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 31,707 28,401 33,637 0 0 0 0
2 29,827 26,582 31,634 0 0 0 0
3 28,415 25,251 30,125 0 0 0 0
4 27,440 24,389 29,088 0 0 0 0
5 27,253 24,420 28,889 0 0 0 0
6 27,897 25,344 29,573 0 0 0 0
7 28,856 24,895 30,589 1,580 0 0 0
8 29,732 18,984 31,515 2,401 0 0 0
9 29,960 14,862 31,756 1,622 0 0 0
10 30,213 13,421 32,023 0 0 0 0
11 30,970 13,352 32,825 0 0 0 0
12 32,242 14,165 34,177 0 0 0 0
13 33,996 15,784 36,046 0 0 0 0
14 36,176 17,780 38,364 0 0 0 0
15 38,476 19,970 40,810 0 0 0 0
16 41,009 22,599 43,504 0 0 0 0
17 42,632 24,825 45,239 0 0 0 0
18 43,852 27,708 46,547 1,070 0 0 0
19 44,150 33,755 46,872 2,397 0 0 0
20 43,299 38,337 45,975 1,250 0 0 0
21 41,898 38,014 44,483 840 0 0 0
22 40,200 36,302 42,674 0 0 0 0
23 37,130 33,180 39,410 0 0 0 0
24 34,038 30,022 36,117 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