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April 21, 2025

SPP Markets+

Basin Electric Power Cooperative
FERC OKs Final SPP Markets+ Compliance Filing
FERC has accepted SPP’s proposed compliance revisions to its Markets+ tariff that clarify five minor issues.
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BPA Flooded with Comments on Draft Day-ahead Market Decision
The Bonneville Power Administration elicited nearly 150 comments in response to the draft policy outlining its decision to join SPP’s Markets+ rather than CAISO’s Extended Day-Ahead Market.
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FERC Leaders Focused on Stability amid Political Shifts
FERC Chair Mark Christie and Commissioner Judy Chang downplayed the current political environment’s impact on the agency, saying the commission’s role is to follow the law and ensure the fairness of procedures.
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EDAM Congestion Debate Builds Even as CAISO Moves to Address Issue
The dispute over how CAISO’s Extended Day-Ahead Market will allocate congestion revenues to market participants continues, even as the ISO moves to address stakeholder concerns.
Shutterstock
CAISO CEO, Others Point to Reliability Aspect of BPA’s Market Decision
BPA's day-ahead market decision will have “major reliability and affordability impacts” on electricity customers in the Northwest and across the West, CAISO CEO Elliot Mainzer told the ISO’s Board of Governors
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WEIM Experience, Reliability Benefit Drove EDAM Decision, BANC Says
For the Balancing Authority of Northern California, a positive experience with CAISO’s Western Energy Imbalance Market was a key factor in the decision to also join the ISO’s Extended Day-Ahead Market.
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BPA Workshop Leaves Little Room to Probe Markets+ Decision
The Bonneville Power Administration’s first day-ahead markets workshop since issuing the draft policy stating its intention to join SPP’s Markets+ left little opportunity for critics to probe agency officials about the decision.
The Brattle Group
NM Regulators Poke Assumptions Behind EPE’s Markets+ Choice
A recent study that contributed to El Paso Electric’s decision to join SPP’s Markets+ rather than CAISO’s Extended Day-Ahead Market has raised questions among New Mexico regulators.
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+.

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BPA Selects SPP Markets+ in Draft Policy
The Bonneville Power Administration announced it intends to join SPP’s Markets+, saying in its draft policy that the day-ahead market “is the best long-term strategic direction for Bonneville, its customers and the Northwest.”

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