ISO-NE
ISO-NE Consumer Liaison GroupISO-NE Planning Advisory CommitteeNEPOOL Markets CommitteeNEPOOL Participants CommitteeNEPOOL Reliability CommitteeNEPOOL Transmission Committee
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.
© RTO Insider
Ruling on a series of complaints dating back to 2011, FERC ordered a reduction in the return on equity for the New England transmission owners, cutting the rate from 10.57% to 9.57%.
Eversource Energy
Updating stakeholders on its proposal for an internal asset condition reviewer, ISO-NE said it now plans to review asset condition projects estimated by transmission owners to exceed $25 million in regionalized costs.
Ørsted
One New England offshore wind farm has completed construction, and another has begun sending electricity ashore as it finishes construction.
ISO-NE
ISO-NE published initial data on how its proposed capacity market overhaul will affect resource accreditation, providing an indication of how the changes would affect capacity market revenues for different resource types.
ISO-NE
FERC initiated a show-cause proceeding based on concerns about the lack of provisions in the RTO’s tariff enabling corrections to incorrect payments to or from market participants.
Granite Shore Power
ISO-NE proposed to reduce its performance payment rate by more than 60% in response to concerns that excessive penalties will have unintended consequences for the capacity market.
© RTO Insider
The winter of 2025/26 was the most expensive winter in the history of ISO-NE’s wholesale markets, driven by the lowest average temperatures in 20 years.
Fluence
Clean energy groups are calling for changes to ISO-NE’s surplus interconnection service rules to use capacity headroom and help some resources avoid lengthy cluster study processes.
Massachusetts Clean Peak Coalition
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
Just a few weeks after taking over as CEO of ISO-NE, Vamsi Chadalavada faced a trial-by-fire introduction to the job.
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