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December 24, 2025

Midcontinent Independent System Operator (MISO)

MISO Reliability Subcommittee Briefs: May 2, 2019
MISO will reconsider its penalty exemption policy for already submitted transmission outages, officials told the Reliability Subcommittee May 2.
Entergy Celebrates Sale of Final EWC Nuke
Calling it "an important new milestone," Entergy said the sale of Indian Point completes the final disposition of nuclear assets in its wholesale business.
Senator Backs MISO Generator Replacement Proposal
A U.S. senator is urging FERC to support MISO’s proposal to transfer interconnection rights for generators that have been retired, demolished or replaced.
Michigan Regulators Intercede in MTEP Complaint
Michigan regulators are stepping into a dispute over classifying a contested interconnection project included in MISO’s 2018 Transmission Expansion Plan.
Environmental Groups Divided on Cardinal-Hickory Creek Line
Environmentalists, preservationists and renewable energy advocates are at odds over the approval of a MISO transmission line designed to carry wind energy.
Rainwater Exit Leaves Open Seat on MISO Board
MISO’s Board of Directors will hold a special vote to fill the seat of former Director Thomas Rainwater, who left for a for-profit company in New England.
Task Team Begins Look at MISO Board Rules
A new MISO Board Qualification Task Team is seeking stakeholder suggestions to improve the process for choosing the RTO’s board members.
MISO Seeking Proposals to Relieve North-South Constraint
MISO is accepting proposals designed to relieve its costly North-South transmission constraint, but is still zeroing in on how to evaluate submissions.
MISO Looks to Get Better Read on Wind
MISO is seeking to fine-tune its forecasting of wind generation as it faces the prospect of immense volumes of new capacity coming onto its system by 2023.
MISO Stakeholders Weigh Restoration Pricing Options
A MISO task team began to develop a scheme to compensate resources that deliver restoration energy in the event the wholesale market ceases to function.

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