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December 6, 2025

Transmission Planning

American Transmission Co.
MISO Aims for 4 New Tx Planning Futures in 9 Months
MISO expects the revamp of its transmission planning futures will be done by November and will yield an extra scenario dedicated to slow-moving generation construction.
© RTO Insider LLC 
NEPOOL Transmission Committee Briefs: Feb. 27, 2025
ISO-NE revised its compliance proposal for FERC Order 904 to allow generators to be compensated for reactive power outside the standard power factor range.
Eversource
Eversource Outlines Billions in New Boston-area Asset-condition Needs
Presenting to the ISO-NE Planning Advisory Committee, Eversource Energy introduced a new set of asset-condition projects that could cost the region billions over multiple decades.
PJM
PJM Board Approves $6B in Grid Upgrades
The PJM Board of Managers approved a $6 billion package of grid upgrades that includes expanding the 765-kV backbone east to meet rising demand, particularly in Northern Virginia’s Data Center Alley. 
ITC Midwest
Stakeholders Want More from MISO on Tx Project Cost Containment
MISO said it doesn’t think it needs to step up cost monitoring on its ever-larger transmission projects as some stakeholders call for tighter measures.
CPUC
California PUC Approves Portfolio Incorporating Clean Energy, Storage
The California electric resource portfolio incorporates 63 GW of clean energy and new storage by 2035 and will be sent to CAISO for use in its 2025/26 transmission planning process.
© RTO Insider LLC 
‘Build, Build’: MISO, SPP Stance on Resource Additions Clear at GCPA Conference
MISO and SPP executives promised to open their queues’ floodgates at the Gulf Coast Power Association’s annual MISO-SPP conference.
Admin Monitor
ERCOT Plans on Mobile Generators in San Antonio
ERCOT wants to use CenterPoint Energy's leased mobile generators to temporarily resolve reliability issues in the San Antonio area.
© RTO Insider LLC
Board Orders MISO to Get Answers on IMM’s Role in Tx Planning
Board members have directed MISO to seek guidance on the role of the Independent Market Monitor in transmission planning following a year of IMM David Patton criticizing MISO’s nearly $22-billion long-range transmission portfolio.
Duke Energy
Duke Spending Big to Meet Increasing Load Growth in the Late 2020s
Duke Energy’s leadership changed the guard during its first-quarter earnings call as retiring CEO Lynn Good and her replacement, Harry Sideris, split the presentation. 

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