PJM 5CP · 2024
The five coincident peaks of summer 2024, with dates, peak hours, and RTO load.
| Rank | Peak day | Peak hour (ET) | System load |
|---|---|---|---|
| cp1 | Tue, Jul 16 | 5:00 PM ET | 152.6 GW |
| cp2 | Mon, Jul 15 | 5:00 PM ET | 151.6 GW |
| cp3 | Thu, Aug 1 | 5:00 PM ET | 148.7 GW |
| cp4 | Wed, Aug 28 | 5:00 PM ET | 147.6 GW |
| cp5 | Fri, Jun 21 | 5:00 PM ET | 147.5 GW |
Source: PJM settled hourly load, observed. PJM's official 5CP determination uses unrestricted peaks, which add back estimated demand response — a heavy curtailment day can rank differently there. NERC holidays and weekends are excluded by rule. See methodology. Free to republish with a link: "Peak data by WattMarkets".