Largest U.S. power grid operator PJM ​said on Friday ​it was ​under a federal alert to cut electricity consumption across its territory as ⁠it ‌battled generator outages, massive overloading ⁠on its transmission lines and a surge in air conditioning use from prolonged sweltering ‌heat.
https://www.cnbc.com/2026/07/03/power-grid-independence-day-weekend.html