Day-Ahead System Summary
Hour DA
Forecast
DA
Net Load Forecast1
DA
Forecast plus Reserves2
RUC Forecast
Adjustment3
RUC Shortfall
with Forecast Adjust4
RUC Shortfall5 RUC Self-Sched (PTK)
Export Reduction6
1 30,063 28,896 31,869 2,148 0 0 0
2 28,489 27,448 30,197 2,193 0 0 0
3 27,260 26,373 28,890 1,781 0 0 0
4 26,533 25,776 28,117 1,387 0 0 0
5 26,518 25,832 28,101 1,635 0 0 0
6 27,323 26,664 28,957 1,830 0 0 0
7 28,648 27,098 30,365 1,928 0 0 0
8 29,822 24,126 31,614 3,826 0 0 0
9 30,525 20,003 32,358 5,150 0 0 0
10 31,019 18,188 32,882 3,376 0 0 0
11 31,750 18,124 33,661 3,106 0 0 0
12 33,155 19,227 35,156 3,594 0 0 0
13 35,225 21,283 37,354 4,000 0 0 0
14 37,823 24,020 40,112 4,188 0 0 0
15 40,285 26,732 42,728 3,598 0 0 0
16 42,719 29,657 45,315 3,777 0 0 0
17 44,236 32,069 46,929 6,811 0 0 0
18 45,301 35,562 48,062 7,816 1,531 0 0
19 45,193 39,939 47,952 7,027 2,809 0 270
20 43,968 41,762 46,650 5,601 2,351 0 87
21 42,459 40,566 45,045 4,541 11 0 79
22 40,432 38,431 42,887 2,908 0 0 0
23 37,201 35,058 39,452 3,282 0 0 0
24 34,086 31,812 36,142 3,113 0 0 0

1 Day-Ahead CAISO Demand forecast minus solar and wind forecast

2 Day-Ahead CAISO Demand forecast plus hourly operating reserve requirements

3 Adjustment applied to the Day-Ahead load forecast

4 RUC Shortfall that includes any operator adjustment to RUC forecast

5 The RUC Under-supply infeasibility discounting the adjustment to Day-Ahead forecast

6 Difference between RUC schedule and IFM schedules for export schedules supported by non-RA resources

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