February 22, 2025

The Brattle Group

Powerex
Powerex Paper Sparks Dispute over EDAM ‘Design Flaw’
The new paper from Powerex is likely to reignite the debate between supporters of CAISO’s Extended Day-Ahead Market and SPP’s Markets+ just as the competition between the two markets approach critical junctures.
The Brattle Group
Brattle Study Shows Big Benefits for California in ‘Expanded’ EDAM
California ratepayers would save millions more in a CAISO Extended Day-Ahead Market encompassing nearly all the West than in one that includes only those utilities likely to join the market, according to a new Brattle Group study.
Shutterstock
El Paso Electric to Join SPP’s Markets+ in 2028
El Paso Electric says it will join SPP’s regional day-ahead Markets+ service offering in a “strategic move … tailored” to meet expected customer load growth and evolving needs.
Bonneville Power Administration
BPA Touts Markets+ in Response to Seattle City Light Opposition
The Bonneville Power Administration continued to argue that SPP’s Markets+ is preferable to CAISO’s EDAM, stating in a letter to Seattle City Light that potential benefits of a single West-wide market footprint must be viewed with “significant skepticism."
 © RTO Insider LLC
BPA Has not Made ‘Business Case’ for Markets+, NW Senators Say
The four U.S. senators representing Oregon and Washington contend BPA has failed to make a financial case for joining Markets+, a condition they say should be the key driver of the agency’s decision to participate in a Western day-ahead market.
© RTO Insider LLC
‘Holistic’ Approach Needed for Tx Planning, NARUC Panelists Say
To ensure a cost-effective energy transition, stakeholders must approach transmission planning holistically and avoid piecemeal investments, panelists argued during the NARUC Annual Meeting.
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+.

© RTO Insider LLC 
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.
© RTO Insider LLC
SPP Sees Bias in Brattle Western Market Studies, Exec Says

An SPP executive closely involved with developing Markets+ said recent Brattle Group studies on Western day-ahead markets appear to be aimed more at swaying utilities in favor of CAISO’s EDAM than providing an unbiased assessment.

Camano Island Chamber of Commerce
5th ‘Alert’ Touts Markets+ Support for Clean Resources, GHG Policy

Markets+ proponents argue that the SPP framework allows more flexibility for integrating greenhouse gas emission reduction programs across various states than CAISO’s EDAM.


Want more? Advanced Search