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December 5, 2025

transmission congestion

MISO Monitor: Extended LMP Changes Minimal Thus Far
The MISO board’s Markets Committee met at Potomac Economics headquarters in Fairfax, Va., to review the Market Monitor’s quarterly metrics report and its monitoring procedures.
2 of 3 MISO-SPP Seams Projects Likely Doomed
Two of three proposed MISO-SPP interregional projects touted to offer $235 million in benefits look much less attractive following additional modeling and are likely doomed.
SPP-MISO M2M Working Well, but Room for Improvement
SPP and MISO met last week with their stakeholders to review the first five months of market-to-market operations between the two RTOs.
ISO-NE Tariff Changes Make Renewables More Easily Dispatchable
FERC has accepted revisions to the ISO-NE Tariff that make wind and hydropower resources more readily dispatchable.
FERC Rejects Rehearing on SPP Congestion Rights
FERC rejected multiple requests for rehearing of its October 2014 order finding fault with SPP's interpretation of long-term congestion rights.
SPP Fundamentals Largely Unchanged
SPP will soon file a full report on the Integrated Marketplace’s first year of performance, but its most recent quarterly State of the Market report indicates the market expansion hasn’t affected the fundamental dynamics in the region.
3 MISO-SPP Transmission Projects Move Forward
A list of joint transmission projects between MISO and SPP has been trimmed and sent further down the line toward possible board approval late this year.
MISO Monitor Debates Capacity Rules with Board
MISO Market Monitor David Patton called for tighter rules on wayward generators, more precise real-time pricing and a fix for Financial Transmission Rights funding shortfalls.
MISO to Reevaluate Metrics on Market Efficiency Tx Projects
MISO will reevaluate the metrics used in evaluating market efficiency transmission projects because of concerns they are unduly conservative and preventing viable solutions to congestion.
MISO-PJM ‘Quick Hit’ Projects Shrink to Two
MISO and PJM have again narrowed a list of “quick hit” flowgate projects with the potential to relieve market-to-market congestion.

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