Morning Report

Produced daily, the Morning Report provides the ISO's best estimate of expected capacity available to meet peak-hour electricity demand and reserve requirements - key parameters used to operate the power system reliably. For the weekly forecast, see the Seven-Day Capacity Forecast.

View the Morning Report below or Download a CSV file. Hover over items for an explanation.

Morning Report

1. Report Date
05/20/2025 11:39 EDT

2. Yesterday's Peak Load	(MW)
Monday, May 19, 2025 hour ending 20	12,979

Today's Information

3. Operable Capacity Analysis			(MW)
A. Capacity Supply Obligation (CSO)			27,807
B. Capacity Additions EcoMax Bid > CSO			1,311
C. Generation Outages and Reductions			6,570
D. Uncommitted Available Generation (non-fast-start)			7,153
E. DRR Capacity			224
F. Uncommitted Available DRR			12
G. Capacity Deliveries: Net Purchases = (-) Net Sales = (+)
	Highgate	-100
	NB	-252
	NYISO AC	-503
	NYISO CSC	0
	NYISO NNC	25
	Phase 2	-204
	Net Deliveries		-1,034
H. Total Available Capacity (A+B-C-D+E-F-G)			16,641
I. Peak Load Forecast For Hour Ending 20			13,200
J. Total Operating Reserve Requirement			2,054
K. Capacity Required = I+J			15,254
L. Surplus = (+) Deficiency = (-) (H - K)			1,387
M. Replacement Reserve Requirement			160
N. Excess Commitment Surplus = (+) Deficiency = (-) (L - M)			1,227

4. Largest First Contingency	(MW)
____	1,248

5. Annual Maintenance Schedule (A.M.S.)	(MW)
Peak Load Exposure	20,418

6. Reserve Summary	(MW)
Ten Minute Reserve Requirement:	1,498
Ten Minute Reserve Estimate:	1,498
Thirty Minute Reserve Requirement:	556
Thirty Minute Reserve Estimate:	1,943
Expected Actions of OP 4:	0
Additional Capacity Available from OP 4 Actions:	0

7. Interchange Summary
	Transfer Limit In (MW)	Transfer Limit Out (MW)	Scheduled Contract (MW)
Highgate	-225	150	-100
NB	-450	0	-252
NYISO AC	-1,000	500	-503
NYISO CSC	0	0	0
NYISO NNC	-25	25	25
Phase 2	-1,400	1,000	-204

8. Weather Forecast Summary for the Peak Hour
CITY	CONDITIONS	WIND	HIGH TEMP (°F)
Boston	Cloudy	NE-8	54
Hartford	Cloudy	N-9	61

9. SAR Available
NYISO	Y

10. Capacity of Non-Commercial Units	(MW)
Total Available	0

11. Units Committed to Meet Minimum Operating Reserve and Replacement Reserve Requirements	(MW)
0 Units	0

12. Geomagnetic Disturbance Activity
Forecast:
Alert:
Intensity:
Observed Activity:
Actions Taken or Planned by ISO-NE:	None
Actions Taken or Planned by Other Control Areas:	None

Report Generated 05/20/2025 11:39 EDT

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