ISO New England.
oversees the operation of New England's bulk electric power system
- Reports this week
- 0
- Active events
- 0
- Connections
- 106
What's happening
Earlier this month
One to three months ago
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Constellation is expanding its ISO New England portfolio and growing its presence in the PJM market through acquisitions, including a gas portfolio.Some support1 report1 development inside
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ISO New England proposes suspending the Regional Greenhouse Gas Initiative (RGGI) and fixed fee while publishing operational data.Some support1 report1 development inside
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Hydro-Quebec is involved in a power supply issue affecting Maine and the ISO New England grid, leading to emergency orders.Some support6 reports
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A successful program is underway in Connecticut, involving the state government, DEEP, and ISO New England.Some support3 reports2 developments inside
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Reports include ISO New England managing the regional electric grid, a solar drop compared to Millstone Power Plant in Connecticut, and a personal solar installation story.Some support2 reports2 developments inside
Gone quiet
No new reports in 90+ days-
New Hampshire is considering leaving the ISO New England grid following a study on regional autonomy reforms.Some support2 reports1 development inside
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ISO New England has taken over the transmission and wholesale markets in New Hampshire.Some support1 report
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The ISO New England grid is facing power demands requiring new energy sources, with Northern Maine linking to the Canadian grid, and the Commission encouraging renewable development.Well supported3 reports3 developments inside
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Winslow Power formed through partnerships between Northampton, Olympus Power, and Vistra, acquiring assets in Maine and ISO New England.Some support1 report
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ISO New England oversees the bulk electric power system, noting that natural gas is the largest source of electricity.Well supported4 reports
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ISO New England, which manages the wholesale electricity market for the state, is currently dealing with high demand leading to rising wholesale prices in Massachusetts.Some support1 report
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FERC ordered grid operators, including Southwest Power Pool, ISO New England, and PJM Interconnection, to revise operational rules.Well supported4 reports1 development inside
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FERC has ordered various RTOs and ISOs to reassess their rules regarding large-load facilities, linking to the broader AI competition theme.Some support1 report1 development inside
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National Grid is rebuilding a transmission line in Central Massachusetts, transporting Vermont hydropower to northern counties.Some support1 report
No events began in the chosen period. Widen it, or reset.
What's reaching ISO New England
Events traced to ISO New England, step by step, newest firstAround ISO New England this week
News at the entities that move ISO New England most-
Federal Energy Regulatory Commission StructuralTrump urges reform to speed up energy permits, while Capito chairs the Environment and Public Works Committee and Cramer comments on policy.Moves ISO New England
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Maine StructuralDan Brennan directs MaineHousing and Charlie Summers represents the Maine Energy Marketers Association.Moves ISO New England
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Federal Energy Regulatory Commission StructuralThe Federal Energy Regulatory Commission reviews data center connection to the U.S. power grid, involving Amazon.Moves ISO New England
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New Hampshire OperationalPolitical context involves immigrant arrests in New Hampshire.Moves ISO New England
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Massachusetts OperationalHousing market reports detail low affordability and escalating prices across several states including New York, Massachusetts, Indiana, and North Carolina.Moves ISO New England
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Connecticut OperationalPURA regulates utility costs in Connecticut, while William Tong criticizes Eversource's demand for interest payments.Moves ISO New England
Connections
The 17 strongest of 106, analyzed from the reporting. The bars show how strongly a change on one side reaches the other.-
New Hampshire Operational
New Hampshire considered leaving ISO New England, which subsequently took over regional transmission and wholesale markets.
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Maine Structural
Maine law mandates that utilities operating within its jurisdiction must join ISO New England.
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Federal Energy Regulatory Commission Structural
FERC formally regulates ISO New England by issuing binding orders regarding operational rules and tariffs.
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James Danly Operational
Danly's team issued an emergency operational order to ISO New England.
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Federal Energy Regulatory Commission Structural
A complaint asks FERC to mandate thorough review by ISO New England.
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Massachusetts Operational
ISO New England operates the bulk electric power system and wholesale electricity market that serves the operational needs of the state of Massachusetts.
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Connecticut Operational
ISO New England operates within the regional energy market structure that includes Connecticut's participation in specific programs like RGGI.
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Boston Operational
ISO New England maintains a functional presence with operational staff located in the city of Boston.
Show all 17 connections
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National Grid Shared context
ISO New England operates as the regional power grid management body within which National Grid functions.
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New England Shared context
ISO New England operates as the regional grid and energy market manager within the geographical context of New England.
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Acadia Center Mentioned together
Acadia Center publishes fact sheets based on operational data from ISO New England.
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Constellation Transactional
A deal expanded Constellation's portfolio within the ISO New England market.
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Kelly Ayotte Operational
Kelly Ayotte consulted ISO New England regarding energy infrastructure.
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Vermont Shared context
Vermont is located within the regional service area managed by ISO New England.
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New York Shared context
New York operates within the regional power market managed by ISO New England.
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Aroostook County Shared context
Aroostook County is a geographic location within the service area of ISO New England.
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Shell Transactional
Shell sold an asset into the ISO New England electricity market.
History
Events by the month they beganOctober 2026
1 eventSeptember 2026
3 events- FERC reviews a complaint regarding the incentive structure of the Regional Transmission Office (RTO).
- Constellation is expanding its ISO New England portfolio and growing its presence in the PJM market through acquisitions, including a gas portfolio.
- ISO New England proposes suspending the Regional Greenhouse Gas Initiative (RGGI) and fixed fee while publishing operational data.
August 2026
2 eventsShow 2 earlier months
July 2026
6 events- Hydro-Quebec is involved in a power supply issue affecting Maine and the ISO New England grid, leading to emergency orders.
- Reports include ISO New England managing the regional electric grid, a solar drop compared to Millstone Power Plant in Connecticut, and a personal solar installation story.
- New Hampshire is considering leaving the ISO New England grid following a study on regional autonomy reforms.
- Winslow Power formed through partnerships between Northampton, Olympus Power, and Vistra, acquiring assets in Maine and ISO New England.
- ISO New England oversees the bulk electric power system, noting that natural gas is the largest source of electricity.
- ISO New England, which manages the wholesale electricity market for the state, is currently dealing with high demand leading to rising wholesale prices in Massachusetts.
June 2026
4 events- The ISO New England grid is facing power demands requiring new energy sources, with Northern Maine linking to the Canadian grid, and the Commission encouraging renewable development.
- FERC ordered grid operators, including Southwest Power Pool, ISO New England, and PJM Interconnection, to revise operational rules.
- FERC has ordered various RTOs and ISOs to reassess their rules regarding large-load facilities, linking to the broader AI competition theme.
- National Grid is rebuilding a transmission line in Central Massachusetts, transporting Vermont hydropower to northern counties.