January 24, 2025

Midcontinent Independent System Operator (MISO)

© RTO Insider
MISO Outlines Early Long-term Tx Plan Details
MISO released details on its long-term transmission plan, intended to adapt its grid to a rapidly evolving generation portfolio.
FERC Walks Back Part of Affected-system Order
FERC reversed course and said MISO, SPP and PJM don’t have to rely on eachother’s dispatch assumptions to carry out an affected-system study.
MISO Winds down MTEP 20 Planning, Focuses on 2021
MISO is wrapping up its 2020 Transmission Expansion Plan and eyeing next year’s planning cycle, with more renewable energy predictions.
© RTO Insider
MISO Market Subcommittee Briefs: Oct. 8, 2020
MISO postponed its attempt to develop modeling software that can accommodate different combinations of combined cycle units.
MISO Lays Out Seasonal Capacity Options
MISO's resource adequacy staff is considering multiple options to implement a sub-annual capacity mechanism.
SPP Seams Steering Committee Briefs: Oct. 7, 2020
SPP considered several seams-related projects with MISO through their 2020 ITP, but declined to pursue them over differences in calculating benefits and costs.
ATC Shifts to MISO Allocation Model for Tx Upgrades
After years of using its own generator interconnection cost allocation method, ATC will transition to MISO’s after FERC gave the company its approval.
Vistra Declares End of Midwest Coal Fleet
Vistra said MISO’s “irreparably dysfunctional” capacity auction design deserves blame for its decision to shutter the last of its Midwest coal plants.
Laura Pricing Has MISO Stakeholders Scratching Heads
A briefing by MISO staff on the record uplift in the RTO’s energy market caused by Hurricane Laura left stakeholders with more questions than answers.
4th Time No Charm for MISO-SPP Interregional Study
MISO and SPP have once again failed to identify any beneficial cross-border transmission projects after a fourth interregional study.

Want more? Advanced Search