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 28,573 24,037 30,299 0 0 0 0
2 26,816 22,500 28,431 0 0 0 0
3 25,561 21,502 27,088 0 0 0 0
4 24,640 20,831 26,108 0 0 0 0
5 24,254 20,654 25,695 0 0 0 0
6 24,225 20,779 25,663 0 0 0 0
7 23,909 18,859 25,326 1,121 0 0 0
8 23,683 11,425 25,087 2,043 0 0 0
9 23,339 6,530 24,717 1,342 0 0 0
10 22,626 4,120 24,087 1,127 0 0 0
11 22,517 3,047 24,068 725 0 0 0
12 22,521 2,534 24,104 498 0 0 0
13 23,316 3,019 24,904 617 0 0 0
14 24,144 3,611 25,726 718 0 0 0
15 25,615 5,068 27,172 877 0 0 0
16 27,196 6,932 28,835 1,037 0 0 0
17 28,986 9,584 30,747 1,419 0 0 0
18 31,085 13,669 32,980 1,763 0 0 0
19 32,704 21,585 34,702 2,813 0 0 0
20 32,813 27,568 34,821 1,329 0 0 0
21 32,172 28,189 34,141 434 0 0 0
22 31,233 27,278 33,139 0 0 0 0
23 29,408 25,461 31,198 0 0 0 0
24 27,434 23,565 29,094 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