Colorado Public Utilities Commission (CO PUC)

KRDO
Colorado PUC Approves Extension for Comanche Coal Plant
The Colorado Public Utilities Commission granted a one-year extension to Unit 2 of the coal-fired Comanche power plant, as uncertainty lingers about the fate of outage-plagued Unit 3.
Xcel Energy
Xcel Seeks Extension for Comanche Coal Plant from Colorado Regulators
Public Service Company of Colorado and the Polis administration want to keep Unit 2 of the coal-fired Comanche Generating Station running a year longer than planned.
JIRSA Hedrick
Split Colo. PUC Approves Xcel Energy’s Markets+ Application
The Colorado PUC issued a split decision approving Public Service Company of Colorado’s application to join SPP’s Markets+, finding that market participation is in the public interest and will “provide a number of benefits.”
PSCo
Xcel Battles Colo. Counties over Transmission Project
Xcel Energy is fighting two counties that are blocking a segment of the company’s Colorado’s Power Pathway transmission project. 
Shutterstock
Tri-State Plan Includes Renewables, Batteries and Gas
Colorado regulators have approved Tri-State Generation and Transmission Association’s plan to add 1,657 MW of new resources from 2026 to 2031, despite objections about the inclusion of a new natural gas plant.
SPP
Colo. PUC Approves PSCo’s Markets+ Participation
The Colorado PUC voted to approve Public Service Company of Colorado's plans to join SPP’s Markets+, with commissioners split on whether the move is a step toward or away from full RTO participation.
Colorado PUC
Colorado Commissioners Spar Over PSCo’s Markets+ Choice
Members of the Colorado PUC expressed differing opinions on whether PSCo joining Markets+ would be in the public interest.
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.

 

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