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 27,799 25,344 29,524 392 0 0 0
2 26,271 23,963 27,895 367 0 0 0
3 25,196 23,222 26,748 308 0 0 0
4 24,467 22,713 25,970 275 0 0 0
5 24,099 22,466 25,630 236 0 0 0
6 24,193 22,678 25,695 207 0 0 0
7 24,193 21,958 25,679 582 0 0 0
8 24,301 17,798 25,794 1,558 0 0 0
9 24,741 14,790 26,259 1,965 0 0 0
10 24,989 13,615 26,523 2,018 0 0 0
11 25,360 13,171 26,920 2,002 0 0 0
12 25,986 13,273 27,586 1,965 0 0 0
13 27,039 14,064 28,708 2,440 0 0 0
14 28,338 15,225 30,096 2,435 0 0 0
15 29,797 16,836 31,651 2,461 0 0 0
16 31,323 18,776 33,279 3,064 0 0 0
17 32,906 21,063 34,962 4,231 0 0 0
18 34,438 24,155 36,592 4,647 0 0 0
19 34,993 28,350 37,181 4,392 0 0 0
20 34,539 31,673 36,699 2,667 0 0 0
21 34,012 31,775 36,139 2,242 0 0 0
22 32,835 30,571 34,887 1,638 0 0 0
23 30,850 28,567 32,777 819 0 0 0
24 28,822 26,619 30,616 424 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

For any questions related to this report, please reach Market Analysis at