ISO New England

Coal	4
Hydro	319
Natural Gas	5275
Nuclear	3372
Other	1
Renewables	23
Renewables	292
Renewables	3
Renewables	1332
Renewables	319

Coal	Coal	4
Hydro	Hydro	319
Natural Gas	Natural Gas	5275
Nuclear	Nuclear	3372
Other	Other	1
Landfill Gas	Renewables	23
Refuse	Renewables	292
Solar	Renewables	3
Wind	Renewables	1332
Wood	Renewables	319

268.573
1,231.554
668.888
165.123
-76.606
119.178
0.02

2025-12-18T00:00:00.000-05:00	12610
2025-12-18T01:00:00.000-05:00	12210
2025-12-18T02:00:00.000-05:00	12020
2025-12-18T03:00:00.000-05:00	12060
2025-12-18T04:00:00.000-05:00	12450
2025-12-18T05:00:00.000-05:00	13450
2025-12-18T06:00:00.000-05:00	15030
2025-12-18T07:00:00.000-05:00	15860
2025-12-18T08:00:00.000-05:00	15160
2025-12-18T09:00:00.000-05:00	13850
2025-12-18T10:00:00.000-05:00	12970
2025-12-18T11:00:00.000-05:00	12460
2025-12-18T12:00:00.000-05:00	12320
2025-12-18T13:00:00.000-05:00	12940
2025-12-18T14:00:00.000-05:00	13910
2025-12-18T15:00:00.000-05:00	15010
2025-12-18T16:00:00.000-05:00	16130
2025-12-18T17:00:00.000-05:00	16700
2025-12-18T18:00:00.000-05:00	16520
2025-12-18T19:00:00.000-05:00	16130
2025-12-18T20:00:00.000-05:00	15560
2025-12-18T21:00:00.000-05:00	14680
2025-12-18T22:00:00.000-05:00	13580
2025-12-18T23:00:00.000-05:00	12540

Price Map

Real Time

Day Ahead

Real Time

Day Ahead

Resource Mix

Fuels

Renewables

System Demand

Forecasted (MW)

Actual (MW)

System Status

Normal

Today’s
Snapshot

AS OF 12/17/2025 11:24 AM

23,553

Available
Capacity (MW)

17,160

Forecasted Peak
Demand (MW)

4,089

Surplus
Capacity (MW)

18,222

Yesterday's Peak
Demand (MW)

More Real-Time Data Morning Report

Featured

2025 Regional System Plan PDF

New England’s Evolving Grid: The 2024 Economic Study Report PDF

2025 CELT Report XLS

2025 New England Power Grid Regional Profile

2025 New England Power Grid State Profiles

2050 Transmission Study: Offshore Wind Analysis PDF

2050 Transmission Study PDF

2023 Regional System Plan PDF

News Feed

ISO Minute: Solving problems with Advanced Technology Solutions

From Youtube

ISO Minute: Explore the energy supply forecast that’s key to winter grid operations

From Youtube

ISO-NE releases summary of proposals submitted under longer-term transmission planning effort

From ISO Newswire

Registration open for December meeting of Consumer Liaison Group

From ISO Newswire

New England expected to have sufficient electricity supplies this winter

From ISO Newswire

ISO Minute: The Regional System Plan

From Youtube

ISO Minute: Meet ISO New England’s Board of Directors

From Youtube

2025 Regional System Plan identifies future needs of New England grid

From ISO Newswire

ISO-NE begins interconnection Transitional Cluster Study

From ISO Newswire

ISO Minute: Overseeing the energy markets

From Youtube

ISO-NE Board of Directors open meeting will highlight Regional System Plan

From ISO Newswire

Region’s 100th ‘duck curve’ day migrates to early fall

From ISO Newswire

2024 Economic Study explores strategies to reduce emissions in New England’s evolving grid

From ISO Newswire

ISO Minute: Power System Modeling

From Youtube

ISO-NE proposes key metrics to help region better assess risk during extreme weather

From ISO Newswire

ISO Minute: Translating the technical

From Youtube

Registration open for September Consumer Liaison Group meeting

From ISO Newswire

ISO Minute: National Intern Day

From Youtube

Artificial intelligence helps predict transmission outages during storms

From ISO Newswire

Scheduling reliability, one generator at a time

From ISO Newswire

Solar power reduced New England power grid demand by 5% in 2024

From ISO Newswire

FERC accepts improvements to ISO-NE’s economic study process

From ISO Newswire

ISO New England CEO van Welie to retire; COO Chadalavada named successor

From ISO Newswire

Sunny spring days push grid demand to new lows

From ISO Newswire

ISO-NE executives discuss resource, energy adequacy at FERC conference

From ISO Newswire

ISO-NE expands accounting, forecasting of distributed energy resources

From ISO Newswire

New England grid prepared for summer demand

From ISO Newswire

ISO Minute: Long Term Transmission Planning

From Youtube

Enhanced long-term forecast predicts steady growth in energy use, peak demand

From ISO Newswire

ISO Minute: Coordinating springtime transmission outages

From Youtube

New England grid sees new record low for system demand

From ISO Newswire

Spring 2025 update on regional transmission investment now available; 6 projects under construction in New England

From ISO Newswire

Winter 2024/2025 recap: Region’s grid remains reliable, though cold weather drives up wholesale electricity prices

From ISO Newswire

ISO-NE issues request for proposals for transmission solutions

From ISO Newswire

Exploring the causes and effects of demand growth: ISO-NE staff share expertise at March events

From ISO Newswire

Capacity market reforms take shape as stakeholder discussions continue

From ISO Newswire

ISO Minute: Staying prepared for geomagnetic disturbances

From ISO Newswire

ISO-NE takes steps to prepare for potential duties on Canadian electricity

From ISO Newswire

FAQ: Demand response and the New England power grid

From ISO Newswire

New England states enlist ISO-NE support for longer-term transmission planning effort

From ISO Newswire

More News

Upcoming Events

Today’s Notices

NEPOOL Transmission Committee Meeting	December 18, 2025 9:30AM - 11:00AM
Environmental Advisory Group Meeting (CANCELLED)	December 19, 2025 9:30AM - 11:30AM
Christmas Day	December 25, 2025 12:00AM - 11:59PM
NEPOOL Participants Committee Meeting	January 8, 2026 10:00AM - 2:30PM
NEPOOL Membership Subcommittee Meeting	January 12, 2026 10:00AM
NEPOOL Markets Committee Meeting	January 13, 2026 9:30AM - 4:30PM
NEPOOL Markets Committee Meeting	January 14, 2026 9:30AM - 4:30PM
Budget and Finance Subcommittee	January 16, 2026 10:00AM - 12:00PM
GE MARS Technical Session 3	January 20, 2026 10:00AM - 3:00PM
NEPOOL Transmission Committee Meeting	January 21, 2026 9:30AM - 4:30PM

Visit the Full Calendar

Upcoming Events

Today’s Notices

No notices yet posted today

More Notices

Latest Published

More Latest Published

Reliable Electricity. Competitive Prices. Clean-Energy Transition.

Price Map

Real Time

Day Ahead

Real Time

Day Ahead

Resource Mix

Fuels

Renewables

System Demand

System Status

Today’sSnapshot

AS OF 12/17/2025 11:24 AM

23,553

AvailableCapacity (MW)

17,160

Forecasted PeakDemand (MW)

4,089

SurplusCapacity (MW)

18,222

Yesterday's PeakDemand (MW)

Featured

2025 Regional System Plan PDF

New England’s Evolving Grid: The 2024 Economic Study Report PDF

2025 CELT Report XLS

2025 New England Power Grid Regional Profile

2025 New England Power Grid State Profiles

2050 Transmission Study: Offshore Wind Analysis PDF

2050 Transmission Study PDF

2023 Regional System Plan PDF

News Feed

ISO Minute: Solving problems with Advanced Technology Solutions

ISO Minute: Explore the energy supply forecast that’s key to winter grid operations

ISO-NE releases summary of proposals submitted under longer-term transmission planning effort

Registration open for December meeting of Consumer Liaison Group

New England expected to have sufficient electricity supplies this winter

ISO Minute: The Regional System Plan

ISO Minute: Meet ISO New England’s Board of Directors

2025 Regional System Plan identifies future needs of New England grid

ISO-NE begins interconnection Transitional Cluster Study

ISO Minute: Overseeing the energy markets

ISO-NE Board of Directors open meeting will highlight Regional System Plan

Region’s 100th ‘duck curve’ day migrates to early fall

2024 Economic Study explores strategies to reduce emissions in New England’s evolving grid

ISO Minute: Power System Modeling

ISO-NE proposes key metrics to help region better assess risk during extreme weather

ISO Minute: Translating the technical

Registration open for September Consumer Liaison Group meeting

ISO Minute: National Intern Day

Artificial intelligence helps predict transmission outages during storms

Scheduling reliability, one generator at a time

Solar power reduced New England power grid demand by 5% in 2024

FERC accepts improvements to ISO-NE’s economic study process

ISO New England CEO van Welie to retire; COO Chadalavada named successor

Sunny spring days push grid demand to new lows

ISO-NE executives discuss resource, energy adequacy at FERC conference

ISO-NE expands accounting, forecasting of distributed energy resources

New England grid prepared for summer demand

ISO Minute: Long Term Transmission Planning

Enhanced long-term forecast predicts steady growth in energy use, peak demand

ISO Minute: Coordinating springtime transmission outages

New England grid sees new record low for system demand

Spring 2025 update on regional transmission investment now available; 6 projects under construction in New England

Winter 2024/2025 recap: Region’s grid remains reliable, though cold weather drives up wholesale electricity prices

ISO-NE issues request for proposals for transmission solutions

Exploring the causes and effects of demand growth: ISO-NE staff share expertise at March events

Capacity market reforms take shape as stakeholder discussions continue

ISO Minute: Staying prepared for geomagnetic disturbances

ISO-NE takes steps to prepare for potential duties on Canadian electricity

FAQ: Demand response and the New England power grid

New England states enlist ISO-NE support for longer-term transmission planning effort

Upcoming Events

Today’s Notices

Error loading event list

Upcoming Events

Today’s Notices

Most Popular Pages

Latest Published

Today’s
Snapshot

Available
Capacity (MW)

Forecasted Peak
Demand (MW)

Surplus
Capacity (MW)

Yesterday's Peak
Demand (MW)