MISO
MISO Advisory Committee (AC)MISO Board of DirectorsMISO Market Subcommittee (MSC)MISO Planning Advisory Committee (PAC)MISO Regulatory Organizations & CommitteesOrganization of MISO States (OMS)MISO Reliability Subcommittee (RSC)MISO Resource Adequacy Subcommittee (RASC)
The Midcontinent Independent System Operator is a regional transmission organization that plans transmission projects, administers wholesale markets for its membership and manages the flow of electricity in Arkansas, Illinois, Indiana, Iowa, Kentucky, Louisiana, Michigan, Minnesota, Mississippi, Missouri, Montana, North Dakota, South Dakota, Texas and Wisconsin.
A collective of consumer groups has invoked a recent letter from the U.S. Department of Justice in an attempt to get FERC to act on its three-year-old complaint against MISO deferring to state right of first refusal laws in regional planning.
MISO concluded that Pearl Street’s SUGAR automation software is an effective alternative to the power flow simulations it used to conduct to identify network upgrades for generation projects in the queue.
MISO and PJM will not take on customary interregional planning studies this year, deciding they have enough on their plates with a new and in-progress joint transfer study.
MISO’s end-use customers called for more “insight and transparency into” the variance analysis as well as a lower, 10% threshold on cost overruns to trigger the analysis.
An appeals court has denied Entergy’s repeat attempt to revive a 50% minimum capacity obligation rule for MISO’s load-serving entities, concluding Entergy lacked standing.
MISO said its next capacity auction in spring 2026 will feature more rigorous testing for its demand response that registers to provide capacity.
After years of its Independent Market Monitor critiquing MISO for making too many out-of-market actions to tame congestion, the IMM congratulated the RTO for dramatically reducing such actions.
MISO announced it will scrap its plan to use an existing DR participation category to get aggregators of DERs participating on a limited basis a few years ahead of a full Order 2222 rollout in 2030.
FERC gave MISO the go-ahead to set its value of lost load at $10,000/MWh by early fall, nearly three times as high as the current $3,500/MWh value.
MISO and SPP staff asked for input on a joint system study in 2025 during their annual transmission issues evaluation with their Interregional Planning Stakeholder Advisory Committee, which was only too happy to comply.
Want more? Advanced Search










