Search
December 11, 2025

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. 
© RTO Insider LLC
MISO to Focus on LRTP, Congestion for MTEP 24
MISO says its 2024 Transmission Expansion Plan will look much the same as last year’s MTEP.
© RTO Insider LLC
MISO Says Overloads and Congestion Loom Without 2nd Long-range Tx Portfolio
After completing its initial economic and reliability analysis, MISO has found numerous overloads and congestion await its system if it doesn’t recommend a second long-range transmission plan portfolio.
NextEra Energy
MISO: Attributes Work Won’t Result in New Obligations on Retirements, Interconnection Queue
MISO won’t place conditions on either queue entrants or generation retirements in its quest to maintain system reliability by prescribing generating attributes.
© RTO Insider LLC
MISO Shelves IMM’s Transmission Planning Recommendation in State of the Market Report
MISO plans to handle four of the five recommendations from the Independent Market Monitor’s State of the Market report, putting on hold a recommendation regarding transmission planning.
We Energies
MISO Continues to Find Mounting Retirements, Inadequate New Capacity in Abridged Resource Assessment
MISO again found planned generation retirements continue to outstrip additions in its third annual Regional Resource Assessment
Gator Sign Co.
MISO Stakeholders Split on Sloped Demand Curve Proposal
Stakeholders appear divided over MISO’s proposal to use a downward sloping demand curve in its capacity auction, with criticisms mostly aimed at a provision to allow utilities to opt out of the auction for three years at a time.
Ford
MISO Welcomes Former Ford Exec to Board
The MISO Board of Directors next year will boast a former Ford Motor Co. executive after a vote of MISO membership.
Grid Strategies
New Report Finds MISO, PJM Could Save Billions Through Interregional Tx Expansion
A new ACORE report concludes MISO and PJM could save ratepayers $15 billion in a little more than a decade if they build more interregional transmission.
Electric cat, CC BY-SA 3.0, via Wikimedia Commons
AEP Discloses SEC Subpoenas, Investigation
American Electric Power says it's been issued two SEC subpoenas in an investigation into the company’s involvement in controversial Ohio legislation.
Shutterstock
Summer Heat Drives Strong Entergy Earnings
The New Orleans-based utility said the summer’s record-setting temperatures led to ”very strong” third-quarter results, providing an opportunity for the company to flex its investment plans.

Want more? Advanced Search