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December 5, 2025

PNM Resources (PNMR)

Arizona Public Service
Arizona Utilities Explore Expanded Use of Nuclear

Arizona utilities are seeking U.S. Department of Energy funding to help plan for additional nuclear power facilities in the state.

New Mexico Renewable Energy Transmission Authority
APS, PNM Closer to Order 2023 Compliance
The two Southwestern utilities are closer to compliance with FERC Order 2023 but still have work to do in response to orders the commission issued.
El Paso Electric
EPE’s Markets+ Decision ‘Not Transparent,’ NM Regulators Say

A New Mexico Public Regulation Commission workshop aimed to restore trust between the commission and El Paso Electric after the utility’s surprise announcement in January that it planned to join SPP’s Markets+.

PNM Resources
PNM Picks CAISO’s EDAM

The New Mexico utility announced its intention to join CAISO’s Extended Day-Ahead Market, extending EDAM’s reach farther into the Desert Southwest in its latest victory over SPP’s Markets+.

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NM PRC Issues ‘Guiding Principles’ for Electricity Market Participation
The Public Regulation Commission voted 3-0 to adopt the guiding principles which emphasize customer benefits, transparency, stakeholder involvement and tracking of greenhouse gas emissions.
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Customer Benefits Must Drive Market Decisions, NM Commissioner Says
Utilities should put customer benefits first when deciding on which Western day-ahead electricity market to join, New Mexico Commissioner Gabriel Aguilera said.
Energy Strategies
FERC Reverses Decision on WestConnect Cost Allocation

Responding to an appellate court’s concerns about free ridership, FERC reversed a decision that allowed the WestConnect transmission planning region to include a category of participants not subject to binding cost allocation.

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New Mexico Plots Next Steps for Day-ahead Market Decisions
As a next step in deciding which of two competing Western day-ahead markets to join, two of the state's utilities are commissioning a study of transfer capability under different market scenarios.
PNM
Regulators Approve PNM IRP Despite Staff Criticism
New Mexico commissioners voted to accept PNM's 2023 integrated resource plan despite concerns about an escalation in costs and resources since the 2020 IRP.
CAISO
NM Utilities to Pursue More Analysis Before Day-ahead Decision
Despite the recent release of results from a study on the two competing day-ahead markets in the West, two New Mexico utilities said they need to conduct more analysis before they make a choice.

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