• Spotlight: An Integrated Approach to Wind Power

    Watch a trio of videos detailing the work being done behind the scenes at ISO New England to weave wind energy into our operations, markets, and system planning procedures.

  • New! 2019 Regional Electricity Outlook (REO)

    Our traditional power grid is rapidly becoming a hybrid system of conventional, renewable, and distributed resources. The REO describes how the ISO is working to solve operational and market challenges that emerge during this major transformation.

  • Energize Your Career: Intern at the ISO!

    At ISO New England, interns spend the summer working with industry experts on projects that matter. You’ll apply what you’ve learned in school and develop marketable skills.

  • Capacity vs. Energy: a Primer

    Electricity is measured in both capacity and energy. Understanding the difference is critical to understanding how the power grid works.

  • 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.

Today’s
Snapshot

AS OF 05/23/2019 08:00 AM

18,591

Available
Capacity (MW)

13,640

Forecasted Peak
Demand (MW)

2,583

Surplus
Capacity (MW)

13,423

Yesterday's Peak
Demand (MW)

Real-Time Data

System Demand

 

    
Forecasted (MW)
    
Actual (MW)

Fuel Mix

 

Internal hub Price

$20.28 Energy
$0.01 Congestion
$-0.06 Line Loss
$20.23

System Status

Normal normal

More Real-Time Data

News

Regional air emissions 2017: long-term reduction trends continue

May 13, 2019

Regional emissions of sulfur dioxide, nitrogen oxides, and carbon dioxide declined in 2017 compared to the previous year, according to data compiled for the 2017 ISO New England Electric Generator Air Emissions Report. The lower emissions were due largely to a decline in electricity generation by power plants that use fossil fuels.

Keep Reading


Energy usage and peak demand will decline slightly over next 10 years

May 2, 2019

On May 1, 2019, the ISO published the 2019-2028 Forecast Report of Capacity, Energy, Loads, and Transmission (CELT). The report is a primary source for assumptions used in ISO system planning and reliability studies.

Keep Reading

FCM Participation Guide updated

April 19, 2019

The Forward Capacity Market (FCM) Participation Guide has been updated to reflect the latest procedures, reference materials, hyperlinks, and terminology. The guide assists anyone needing more information on FCM processes and includes an overview of the market.

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