capacity auction
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MISO signaled an openness to alter its 31-day planned outage rule for units that signed up to be capacity resources.
© RTO Insider LLC
MISO said a yearslong software error caused it to clear more capacity than intended in past capacity auctions and which has resulted in an approximate $280 million impact to market participants in this year’s auction.
Bechtel
MISO members largely agreed that MISO’s new capacity auction structure — featuring individual seasonal auctions and a sloped demand curve — is better for the health of the system.
PJM
The clearing price is the highest in PJM history and an increase of $59.22 (22%) from last year’s record for the RTO.
MISO
Stakeholders continue to ask MISO to crunch hypothetical auction clearing prices absent the RTO’s new sloped demand curve that sent prices past $660/MW-day for summer.
© RTO Insider
MISO CEO John Bear put a positive spin on the grid operator making do with little cushion in its supply.
MISO
MISO’s 2025/26 capacity auction returned $666.50/MW-day prices across all zones in the summer, reinforcing the need for members to build new generation fast, the grid operator said.
© RTO Insider LLC
MISO said its next capacity auction in spring 2026 will feature more rigorous testing for its demand response that registers to provide capacity.
MISO
MISO revealed it will crack down on demand response testing requirements ahead of its spring capacity auction, while some stakeholders argued the stepped-up measures amount to a change that requires FERC approval.
Minnesota Power
MISO will waste no time in 2025 trying to blunt the threat of a shortage that could arrive in the summer months by encouraging new generation and enacting further resource adequacy measures.
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