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 33,336 30,951 35,401 449 0 0 0
2 31,410 29,264 33,342 430 0 0 0
3 29,971 28,078 31,807 392 0 0 0
4 28,965 27,325 30,736 362 0 0 0
5 28,647 27,256 30,398 332 0 0 0
6 29,339 28,089 31,136 302 0 0 0
7 30,785 29,409 32,672 335 0 0 0
8 31,995 27,025 33,956 1,116 0 0 0
9 33,239 23,012 35,274 1,926 0 0 0
10 34,513 22,247 36,632 3,853 0 0 0
11 36,321 23,110 38,556 3,791 0 0 0
12 38,564 24,958 40,953 3,753 0 0 0
13 41,210 27,477 43,774 4,776 0 0 0
14 43,973 30,131 46,720 4,873 0 0 0
15 46,470 32,780 49,383 5,128 0 0 0
16 48,673 35,437 51,724 5,416 2,047 0 0
17 49,518 37,378 52,624 6,057 2,607 0 0
18 49,867 40,731 52,997 7,992 6,542 0 0
19 49,226 45,317 52,315 6,077 7,404 1,327 0
20 47,467 45,444 50,444 3,605 4,988 1,382 0
21 45,108 43,064 47,937 3,525 2,960 0 0
22 42,532 40,611 45,198 3,507 2,454 0 0
23 39,131 37,308 41,581 1,753 0 0 0
24 35,824 34,058 38,223 519 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

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