Highlights South Hub off-peak real-time jumps 297.7% from June Wind generation falls to 19.5% of mix, behind coal, gas August package ended 17.3% below 2019 package Houston — After a six-month stretch as the lead fuel source, Southwest Power Pool’s wind generation took a seasonal plunge of nearly 15 percentage points in July, which, coupled with increasing load demand from summer temperatures, caused wholesale power prices to jump more than 21% month on month. Receive daily email alerts, subscriber notes & personalize your experience. Register Now SPP peakload climbed 10.3% month on month and rose nearly 2% year on year to average 44.9 GW in July, according to grid operator data. Peakload reached as high as 48.5 GW on July 17, an 11-month high. Average temperatures across the SPP footprint were 61.9 degrees Fahrenheit in July, a jump of 10% month on month, which caused cooling-degree days to surge […]