PJM issued a maximum generation alert for July 3 as a punishing heat wave pushes electricity demand near record highs across its 13-state footprint.

"PJM has implemented several alerts and actions to maintain reliable system operations..."

The U.S. Department of Energy has declared an emergency as a heat wave bears down on a huge part of the nation's electrical grid.

PJM says Thursday’s demand could break its 2006 summer hourly integrated record peak of 165,563 MW. The grid operator has recieved approval to curtail data centers and other large…

PJM issued a maximum generation alert for July 3 as a punishing heat wave pushes electricity demand near record highs across its 13-state footprint.

PJM's power grid neared a 20-year demand record this week as a heat wave and surging data center growth strained the system.

GridStatus data shows the PJM grid was kept afloat...