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December 6, 2025

Energy Market

© RTO Insider LLC
MISO IMM Warns of Operational Difficulties with Growing Solar Fleet
MISO’s Independent Market Monitor said ramping needs north of 10 GW are becoming increasingly common and MISO should expect challenges ahead as its solar fleet expands.
TCF Architecture
Chelan PUD Commits to SPP Markets+ Phase 2 Funding
Markets+ notched another in a string of successes when the Chelan County Public Utility District in Washington said it will pay its $1 million to $2 million share of funding for the market’s Phase 2 implementation stage.
Powerex
Powerex Commits to Funding, Joining SPP’s Markets+

Powerex says it will fund the next phase of SPP’s Markets+ and “re-affirmed” its commitment to joining the Western real-time and day-ahead offering.

SPP
SPP MOPC Briefs: Jan. 15, 2025

The SPP Markets and Operations Policy Committee has approved tariff revisions that would implement dispatchable transactions in the real-time energy market.

SPP
SPP Markets+ Tariff Wins FERC Approval

SPP reached a key milepost in its Western efforts when FERC conditionally approved its tariff for Markets+, a highly anticipated decision likely to ramp up the competition with CAISO’s Extended Day-Ahead Market.

Shutterstock
FERC Permits 2030 Finish Date for MISO Order 2222 Compliance
FERC accepted MISO’s second try at Order 2222 compliance, allowing MISO time to prepare through mid-2029 before it fully accepts aggregators of distributed energy resources into its markets in 2030.
SPP
FERC Approves SPP Price Formation Rules; Needs More Time on Resource Accreditation
FERC approved price formation reforms for SPP and set questions around resource accreditation for additional proceedings in a pair of orders issued at its regular monthly meeting.
California Natural Resources Agency
CEC Workshop to Focus on Impact of Pathways Initiative
The California Energy Commission will hold a workshop to discuss the West-Wide Governance Pathways Initiative, signaling the state may consider a proposal to alter CAISO’s governance structure to accommodate broader concerns about the ISO’s lack of independence from politics.
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PJM Stakeholders Mixed on Uplift Proposal
PJM and its Monitor presented a joint proposal to rework the balancing operating reserve  credit structure to address a scenario they say results in generators receiving uplift payments despite not following dispatch orders.
CAISO
WEIM Q3 Prices Down Despite Increased Loads, CAISO DMM Finds
Prices in CAISO’s WEIM fell sharply in the third quarter of 2024 compared with a year earlier as declining gas costs outweighed the impact of increased summer loads, the DMM found.

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