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December 5, 2025

Markets

© RTO Insider
Golden Spread to Appeal Rejection of Capacity Assessment Change to Board
Golden Spread Electric Cooperative will again appeal a stakeholder group’s rejection of a proposed tariff change that would pre-emptively determine the amount of load SPP's system can handle without requiring additional network upgrades.
CAISO
EDAM Participants Exploring Potential New Western RA Program
NV Energy said it is discussing a potential new resource adequacy program with other participants in CAISO’s Extended Day-Ahead Market.
IESO
Ontario Opens Talks on Repowering Old Generation
IESO is asking generation owners what it will take to extend the lives of their units at the end of their current contracts as Ontario seeks ways to meet a projected 75% load increase by 2050.
NRDC
PJM Stakeholders Present CIFP Options for Meeting Rising Data Center Load
Several stakeholders presented proposals for how PJM could address accelerating load growth as the Critical Issue Fast Path process on large load growth wraps up its second phase.
New Mexico PRC
PNM Accounting Request Revives EDAM vs. Markets+ Debate
State regulators approved an accounting order for Public Service Company of New Mexico’s participation in CAISO’s Extended Day-Ahead Market, in a case that rekindled the debate over which day-ahead market PNM should choose. 
PJM
PJM MRC/MC Preview: Oct. 23, 2025
A summary of the agenda items scheduled to be brought to a vote at the PJM Markets and Reliability Committee and Members Committee meetings Oct. 23.
ISO-NE
NEPOOL Members Offer Amendments on ISO-NE Capacity Reform Project
NEPOOL members proposed several amendments to the first phase of ISO-NE’s capacity market overhaul prior to the scheduled Markets Committee vote on ISO-NE’s proposal in November.
Shutterstock
NOPR Would Get Pipelines to Offer More Information for Grid Operators
FERC issued an NOPR directing several changes to gas pipelines' business practices aimed at increasing information sharing with grid operators, especially during extreme weather.
Shutterstock
9-GW Power Gap Looms over Northwest, Co-op Warns
The Northwest faces a “pretty scary” situation, with a new study showing a potential 9-GW capacity shortfall by 2030, increased energy prices and building constraints, PNGC Power's CEO said.
Lawrence Berkeley National Lab and Brattle Group
LBNL Study Examines Drivers Behind Higher Power Prices in Some States
The Lawrence Berkeley National Laboratory released a paper recently examining why some states have seen retail power prices rise faster than inflation.

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