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December 5, 2025

ISO-NE

ISO New England Inc. is a regional transmission organization that oversees the operation of the electricity transmission system, coordinates wholesale electricity markets, and manages power system planning for the states of Connecticut, Rhode Island, Massachusetts, Vermont, New Hampshire, and most of Maine.
ISO-NE
ISO-NE’s Final 10-year Demand Forecast Tapers Expectations
ISO-NE has significantly lowered its peak load and net energy expectations in its final 2025 10-year load forecast but still predicts the region’s peak load to grow by over 2 GW by 2034.
© RTO Insider
Maine PUC Seeking Feedback on Transmission, Generation Procurement
The Maine PUC is seeking feedback and indications of interest for a procurement of generation and transmission capacity to connect at least 1,200 MW of clean energy in Northern Maine to ISO-NE.
National Grid
New Hampshire OCA Raises Concern about National Grid Asset Condition Projects
The New Hampshire Office of the Consumer Advocate says National Grid should justify why the reliability needs addressed in its proposals should not be addressed through a competitive procurement process.
© RTO Insider
ISO-NE Prepares Expedited Filing After Ruling on Order 2023 Compliance
The NEPOOL Transmission and Markets Committees voted to support an ISO-NE proposal to adjust several key dates and deadlines in its compliance proposal for FERC Order 2023.
ISO-NE
ISO-NE Cuts Winter, Summer Peak Load Forecasts for 2033
ISO-NE plans to cut its winter peak load projection for 2033 by 7.2% and its summer peak projection by 1.8%, ISO-NE told the NEPOOL Reliability Committee.
ISO-NE
NEPOOL Markets Committee Briefs: April 8-9, 2025
The NEPOOL Markets Committee convened a two-day meeting focused on ISO-NE’s capacity auction reform project, along with other business.
Fletcher6, CC BY-SA 3.0, via Wikimedia Commons
ISO-NE Outlines Market Power Mitigation Measures for CAR Project

ISO-NE discussed its plans for preventing and mitigating market power as it overhauls its capacity market and resource retirement processes at a NEPOOL Markets Committee meeting.

Shutterstock
FERC Approves ISO-NE Order 2023 Interconnection Proposal
FERC accepted ISO-NE’s compliance proposal for Order 2023, setting the stage for sweeping changes to the RTO’s interconnection procedures.
ISO-NE
ISO-NE’s van Welie Discusses Congressional Testimony with NEPOOL
In an appearance before the NEPOOL Participants Committee, ISO-NE CEO Gordon van Welie discussed his recent testimony at the U.S. House Energy and Commerce Subcommittee on Energy.
ISO-NE
ISO-NE Releases Longer-term Transmission Planning RFP
ISO-NE published the request for proposals for its first longer-term transmission planning procurement, which is focused on increasing North-to-South transmission capacity in New England and interconnecting onshore wind resources in Northern Maine.

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