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June 17, 2025

Colorado Public Utilities Commission (CO PUC)

SPP
Panel Approves SPP Markets+ Phase 2 Governance Transition

The panel of SPP board members overseeing the development of Markets+ has approved the governance transition plan for the construction phase of the day-ahead market. 

Aurora Energy Research
Study Finds PSCo Would Gain More in EDAM than Markets+
The study, conducted by Aurora Energy Research, found EDAM could provide the Denver-based utility $11.2 million more in average annual savings from 2028 to 2040 compared with Markets+, rising to $13.2 million through 2060.
© RTO Insider
After Hitting Milestones, Markets+ Participants Advance on Phase 2

Markets+ stakeholders will have little opportunity to ease up in coming months despite a wave of favorable developments for the market.

 
SPP
PSCo Seeks to Join SPP’s Markets+
Public Service Company of Colorado asked the Colorado Public Utilities Commission for permission to join SPP’s Markets+.
© RTO Insider LLC 
Data Center Load Uncertainty Tied to Broader Economy, Google Rep Says
The volume of data center load growth in the U.S. will depend on how things play out in the broader economy, a Google representative told a gathering of Western state energy officials.
JIRSA Hedrick
Colorado PUC Adopts Rules for Utility Participation in Markets
Colorado’s investor-owned utilities must compare available alternatives when asking regulators for approval to participate in an RTO or ISO, but not to join a day-ahead market.
FEMA
Ariz. Looks to Public Safety Power Shutoffs to Prevent Wildfires
Arizona Public Service is prepared to implement public safety power shutoffs, and another utility in the state is laying the groundwork to use the wildfire prevention technique.
© RTO Insider LLC
Colorado PUC Sets Rules for Electricity Market Participation
The Colorado Public Utilities Commission has proposed rules that would govern how it will review applications from utilities wishing to join the various regional markets being developed in the Western Interconnection.
DOE
RTO, Day-ahead Choice Closely Linked, Nev. Effort Shows
NV Energy is aiming to bring a proposal to Nevada regulators by the end of the year for joining a day-ahead market, but what process regulators will use to evaluate that request is still very much up in the air.
© RTO Insider LLC
Markets+ State Committee Adopts Inclusive Membership Policy
Western state regulators unanimously approved a revised charter for the Markets+ State Committee allowing additional states and Canadian provinces to join.

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