Search
April 4, 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 Sets Course for New Futures
MISO released a proposal that would replace its 15-year futures scenarios with predictions that assume more renewable generation and carbon-cutting.
Changes Proposed for MTEP 19 as PAC Vote Nears
MISO’s Planning Advisory Committee will consider several motions before it votes on whether to send the RTO’s $4 billion MTEP 19 to its board for approval.
Challenge to Ameren Illinois Rate Rejected Again
FERC again denied Southwestern Electric Cooperative’s multiple challenges to Ameren Illinois’ 2017 update to its transmission rate formula.
MISO, PJM Poised for 1st Major Interregional Project
MISO and PJM are close to their first major interregional transmission project after identifying a joint effort worthy of the designation.
MISO Reviewing Renewable Dispatch Data in Models
MISO is considering updating solar and wind generation dispatch assumptions in its reliability planning models with projections rather than historical data.
MISO Market Subcommittee Briefs: Oct. 10, 2019
MISO is planning a spring filing with FERC to implement a payment structure for resources that re-energize islanded areas of the grid following a blackout.
MISO Files Offer Cap Revisions Ahead of Schedule
MISO is hoping to avoid the need for a 6th straight waiver of its $1,000/MWh offer cap this winter, filing a year ahead of a FERC deadline.
SPP Seams Steering Committee Briefs: Oct. 9, 2019
SPP's Seams Steering Comm. discussed the RTO's agreement with MISO and upcoming meetings between the Regional State Comm. and the Org. of MISO States.
MISO RASC Briefs: Oct. 9, 2019
MISO's Resource Adequacy Subcommittee discussed delaying deliverability requirement changes, limiting extended planned outages and deadlines for the PRA.
RTO Responses Reveal Uneven Landscape for DERs
CAISO, ISO-NE and NYISO look to be the pacesetters in opening the country’s organized electricity markets to greater participation by DERs.

Want more? Advanced Search