New England expected to have sufficient electricity supplies this winter
ISO New England uses numerous forecasts and analyses to project weather, expected demand for electricity, and the supply available to meet that demand.
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Fall 2025 update on regional transmission investment now available; 4 projects under construction in New England
Three upgrades have been placed into service since June 2025, according to the latest update to the Regional System Plan Project List.
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- transmission, transmission planning
Monthly wholesale electricity prices and demand in New England, October 2025
Wholesale prices were up in both the day-ahead and the real-time markets in October.
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Power system reliability maintained during Sunday evening reserve shortage
ISO-NE declared a Power Caution due to an unexpected loss of generation. This was not a system emergency, and ended after about 80 minutes.
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- system operations
ISO-NE releases summary of proposals submitted under longer-term transmission planning effort
At the direction of the New England states, the ISO issued the request for proposals to enhance reliability and market efficiency, and to better integrate affordable resources.
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- transmission, transmission planning
Internal Market Monitor releases summer 2025 quarterly report
Despite lower demand, wholesale electricity costs increased due to higher fuel costs.
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- quarterly prices
ISO-NE annual open board meeting showcases 2025 Regional System Plan
The meeting featured remarks from board members, senior management, and the public.
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- regional system plan
New England’s Wholesale Energy Markets: Training materials now available
The training session for power industry professionals was held Oct. 29-30.
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ISO Express chart estimates power system carbon emissions in real time
To help keep the region informed about power system emissions, ISO New England provides estimates annually, monthly, and in real time.
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- Inside ISO New England
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- environment, website
Self-paced training available on eMarket enhancements for electric storage facilities
Learners will gain insight into the eMarket enhancements, as well as how to navigate new and updated features.
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- Market Participant Information
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- training
Registration open for December meeting of Consumer Liaison Group
The CLG meeting will be held Wednesday, Dec. 3, in Boston.
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