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April 9, 2026

MISO

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. 
MISO: Sept. Emergency Response Improved by Jan. Event
Lessons from the Jan. 17 MISO South emergency resulted in smoother management of the Sept. 15 emergency in the region, RTO officials told stakeholders.
IPCC
IPCC: Urgent Action Needed to Avoid Climate Trigger
Climate change could have catastrophic effects sooner than previously thought, according to a new report by the U.N.’s IPCC.
MISO
MISO: 20% Renewable Limit for Adequate Frequency Response
MISO said its grid can currently sustain 20% renewable penetration without damaging frequency response.
MISO Narrowing Options on Resource Availability Fix
MISO leadership has not yet decided on how it can improve resource availability, though it is evaluating several possible remedies, the RTO said.
IPSAC
MISO, PJM Endorsing 2 TMEPs for Year-end Approval
MISO and PJM have whittled 20 prospective targeted market efficiency projects (TMEPs) down to two.
© RTO Insider
MISO Granted Longer Deadline for Offer Caps
FERC granted MISO a two-year lead time to implement a new offer cap, while also directing the RTO to submit another compliance filing to meet Order 831.
MISO to Create NOLA Cost Allocation Zone
MISO said it will approve New Orleans’ request to make the city a cost allocation zone but is deferring action on an interregional cost-sharing plan by TOs.
MISO
MISO Queues up Interconnection Options
MISO announced plans to update its interconnection queue procedures to allow multiple projects to interconnect at one point on the system.
MISO Plan to Reduce Queue Studies Gets FERC Nod
FERC approved the MISO plan to cut some duplicate analyses from the first phase of its generation interconnection queue.
MISO Contemplates Storage as Tx Reliability Asset
MISO floated a relatively simple straw proposal for treating energy storage as a reliability asset in its annual transmission plan.

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