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December 19, 2025

ISO New England (ISO-NE)

ISO-NE
Study: Limited Exposure to Supply Shortfall for ISO-NE During Extreme Weather
Study looks at severe weather scenarios based on historical data going back to 1950, finds manageable risks of supply shortfall.
© RTO Insider LLC
IPPNY Panelists Urge Collaboration, Coordination in Transition
There was no shortage of ideas on how to overcome well known challenges to carrying out New York’s clean energy transition at IPPNY’s 37th Spring Conference.
Medway Grid LLC via Massachusetts Energy Facilities Siting Board (EFSB)
Mass. Energy Facilities Siting Board Punts on Energy Storage
The agency determined that it lacks jurisdiction over battery energy storage systems, referring such projects to the state's Department of Public Utilities.
Fletcher, CC BY-SA 4.0, via Wikimedia Commons
ISO-NE Plans 2025 Launch for Day-Ahead Ancillary Services Initiative
ISO-NE is targeting 2025 for the launch of its Day-Ahead Ancillary Services Initiative, to ensure reliable next‐day operating plans with increasing renewables.
ISO-NE
FERC Orders ISO-NE to Reconsider Market Power Mitigation Rules
FERC ordered ISO-NE to reconsider its market mitigation rules because of an “unanticipated and highly atypical” situation that pushed prices higher Dec. 24.
ISO-NE
NEPOOL PC Briefs: May 4, 2023
ISO-NE gave the Participants Committee a review of the past winter and a preview of the next — with and without the Everett LNG terminal.
© RTO Insider LLC
PJM Hears from White House Official on Security
A White House official urged participants in PJM’s General Session to engage in closer collaboration at all levels as cyber and physical security threats morph.
New England – Maritimes Offshore Energy Corridor (NEMOEC)
Coalition Promotes US-Canadian Offshore Transmission Link
An industry coalition is promoting the concept of underwater transmission linking New England and Nova Scotia via wind farms off their respective coasts.
Fletcher6, CC BY-SA 3.0, via Wikimedia Commons
Climate Advocates Ask FERC to Reject ISO-NE Capacity Results
Environmental activists asked FERC to reject ISO-NE’s capacity auction results, calling payments to fossil fuel generators a climate and reliability risk.
Revolution Wind
Eversource CEO Gives Update on Offshore Wind Sale
Eversource expects to reach a deal this quarter to sell off its offshore wind interests, CEO Joe Nolan said during the company's earnings call.

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