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February 20, 2026

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.
Massachusetts Clean Peak Coalition
Mass. Nonprofits Outline Road Map for Peak Demand Decarbonization
Massachusetts could decarbonize its peaking power portfolio by 2050 through aggressive deployment of wind, batteries and demand flexibility, according to a new analysis by a group of environmental nonprofits.
© RTO Insider
ISO-NE CEO Chadalavada Talks Winter Operations, Market Reform
Just a few weeks after taking over as CEO of ISO-NE, Vamsi Chadalavada faced a trial-by-fire introduction to the job.
Eversource Energy
Eversource Adds $2.3B to 5-Year Capital Investment Plan
Eversource Energy increased its five-year capital investment plan by $2.3 billion, an increase largely driven by investments in its gas and electric distribution systems.
ISO-NE
ISO-NE Provides Updates on CAR Impact Analysis Methodology
ISO-NE updated stakeholders on its methods for assessing the impacts of its proposed capacity market overhaul as it prepares to release the initial results of the long-awaited analysis.
ISO-NE
ISO-NE Starts Work on Day-ahead Ancillary Services Market Changes
With costs associated with ISO-NE’s new day-ahead ancillary services market far exceeding expectations, the RTO is working to fast-track changes to improve the efficiency of the market in time for next winter.
National Grid
Conflict Brewing over Gas Transition in Massachusetts
In Massachusetts, a state with some of the most ambitious decarbonization policies in the country, fundamental disagreements between utilities and consumer advocates threaten to derail the transition from natural gas before it even gets off the ground.
© RTO Insider LLC
Prolonged Cold Drove Record Monthly Energy Costs in New England
New England experienced record high energy costs in the month of January amid cold weather, high gas prices and a heavy reliance on oil-fired generation.
© RTO Insider LLC
Facing Rising Demand, New England has Limited Options for New Supply
Conflicting political and market forces have created major uncertainty about what the next wave of generation project will look like in New England.
© RTO Insider LLC
New England Power Demand Grew for 2nd Straight Year in 2025
After years of declining or stagnant power demand in New England, annual energy demand ticked up for the second straight year in 2025, potentially indicating the start of a broader upward trend.
ISO-NE
New England TOs Propose Asset Condition Projects Totaling $110M
Eversource Energy and National Grid introduced asset condition projects totaling about $110 million at the ISO-NE Planning Advisory Committee.

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