• What’s in store for summer?

    Adequate electricity supplies are expected; however, tight supply margins could develop if forecasted extreme peak demand occurs. Get the lowdown on what the ISO expects this summer on our Seasonal System Outlook webpage.

  • Staying a Step Ahead

    A new video looks inside ISO New England and the region’s changing power system. Watch today!

  • 2018 Regional Electricity Outlook (REO)

    ISO-NE’s annual REO looks at the trends and challenges affecting New England’s power system, as well as the innovative solutions the ISO is pursuing to ensure reliable electricity for the region’s homes and businesses—today and into the future.

  • Learn about our mission

    Operate the power grid. Run competitive wholesale electricity markets. Plan for future power system needs. ISO-NE helps keep New England’s homes, businesses, and services up and running 24/7, 365 days a year.


AS OF 06/20/2018 08:50 AM


Capacity (MW)


Forecasted Peak
Demand (MW)


Capacity (MW)


Yesterday's Peak
Demand (MW)

Real-Time Data

System Demand


Forecasted (MW)
Actual (MW)

Fuel Mix


Internal hub Price

$47.30 Energy
$0.00 Congestion
$0.06 Line Loss

System Status

Normal normal

More Real-Time Data


Download the latest edition of ISO-NE’s Wholesale Markets Project Plan

June 18, 2018

The June release of 2018 Wholesale Markets Project Plan (WMPP) is now available on the ISO’s website. The WMPP describes the current status of market initiatives (including the progress of market projects cited in the Annual Work Plan) and is updated biannually in the summer and winter.

Keep Reading

ISO-NE implements “Pay-for-performance” capacity market incentives

June 11, 2018

“Pay-for-performance” (PFP)—a cornerstone of ISO-NE’s ongoing, multi-faceted effort to address trends that are challenging power system reliability—became effective June 1. The new PFP rules provide enhanced incentives in the Forward Capacity Market for resource owners to ensure their resources are ready and able to meet their obligations to provide energy and reserves or reduce demand during times of stress on the regional power system.

Keep Reading

PRD explained: Q&A with ISO-NE’s Director of Demand Resource Strategy

June 6, 2018

On June 1, ISO-NE launched a new price-responsive demand (PRD) structure that completes the full integration of active demand resources (demand response) into the regional wholesale electricity marketplace. Building on demand resources’ long-standing ability to participate in the capacity market, active demand resources are now incorporated into the energy dispatch and reserve-designation process along with generating resources. Henry Yoshimura explains the changes and benefits it brings.

Keep Reading


Power Supply Planning Committee (CANCELLED)

June 21, 2018
9:30AM - 3:00PM

Meter Reader Working Group

June 21, 2018
10:00AM - 12:00PM

Demand Resources Working Group

June 25, 2018
9:00AM - 12:00PM

NEPOOL Participants Committee Meeting

June 26, 2018
8:30AM - 4:00PM

NEPOOL Participants Committee Meeting

June 27, 2018
8:30AM - 12:00PM

Visit the Full Calendar

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Copyright ©2018 ISO New England Inc.