Search
April 5, 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. 
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.
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.
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.
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.
FERC Takes Second Look at Entergy Arkansas ROE
FERC is re-evaluating how its 2018 decision on transmission owners’ return on equity might affect Entergy Arkansas’ unit power sales tariff from 2013.
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.
FERC OKs SERC’s Expansion into Florida
FERC approved SERC Reliability as the regional entity for all of Florida, replacing Florida Reliability Coordinating Council (FRCC).
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.

Want more? Advanced Search