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March 12, 2026

Markets

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Puget Sound Energy Inks Agreement to Join Markets+

Puget Sound Energy said it is joining Markets+, marking another win for SPP shortly after the Bonneville Power Administration issued its final market policy in favor of the day-ahead market.

Travel Portland
BPA Chooses Markets+ over EDAM
Bonneville's final record of decision will come as little surprise to those who’ve been following market developments in the West.
Constellation Energy
ISO-NE Discusses Details of New Prompt Capacity Market
ISO-NE and NEPOOL members discussed how to address market power, tie benefits and resource qualification in a prompt capacity market during a three-day meeting.
© RTO Insider 
Panel Explores How Western Markets Have ‘Played off’ Each Other
In the competition between two Western day-ahead markets — CAISO’s EDAM and SPP’s Markets+ — the two market operators have “sort of played off one another,” an industry observer said during a panel.
Calpine
DOJ Seeks PJM Market Data for Review of Constellation-Calpine Merger
As part of its review for the Constellation-Calpine merger, DOJ asked PJM for a major trove of market data as it looks into the region where the two firms' operations overlap the most.
MISO
MISO Prepping for Likely 123-GW Summer 2025 Peak
MISO cautioned it’s likely in for heat waves and drought this summer with a slight chance it navigates a 130-GW peak in July.
Z22, CC-BY-SA 4.0, via Wikimedia Commons
NYISO Monitor Analyzing Alternative Capacity Market Designs
The NYISO Market Monitoring Unit told stakeholders it is independently analyzing the capacity market in parallel with the ISO’s ongoing Capacity Market Structure Review project.
© RTO Insider
MISO’s AC Rekindles Talk on Gas-Electric Coordination Frustrations
After a hiatus on gas-electric coordination discussions, MISO’s Advisory Committee touched on lingering frustrations in 2025 and potential solutions.
Yes Energy
IESO Opens Day-ahead Market in Nodal Rollout
IESO continued a smooth rollout of Ontario's nodal market, launching a financially binding day-ahead market.
EMC Engineering Services
NEPOOL Supports Timeline Revisions for ISO-NE Order 2023 Compliance
The NEPOOL Participants Committee voted to support an expedited filing adjusting several key dates in ISO-NE’s compliance proposal for FERC Order 2023.

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