answers.

Call the PNM public engagement team at 833-910-3670 and we will respond to inquiries within 24 hours or the next business day. You can also send us an email at workinyourarea@pnm.com or fill out our contact form.