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 27,218 25,677 28,880 0 0 0 0
2 25,944 24,326 27,525 0 0 0 0
3 24,615 22,971 26,109 0 0 0 0
4 23,920 22,322 25,374 0 0 0 0
5 23,940 22,429 25,395 0 0 0 0
6 24,932 23,543 26,449 0 0 0 0
7 26,896 25,509 28,533 968 0 0 0
8 28,000 22,883 29,706 3,592 0 0 0
9 28,375 15,973 30,112 3,558 0 0 0
10 28,485 12,129 30,229 4,068 0 0 0
11 28,856 11,690 30,621 3,655 0 0 0
12 29,693 12,400 31,510 3,118 0 0 0
13 31,552 14,378 33,490 3,143 0 0 0
14 34,090 16,981 36,188 3,732 0 0 0
15 36,919 19,870 39,193 3,171 0 0 0
16 39,701 22,980 42,150 3,832 0 0 0
17 41,508 27,255 44,073 3,750 0 0 0
18 42,587 34,657 45,219 3,686 0 0 0
19 41,777 38,466 44,362 1,872 0 0 0
20 39,876 36,913 42,343 1,293 0 0 0
21 37,899 34,767 40,242 1,620 0 0 0
22 36,047 32,782 38,269 1,678 0 0 0
23 33,015 29,676 35,047 0 0 0 0
24 30,157 26,764 32,008 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