Artificial intelligence helps predict transmission outages during storms
ISO-NE's Online Weather Lookahead Study (OWLS) aims to add another layer of reliability to the region’s bulk electric system.
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Internal Market Monitor releases spring 2025 quarterly report
The total estimated wholesale market cost of electricity for spring 2025 was $1.64 billion, an increase of 48% compared to spring 2024.
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Hourly LMP Graph tracks wholesale prices
Part of the ISO Express dashboard, the chart reflects day-ahead and real-time energy prices as well as the strike price for ancillary services.
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Hot weather updates: Week of July 14, 2025
ISO New England is monitoring conditions as hot, humid weather drives higher consumer demand for electricity across the region.
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Updated ISO-NE markets ‘primer’ adds section on ancillary services
Prepared by the Internal Market Monitor, the document offers a plain language overview of the region's wholesale electricity markets.
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ISO Minute: Collaborating for summer grid reliability
Jon Gravelin shares how the ISO’s control room works with local control centers and neighboring grid operators to maintain reliability.
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Solar power reduced New England power grid demand by 5% in 2024
Contributions from behind-all-meters solar were equivalent to the power consumed by 600,000 homes in a year.
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Summer 2025 update on regional transmission investment now available; 6 projects under construction in New England
Two projects were proposed since March 2025, according to the latest update to the Regional System Plan Project List.
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Keynote conversations and fireside chats: ISO-NE staff share expertise at June events
A roundup of ISO-NE staff speaking engagements in June 2025.
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Grid remains reliable as June heat wave brings highest peak in over a decade
Consumer demand for grid electricity unofficially peaked on June 24 at 26,024 megawatts, the highest level seen in the region since 2013.
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- summer, system operations, weather
Monthly wholesale electricity prices and demand in New England, May 2025
Wholesale prices were up in both the day-ahead and the real-time markets in May.
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