Blackout risks escalate as severe heatwave stresses major US electric grids

Quick Brief
A severe heatwave sweeping across the United States is pushing electricity supplies to their limits. The US Department of Energy has issued warnings regarding an elevated risk of power outages affecting millions of residents and businesses.
What Happened?
An intense heatwave is testing the capacity of electricity networks across a broad region stretching from the Midwest through the Mid-Atlantic. The US Department of Energy specifically warned of potential outages within the PJM Interconnection, which is the nation's largest electric grid and serves 67 million people across an area spanning from Washington DC to Chicago.
Why It Matters
Extreme weather events placing heavy demand on critical infrastructure highlight vulnerabilities in power generation and distribution. Potential blackouts threaten the safety, daily routines, and business operations of millions of citizens living within the affected grid territories.
Key Facts
- A severe heatwave is stressing electricity supplies across the US Midwest and Mid-Atlantic.
- The US Department of Energy warned of heightened blackout risks.
- The PJM Interconnection, the largest US electric grid, faces elevated outage risks.
- PJM serves approximately 67 million people in a territory ranging from Washington DC to Chicago.
Compiled from 1 outlet
Related Stories

Reno Woman Receives 38 Stitches After River Otter Attack at Lake Tahoe
A swimmer from Reno suffered severe injuries after being attacked by a river otter near Lake Tahoe's Hidden Beach. Lynnette Bellin required 38 stitches and subsequent rabies treatments following the encounter on Sunday. This marks the second reported otter attack in the area within a month.

Family Remembers New Mexico Bear Attack Victim Benjamin Halona
Family members are paying tribute to Benjamin Halona, a New Mexico man who was fatally mauled by a bear inside his home. Relatives chose to focus on his career as a wildlife firefighter and his enthusiasm for selling tamales, rather than his brutal death. The tragedy followed a difficult period during which Halona became a widower and faced mobility challenges.
Judge Orders Tyler Robinson to Stand Trial for Charlie Kirk Shooting with Death Penalty Eligible
A judge has officially ruled that Tyler Robinson, the suspect accused of killing Charlie Kirk, must stand trial. The court also determined that the death penalty remains a viable option in the case. Meanwhile, nearly 200 witnesses to the shooting have applied for victims' benefits in Utah.
Lindsay Clancy Trial Jury Deadlocks, Judge Orders Continued Deliberations
The jury deliberating in the Lindsay Clancy trial announced they were unable to reach a unanimous verdict. Following the deadlocked status, the presiding judge instructed the jurors to return and continue their deliberations.