Outages ramped up from 15 GW to over 60 GW after the summer maintenance limit ended, then held there through October, so 108 GW of load on October 13 left PJM tighter than 153 GW did on September 1

Evening peak load and generation outages in the PJM RTO by day, September to October 2026 (GW)
Evening peak load
Scheduled maintenance
Short-term maintenance
Forced outages
Source: PJM, GridStatus, Modo Energy
Note: The axis starts at 75 GW. Evening peak load is the highest hourly load, 5pm to 9pm. Scheduled maintenance is PJM's Planned category, barred in summer until September 11.
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MODOENERGY