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      • Markets and Operations
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      Morning Report

      In this section

      • Power System Forecast and Status
      • Morning Report
      • Current Power System Status
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      • Three-Day System Demand Forecast
      • 21-Day Energy Assessment Forecast and Report
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      Related Links

      • Download Previous Morning Reports

      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
      04/19/2021 08:21 EDT
      2. Yesterday's Peak Load (MW)
      Sunday, Apr 18, 2021 hour ending 20 12,421

      Today's Information

      3. Operable Capacity Analysis (MW)
      A. Capacity Supply Obligation (CSO) 30,325
      B. Capacity Additions EcoMax Bid > CSO 1,475
      C. Generation Outages and Reductions 7,515
      D. Uncommitted Available Generation (non-fast-start) 9,554
      E. DRR Capacity 342
      F. Uncommitted Available DRR 12
      G. Capacity Deliveries: Net Purchases = (-) Net Sales = (+)
        Highgate -224  
        NB -327  
        NYISO AC -862  
        NYISO CSC 310  
        NYISO NNC 95  
        Phase 2 -1,317  
        Net Deliveries   -2,325
      H. Total Available Capacity (A+B-C-D+E-F-G) 17,386
      I. Peak Load Forecast For Hour Ending 20 13,400
      J. Total Operating Reserve Requirement 2,204
      K. Capacity Required = I+J 15,604
      L. Surplus = (+) Deficiency = (-) (H - K) 1,782
      M. Replacement Reserve Requirement 160
      N. Excess Commitment Surplus = (+) Deficiency = (-) (L - M) 1,622
      4. Largest First Contingency (MW)
      ____ 1,317
      5. Annual Maintenance Schedule (A.M.S.) (MW)
      Peak Load Exposure 15,335
      6. Reserve Summary (MW)
      Ten Minute Reserve Requirement: 1,580
      Ten Minute Reserve Estimate: 1,580
      Thirty Minute Reserve Requirement: 624
      Thirty Minute Reserve Estimate: 2,406
      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 0 -224
      NB -625 400 -327
      NYISO AC -1,500 1,200 -862
      NYISO CSC -346 330 310
      NYISO NNC -200 150 95
      Phase 2 -1,800 1,200 -1,317
      8. Weather Forecast Summary for the Peak Hour
      CITY CONDITIONS WIND HIGH TEMP (°F)
      Boston Rain Shower SW 8 57
      Hartford Rain SW 6 58
      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 04/19/2021 08:21 EDT

      Download a CSV file of this Morning Report.

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