ISO New England

Persistent sub-freezing temperatures this winter meant many solar panels were covered by snow for weeks and produced well below their potential. Learn more in our winter recap: https://bit.ly/4roFvwM

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Wednesday: "Intro to ISO" will provide an overview of our three critical roles. This free event is designed for a non-technical audience. Review the presentation linked here to see if this webinar is a good fit for you: www.iso-ne.com/event-detail...

Winter 2025/2026 recap: Grid stays reliable during prolonged cold - ISO Newswire Extensive preparation and collaboration helped keep New England’s power grid reliable throughout its most challenging winter in nearly a decade.

New England's power system remained reliable through this colder-than-usual winter, thanks to strong collaboration and sophisticated tools the ISO developed in the wake of past cold snaps.

Learn more: https://bit.ly/4lgmOd6

Consumer Liaison Group’s March meeting to be held in Vermont - ISO Newswire A virtual attendance option is also available.

The next quarterly meeting of the Consumer Liaison Group will take place March 25 in Vermont and online. CLG is a forum for open dialogue and information exchange between ISO-NE and electricity consumers.

More details here: https://bit.ly/4seqb6M

‘Intro to ISO’ webinar offered March 11 - ISO Newswire The webinar will provide an overview of ISO-NE’s three critical roles and an opportunity for questions from attendees, as time allows.

ISO New England’s External Affairs department will host an “Intro to ISO” webinar on March 11 from 4:30 to 5:30 p.m.

Learn more: https://bit.ly/4aWDpOn

Weather can impact electricity demand and the availability of resources. Learn how ISO New England’s Regional Energy Shortfall Threshold (REST) tool helps assess the grid’s ability to deliver energy: https://bit.ly/4cXOmSe

Monthly wholesale electricity prices and demand in New England, January 2026 - ISO Newswire Colder weather, higher demand, and spiking natural gas prices converged in January to push wholesale electricity prices to their highest levels since February 2014.

Colder weather, higher demand, and spiking natural gas prices converged in January to push wholesale electricity prices to their highest levels since February 2014. Learn more in our monthly market report: https://bit.ly/3P3v7Nb

Internal Market Monitor issues fall 2025 report - ISO Newswire 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.

Elevated natural gas prices drove a proportional increase in wholesale electricity costs in fall 2025, according to the Internal Market Monitor’s latest quarterly report.

Learn more: https://bit.ly/46n3dSl

ISO Minute: Explore the energy supply forecast that’s key to winter grid operations  - ISO Newswire Mallory Waldrip shares her work compiling the 21-Day Energy Assessment Forecast and Report, a key tool for ISO-NE’s winter operations.

Winter grid operations are all about staying ahead. Our innovative three-week outlook analyzes a host of variables to identify potential energy shortfalls, allowing the region to take steps to prevent them or lessen their impact.

Learn more: https://bit.ly/4ty2bwC

ISO-NE staff will answer questions during virtual office hours Feb. 27 - ISO Newswire This free event is designed for a non-technical audience. Members of the public are welcome to drop in any time during the office hours.

ISO New England’s External Affairs department will host virtual office hours on Feb. 27. Following a brief introduction to ISO New England, External Affairs staff will take questions from attendees.

Learn more: https://bit.ly/4aJV6Sf

#ISONewEngland #PowerGrid #Energy🔌💡

We perform three critical, complex, interconnected roles for the region spanning Connecticut, Rhode Island, Massachusetts, Vermont, New Hampshire, and most of Maine.

Learn more about what we do: https://bit.ly/3OzeaKj

Monthly wholesale electricity prices and demand in New England, December 2025 - ISO Newswire Wholesale prices were up in both the day-ahead and the real-time markets in December.

Multiple factors affect wholesale electricity prices, from fuel costs to electricity demand to the resource mix and estimated emissions. Our monthly market report breaks them down.

Read about December's results here: https://bit.ly/4afp13s

ISO Minute: Designing the capacity market of the future - ISO Newswire In this ISO Minute, Chris Geissler explains the changes ahead for the region’s capacity market.

ISO New England plans to conduct its first auction under the newly reformed capacity market framework in 2028. 🔌💡

Learn more: https://bit.ly/4tvUW8L

Join our External Affairs team on Feb. 27 for drop‑in office hours.

This is perfect for anyone curious about how the region’s power grid works — no technical background needed. Free, open to all, and come and go as you like.

Learn more: https://bit.ly/4qFNFBa

#PowerGrid

Cold weather updates: Week of January 23, 2026 - ISO Newswire ISO-NE’s system operators and forecasters are continuously monitoring system conditions.

ISO New England has issued a precautionary alert as cold weather and snow is forecasted across the region. This is not a system emergency. Learn more:
isonewswire.com/2026/01/23/i...

New England’s power system is changing, and the capacity market is evolving with it. Learn how the Capacity Auction Reforms (CAR) project aims to strengthen long-term grid reliability:

Learn more: bit.ly/49Nmihc

#ISOMinute #CapacityAuctionReforms 🔌💡

With the strongest solar radiation storm in over 20 years underway, space weather is top of mind.

Geomagnetic disturbances can interfere with power grid equipment if left unchecked. In this ISO Minute, learn how we manage these events.

Learn more: bit.ly/4sPf7xZ 🔌💡

ISO Minute: Meet ISO New England CEO Vamsi Chadalavada - ISO Newswire With more than 20 years at the ISO, Vamsi's leadership is grounded in forging consensus, fostering innovation and building trust to ensure the ISO remains an indispensable resource for the region.

Vamsi steps into the CEO role after serving as chief operating officer since 2008. He's helped guide the implementation of sophisticated market and technology systems that support reliable grid operations and strong markets across the region.

Learn more: bit.ly/4qUe2my

The frequency of “duck curve” days — when the regional power grid supplies less electricity at midday than overnight — continued to increase in 2025.

Learn more: bit.ly/4qQGlSU

#ISONewEngland #DuckCurve #PowerGrid 🔌💡

ISO New England pursuing major projects in 2026 - ISO Newswire In the year ahead, the ISO will continue innovative efforts around market design, transmission planning, consumer engagement, and more.

In the year ahead, the ISO will continue innovative efforts around market design, transmission planning, consumer engagement, and more.

Get the details: https://bit.ly/4stLOke

#ISONewengland #TransmissionPlanning #ElectricityMarkets

In collaboration with stakeholders, ISO New England is redesigning the capacity market to improve reliability and cost-effectiveness as the resource mix evolves.

This fact sheet covers the details: https://bit.ly/3Yt0vqc

Monthly wholesale electricity prices and demand in New England, November 2025 - ISO Newswire Wholesale prices were up in both the day-ahead and the real-time markets in November.

ISO Newswire provides a monthly breakdown of the multiple factors affecting wholesale electricity prices, from fuel costs to electricity demand to the resource mix and estimated emissions.

Read about November's results here: bit.ly/49cHSwR

Meet Vamsi Chadalavada, president and CEO. With more than 20 years at ISO-NE, his leadership is grounded in forging consensus, fostering innovation, and building trust to ensure the ISO remains an indispensable resource for the region.

Learn more: bit.ly/4jrIl1v 🔌💡

ISO-NE files 1st phase of capacity auction reforms with FERC - ISO Newswire The reforms are intended to improve power system reliability and cost-effectiveness as the region’s resource mix evolves.

ISO-NE has requested that FERC accept its first batch of proposed reforms to the capacity market. The reforms are intended to improve power system reliability and cost-effectiveness as the region’s resource mix evolves.

Learn more: https://bit.ly/4jiTUIc

Happy Holidays from ISO New England.

ISO Minute: Solving problems with Advanced Technology Solutions - ISO Newswire Jinye Zhao shares how her team at ISO-NE builds tools that improve the reliability and efficiency of the region’s power system.

“We sort of take away the complex part and then we digest it, so you don't need to be a PhD in mathematics to know how to use it.”
— Jinye Zhao, technical manager in ISO New England’s Advanced Technology Solutions department

Learn more: https://bit.ly/4b2WMH7

#ISONewEngland #ISOMinute

Throughout each day, electricity flows into and out of New England over multiple tie lines in constantly changing quantities. The External Interfaces Graph captures this variability.

Learn more: https://bit.ly/3Y4INJg

#ISONewEngland #EnergyGrid #DataVisualization

ISO Minute: Solving problems with Advanced Technology Solutions - ISO Newswire Jinye Zhao shares how her team at ISO-NE builds tools that improve the reliability and efficiency of the region’s power system.

Behind every megawatt is a team at ISO New England that is translating complex science and math into real-world solutions.

Learn more about Advanced Technology Solutions, ISO-NE's internal research and development team: https://bit.ly/4oU3wKV

ISO-NE works collaboratively with regional stakeholders, follows continent-wide reliability standards, and is overseen by a federal regulator.

Learn about the industry structures guiding what we do: https://bit.ly/4a7apVr

#ISONewEngland #Energy #PowerGrid 🔌💡

“Every week in the winter, we produce this 21-day energy assessment, which is something that we pride ourselves on here as it’s a tool that we’ve built in-house,” says Mallory Waldrip, supervisor of Operations Energy Analytics.

Learn more: bit.ly/4aFOtRk

#ISONewEngland #ISOMinute #EnergyGrid 🔌💡