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December 15, 2025

Midcontinent Independent System Operator (MISO)

Entergy
FERC OKs Partial Settlement in Entergy Grand Gulf Row
FERC OK'd a partial settlement that resolves some city and state commissions’ longstanding allegations of overcharging at Entergy’s Grand Gulf Nuclear Station.
Lawrence Berkeley National Laboratory
LBNL: Interconnection Queues Grew 40% in 2022
LBNL's annual report on interconnection queues showed continued growth in capacity waiting to connect to the grid, even as 2 markets restricted new applicants.
Brosz Engineering
FERC Accepts Unexecuted Agreements Filed in Protest
FERC accepted unexecuted network upgrade agreements for wind farms in the Dakotas and Minnesota despite uncertainty over who should finance the upgrades.
© RTO Insider LLC
SPP Briefs: Week of March 26, 2023
FERC OK'd Public Service Company of Colorado's request to participate in SPP’s Western Energy Imbalance Service market while ordering a market analysis.
MISO
MISO Says 2022 Value Proposition Tops $4B
MISO said it created more than $4 billion in value for its members during 2022, with most of the savings related to its large geographic footprint.
MISO
Vistra, EPSA Protest MISO’s Show-cause Order
Two competitive electricity organizations have protested FERC’s show-cause order to MISO that will ultimately downsize resources’ capacity accreditation values.
© RTO Insider LLC
MISO Board of Directors Briefs: March 23, 2023
MISO’s chair said the board may pursue term waivers to enable term-limited members to continue providing guidance and avoiding loss of institutional knowledge.
© RTO Insider LLC
Danly Addresses Capacity Auction Snafu at MISO Board Meeting
FERC Commissioner James Danly paid an unannounced visit to MISO’s board meeting following a snag in the RTO’s new capacity accreditation process.
Entergy Arkansas
MISO Winter Recap Centers on December Emergency
MISO’s annual winter lookback focused almost exclusively on operations during the widespread Dec. 23 deep freeze.
© RTO Insider LLC
MISO Enviros Say Broader Tx Planning Necessary
Clean energy advocates and a transmission developer asked MISO’s Board of Directors for stronger transmission plans and a facility blueprint for MISO South.

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