More than 50,000 Hydro-Quebec customers are without electricity as a scorching heat wave continues to blanket the province, according to the utility company. The outages, concentrated in the Montreal area, come as temperatures soar above 30 degrees Celsius, with humidex values making it feel even hotter.
Widespread Outages and Response
Hydro-Quebec reported that as of Thursday morning, approximately 50,000 clients were affected, primarily in Montreal and surrounding regions. Crews have been dispatched to restore power, but the utility warned that some outages could persist into the evening due to the high demand on the grid. The heat wave, which began earlier this week, has prompted heat warnings from Environment Canada, urging residents to stay hydrated and seek cool environments.
“We are mobilizing all available resources to restore service as quickly as possible,” a Hydro-Quebec spokesperson said in a statement. “We ask for patience as our teams work under challenging conditions.”
Health and Safety Concerns
The power outages pose significant health risks, particularly for vulnerable populations such as the elderly and those with pre-existing conditions. Montreal public health officials have opened cooling centers across the city to provide relief. In 2023, a similar heat wave contributed to over 50 deaths in Quebec, highlighting the dangers of extreme heat without air conditioning.
“This is a critical situation,” said Dr. Mylene Drouin, Montreal’s public health director. “We urge residents to check on neighbors and use cooling centers if needed.”
Grid Strain and Climate Context
The outages underscore the strain on Quebec’s electrical infrastructure during extreme weather events. Hydro-Quebec has invested in grid upgrades, but climate change is increasing the frequency and intensity of heat waves. The utility noted that demand for air conditioning has surged, leading to equipment failures in some areas. “The system is under significant stress,” a Hydro-Quebec engineer explained. “We are working to balance load and prevent further outages.”
As the heat wave continues, officials are monitoring the situation closely. Residents are advised to reduce electricity use by turning off non-essential appliances and using fans instead of air conditioning when possible.



