Load-serving entities that decide against participating in MISO’s capacity auction must secure anywhere from 1.5% to 4.2% beyond their reserve margin requirements in the 2025/26 planning year.

MISO members will likely have to add 343 GW of installed capacity by 2043 to meet policy goals while maintaining resource adequacy, the RTO said in preliminary results from its annual Regional Resource Assessment.

Demand response in MISO is poised to be subject to more rigorous standards as the Independent Market Monitor warns of more potential bad actors.

Midwestern power producers are asking for re-evaluation of MISO’s cost of new entry in light of recent clean energy goals.

As it gears up to run its first auctions using sloped demand curves, MISO said prices and procurement would have risen had it used them in this year’s auctions.

A renewable energy trade group asked MISO to put more thought into how HVDC transmission’s ability to infuse the footprint with more external capacity could influence MISO’s capacity auctions.

MISO is determined to file with FERC by the end of March to introduce a probabilistic capacity accreditation that’s controversial among its stakeholders.

MISO said it has landed on a final design in its quest to move to a sweeping capacity accreditation that will better measure generators’ availability based on predetermined risky hours.

MISO again found planned generation retirements continue to outstrip additions in its third annual Regional Resource Assessment

MISO said it will push back a contentious filing for a new, marginal approach to capacity accreditation into early next year.