Next Day Operational Capacity Report

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Produced daily, the Next Day Operational Capacity Report provides the ISO's best estimate of the next day's 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 Next Day Operational Capacity Report below or Download a CSV file. Hover over items for an explanation.

Next Day Operational Capacity Report

1. Report Date
07/12/2026 15:57 EDT

Today's Information

2. Operable Capacity Analysis			(MW)
A. Capacity Supply Obligation (CSO)			26,707
B. Capacity Additions EcoMax Bid > CSO			1,399
C. Generation Outages and Reductions (Planned + Forced)			1,440
	Planned Outages and Reductions	18
	Forced Outages and Reductions	1,422
D. Uncommitted Available Generation (non-fast-start)			5,594
E. DRR Capacity			196
F. Uncommitted Available DRR			14
G. Capacity Deliveries: Net Purchases = (-) Net Sales = (+)
	Highgate	-215
	NB	-275
	NECEC	-1,090
	NYISO AC	-586
	NYISO CSC	204
	NYISO NNC	-45
	Phase 2	-1,194
	Net Deliveries		-3,201
H. Total Available Capacity (A+B-C-D+E-F-G)			24,455
I. Peak Load Forecast For Hour Ending 19			20,100
J. Total Operating Reserve Requirement			2,050
K. Capacity Required = I+J			22,150
L. Surplus = (+) Deficiency = (-) (H - K)			2,305
M. Replacement Reserve Requirement			160
N. Excess Commitment Surplus = (+) Deficiency = (-) (L - M)			2,145

3. Largest First Contingency	(MW)
____	1,249

4. Annual Maintenance Schedule (A.M.S.)	(MW)
Peak Load Exposure	25,228

5. Reserve Summary	(MW)
Ten Minute Reserve Requirement:	1,436
Ten Minute Reserve Estimate:	1,436
Thirty Minute Reserve Requirement:	614
Thirty Minute Reserve Estimate:	2,919
Expected Actions of OP 4:	0
Additional Capacity Available from OP 4 Actions:	0

6. Interchange Summary
	Transfer Limit In (MW)	Transfer Limit Out (MW)	Expected Contract (MW)
Highgate	-220	0	-215
NB	-275	375	-275
NECEC	-1,250	0	-1,090
NYISO AC	-1,400	1,200	-586
NYISO CSC	-346	330	204
NYISO NNC	-200	200	-45
Phase 2	-1,200	0	-1,194

7. Weather Forecast Summary for the Peak Hour
CITY	CONDITIONS	WIND	HIGH TEMP (掳F)
Boston	Mostly Clear	SW 15	80
Hartford	Rain Showers	SW 10	82

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

9. REPORT COMMENTS

Report Generated 07/12/2026 15:57 EDT

Download a CSV file of this Next Day Operational Capacity Report .