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 26,105 24,344 27,699 0 0 0 0
2 24,757 23,010 26,267 0 0 0 0
3 23,536 21,815 24,970 0 0 0 0
4 22,930 21,257 24,326 0 0 0 0
5 23,014 21,392 24,415 0 0 0 0
6 23,814 22,254 25,266 0 0 0 0
7 25,467 23,958 27,025 421 0 0 0
8 26,554 22,099 28,179 2,519 0 0 0
9 27,008 15,960 28,640 2,304 0 0 0
10 26,682 11,665 28,294 2,171 0 0 0
11 26,285 10,425 27,872 1,713 0 0 0
12 26,421 10,400 28,015 1,242 0 0 0
13 27,384 11,356 29,039 1,067 0 0 0
14 29,279 13,184 31,054 1,019 0 0 0
15 31,416 15,332 33,337 1,414 0 0 0
16 33,689 17,984 35,758 1,576 0 0 0
17 35,520 22,738 37,709 2,017 0 0 0
18 36,546 30,267 38,805 2,408 0 0 0
19 36,152 33,962 38,387 763 0 0 0
20 34,825 32,783 36,976 388 0 0 0
21 32,928 30,732 34,960 441 0 0 0
22 31,200 28,891 33,123 628 0 0 0
23 29,018 26,642 30,797 0 0 0 0
24 26,758 24,315 28,394 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