ISO New England

Hydro	1037
Natural Gas	3476
Nuclear	3229
Other	1
Renewables	27
Renewables	267
Renewables	8
Renewables	429
Renewables	106

Hydro	Hydro	1037
Natural Gas	Natural Gas	3476
Nuclear	Nuclear	3229
Other	Other	1
Landfill Gas	Renewables	27
Refuse	Renewables	267
Solar	Renewables	8
Wind	Renewables	429
Wood	Renewables	106

153.654
1,019.93
0
0.283
2.869
6.685

2025-05-21T00:00:00.000-04:00	9999.286
2025-05-21T00:05:00.000-04:00	9928.125
2025-05-21T00:10:00.000-04:00	9892.823
2025-05-21T00:15:00.000-04:00	9818.438
2025-05-21T00:20:00.000-04:00	9775.889
2025-05-21T00:25:00.000-04:00	9752.169
2025-05-21T00:30:00.000-04:00	9734.237
2025-05-21T00:35:00.000-04:00	9660.794
2025-05-21T00:40:00.000-04:00	9660.243
2025-05-21T00:45:00.000-04:00	9624.013
2025-05-21T00:50:00.000-04:00	9577.846
2025-05-21T00:55:00.000-04:00	9530.586
2025-05-21T01:00:00.000-04:00	9498.641
2025-05-21T01:05:00.000-04:00	9487.248
2025-05-21T01:10:00.000-04:00	9439.554
2025-05-21T01:15:00.000-04:00	9415.793
2025-05-21T01:20:00.000-04:00	9417.133
2025-05-21T01:25:00.000-04:00	9381.156
2025-05-21T01:30:00.000-04:00	9338.179
2025-05-21T01:35:00.000-04:00	9327.955
2025-05-21T01:40:00.000-04:00	9297.354
2025-05-21T01:45:00.000-04:00	9266.091
2025-05-21T01:50:00.000-04:00	9249.154
2025-05-21T01:55:00.000-04:00	9227.582
2025-05-21T02:00:00.000-04:00	9241.215
2025-05-21T02:05:00.000-04:00	9277.796
2025-05-21T02:10:00.000-04:00	9204.275
2025-05-21T02:15:00.000-04:00	9190.066
2025-05-21T02:20:00.000-04:00	9179.753
2025-05-21T02:25:00.000-04:00	9169.427
2025-05-21T02:30:00.000-04:00	9135.136
2025-05-21T02:35:00.000-04:00	9129.495
2025-05-21T02:40:00.000-04:00	9113.846
2025-05-21T02:45:00.000-04:00	9105.552
2025-05-21T02:50:00.000-04:00	9109.476

2025-05-21T00:00:00.000-04:00	9740
2025-05-21T01:00:00.000-04:00	9350
2025-05-21T02:00:00.000-04:00	9130
2025-05-21T03:00:00.000-04:00	9110
2025-05-21T04:00:00.000-04:00	9360
2025-05-21T05:00:00.000-04:00	10080
2025-05-21T06:00:00.000-04:00	11030
2025-05-21T07:00:00.000-04:00	11690
2025-05-21T08:00:00.000-04:00	11510
2025-05-21T09:00:00.000-04:00	11190
2025-05-21T10:00:00.000-04:00	11090
2025-05-21T11:00:00.000-04:00	10980
2025-05-21T12:00:00.000-04:00	11070
2025-05-21T13:00:00.000-04:00	11170
2025-05-21T14:00:00.000-04:00	11340
2025-05-21T15:00:00.000-04:00	11740
2025-05-21T16:00:00.000-04:00	12300
2025-05-21T17:00:00.000-04:00	12780
2025-05-21T18:00:00.000-04:00	13080
2025-05-21T19:00:00.000-04:00	13220
2025-05-21T20:00:00.000-04:00	13160
2025-05-21T21:00:00.000-04:00	12470
2025-05-21T22:00:00.000-04:00	11440
2025-05-21T23:00:00.000-04:00	10490

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 05/20/2025 11:39 AM

16,641

Available
Capacity (MW)

13,200

Forecasted Peak
Demand (MW)

1,227

Surplus
Capacity (MW)

12,979

Yesterday's Peak
Demand (MW)

More Real-Time Data Morning Report

Featured

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

Economic Planning for the Clean Energy Transition PDF

2050 Transmission Study PDF

2023 Regional System Plan PDF

Vision in Action: ISO New England’s Strategic Plan

News Feed

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

ISO-NE highlights winter readiness

From ISO Newswire

Monthly wholesale electricity prices and demand in New England, October 2024

From ISO Newswire

ISO Minute: Making a model to study the grid’s future

From ISO Newswire

100th ‘duck curve’ day marks New England solar power milestone

From ISO Newswire

October 2024 update on regional transmission investment now available

From ISO Newswire

ISO Minute: Meet ISO New England’s first policy advisor for environmental and community affairs

From ISO Newswire

ISO-NE announces changes in System Operations and Market Administration leadership

From ISO Newswire

Monthly wholesale electricity prices and demand in New England, September 2024

From ISO Newswire

ISO Minute: Solving the puzzle of transmission and resource outages

From ISO Newswire

Final report, factsheet now available for ISO-NE study of clean energy transition

From ISO Newswire

Register now for ISO-NE Board of Directors open meeting

From ISO Newswire

Third CLG meeting of 2024 features discussion of offshore wind; video available

From ISO Newswire

Monthly wholesale electricity prices and demand in New England, August 2024

From ISO Newswire

Now online: Order No. 1920 Key Project page

From ISO Newswire

Monthly wholesale electricity prices and demand in New England, July 2024

From ISO Newswire

ISO-NE’s EPCET study highlights possibilities and challenges of the clean energy transition

From ISO Newswire

More News

Upcoming Events

Today’s Notices

New England’s Wholesale Energy Markets (Day 1 of 2)	May 21, 2025 8:00AM - 5:00PM
New England’s Wholesale Energy Markets (Day 2 of 2)	May 22, 2025 8:00AM - 5:00PM
NEPOOL Transmission Committee Meeting	May 22, 2025 9:30AM - 12:30PM
Memorial Day	May 26, 2025 12:00AM - 11:59PM
Consumer Liaison Group Meeting	June 4, 2025 12:00PM - 3:30PM
Webinar: Quarterly Settlements Forum	June 5, 2025 10:00AM - 11:00AM
NEPOOL Participants Committee Meeting (CANCELLED)	June 5, 2025 10:00AM - 2:30PM
NEPOOL Membership Subcommittee Meeting	June 9, 2025 10:00AM
NEPOOL Markets Committee Meeting	June 10, 2025 9:30AM - 4:30PM
NEPOOL Markets Committee Meeting	June 11, 2025 9:30AM - 4:30PM

Visit the Full Calendar

Upcoming Events

Today’s Notices

ISO New England will be performing routine maintenance on Production NX Applications on Wednesday, May 21, 2025, from 14:00 – 14:30.

May 21, 2025
2:00PM

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 05/20/2025 11:39 AM

16,641

AvailableCapacity (MW)

13,200

Forecasted PeakDemand (MW)

1,227

SurplusCapacity (MW)

12,979

Yesterday's PeakDemand (MW)

Featured

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

Economic Planning for the Clean Energy Transition PDF

2050 Transmission Study PDF

2023 Regional System Plan PDF

Vision in Action: ISO New England’s Strategic Plan

News Feed

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

ISO-NE highlights winter readiness

Monthly wholesale electricity prices and demand in New England, October 2024

ISO Minute: Making a model to study the grid’s future

100th ‘duck curve’ day marks New England solar power milestone

October 2024 update on regional transmission investment now available

ISO Minute: Meet ISO New England’s first policy advisor for environmental and community affairs

ISO-NE announces changes in System Operations and Market Administration leadership

Monthly wholesale electricity prices and demand in New England, September 2024

ISO Minute: Solving the puzzle of transmission and resource outages

Final report, factsheet now available for ISO-NE study of clean energy transition

Register now for ISO-NE Board of Directors open meeting

Third CLG meeting of 2024 features discussion of offshore wind; video available

Monthly wholesale electricity prices and demand in New England, August 2024

Now online: Order No. 1920 Key Project page

Monthly wholesale electricity prices and demand in New England, July 2024

ISO-NE’s EPCET study highlights possibilities and challenges of the clean energy transition

Upcoming Events

Today’s Notices

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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)