ISO-NE forecast shows steady increase in regional electricity use through 2035
The CELT Report is a foundational resource for bulk power system planning and reliability studies.
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Annual Work Plan update highlights ISO-NE market, planning initiatives
The update notes progress on anchor projects, which are the ISO’s highest-priority initiatives.
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- annual work plan, system planning, wholesale markets
Spring 2026 update on regional transmission investment now available; 2 projects under construction in New England
Three upgrades have been placed into service since October 2025, according to the Regional System Plan Project List.
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ISO-NE fact sheet, webpage offer help understanding electricity prices
Electric bills reflect a mix of factors, including fuel prices, weather, infrastructure needs, and public policy decisions.
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- consumer resources, website, wholesale prices
ISO-NE collaboration with Dartmouth assesses power system risks
The joint peer-reviewed research was recently published in Nature Communications, one of the world’s leading scientific journals.
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- system operations, weather
Internal Market Monitor issues fall 2025 report
The report notes that New England was a net exporter of electricity during fall 2025, likely for the first time in at least 20 years.
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ISO-NE publishes amounts, sources of electric energy used to meet demand in 2025
Total production for the year was 1% higher than in 2024.
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- resource mix
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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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
2025 Regional System Plan identifies future needs of New England grid
The RSP assesses the types of projects needed over the next 10 years, but it is not a proposal to build specific projects.
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- regional system plan, system planning