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CAISO | Wednesday, May 20, 2026
Duckiness Score
Extreme duck curve for CAISO on Wednesday, May 20, 2026
9.7
Ramp (50%)
21.3 GW evening ramp
5.7
Depth (35%)
6.2 GW valley
8.0
Timing (15%)
Trough at 11:00 AM
24-Hour Net Load Profile
Net load (demand minus solar and wind) throughout the day
Trough: 11:00 AM (7.0 GW)
Ramp: 21.3 GW
Peak: 8:00 PM (28.3 GW)
Total Demand
Net Load
Trough
Evening Peak
Evening Ramp
21.3 GW
Net load increase from trough to evening peak
Valley Depth
6.2 GW
How low net load drops during solar peak
Trough Timing
11:00 AM
When net load hits its daily minimum