Midcontinent Independent System Operator (MISO)
MISO has trimmed its annual budget, now expecting to spend a little less than $431 million in 2026, down from nearly $450 million.
MISO and its Monitor tracked a rise in energy consumption in fall 2025 and reviewed some operational rough patches, while the RTO explained why its machine-learning risk predictor remains a work in progress.
MISO members don’t doubt that large loads will turn up at the beginning of the next decade and are occupied with how the industry can make sure ratepayers don’t subsidize supersized customers.
MISO opened another review of a second project from its first long-range transmission plan portfolio, prompted again by construction cost overruns.
Louisiana-based power generator Pelican Power is the first to register a complaint over MISO’s yearslong miscalculation in its capacity auctions in an effort to stop the RTO’s retroactive pricing corrections.
MISO said it will not postpone the kickoff of a study on its 2025 cycle of interconnection requests, rebuffing stakeholders’ requests for a slowdown to clear some of the queue’s four-year backlog.
MISO is considering a new type of interconnection agreement for generation built on site and strictly for new large loads.
MISO will study 6 GW of mostly natural gas-fired generation projects in the second group of entrants under its interconnection queue fast track.
A new report examines CAISO, MISO, PJM and SPP efforts to accelerate interconnection and concludes that while some may succeed in speeding generation additions, some sacrifice fairness, transparency and open-access principles.
FERC dismissed Ameren’s bid to gain exclusive rights to build nearly $2 billion of MISO regional transmission projects in the state free of competitors.
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