Market Summary

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 30,828 27,079 32,700 0 0 0 0
2 29,014 25,308 30,762 0 0 0 0
3 27,594 23,919 29,251 0 0 0 0
4 26,729 23,139 28,328 0 0 0 0
5 26,549 23,124 28,136 0 0 0 0
6 27,211 24,001 28,838 0 0 0 0
7 27,956 23,286 29,629 1,613 0 0 0
8 28,632 16,905 30,350 2,473 0 0 0
9 28,726 12,430 30,447 1,764 0 0 0
10 28,715 10,596 30,434 1,250 0 0 0
11 29,276 10,154 31,028 811 0 0 0
12 30,107 10,463 31,911 774 0 0 0
13 31,365 11,390 33,248 1,079 0 0 0
14 32,938 12,675 34,925 1,159 0 0 0
15 34,509 14,138 36,600 1,506 0 0 0
16 36,079 15,849 38,276 1,308 0 0 0
17 37,305 17,816 39,588 1,450 0 0 0
18 38,534 20,925 40,901 1,635 0 0 0
19 39,204 27,738 41,614 2,789 0 0 0
20 38,656 32,929 41,031 1,426 0 0 0
21 37,700 33,129 40,016 763 0 0 0
22 36,492 31,891 38,730 878 0 0 0
23 34,175 29,554 36,262 0 0 0 0
24 31,365 26,789 33,274 0 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 Validation and Quality Analysis at