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Technology and Science30 March, 20261 min read

Historic Drought Forces Southwest Water Cuts as Lake Mead Hits Record Low

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Lake Mead sits at its lowest level since the 1930s amid drought. Restrictions grow across the West as drought fears rise.

Historic Drought Forces Southwest Water Cuts as Lake Mead Hits Record Low
Image: USA TODAY

Lake Mead Declared in Shortage

For the first time since the 1930s, Lake Mead was declared in drought shortage. Mandatory water restrictions will cut Arizona's allocation by about 18 percent. Water levels have dropped to about 40 percent of capacity.

Record-Low Reservoirs Threaten Power

Lake Powell reached its lowest ever recorded level at approximately 32 percent. This poses a threat to electricity production at the Glen Canyon Dam. Utility companies are preparing for potential outages.

Ten Western States Declare Drought

Ten Western states declared drought emergencies. Municipalities struggled with restrictions on watering lawns. Scottsdale shut off water to 900 homes.

Reporting for this sectionUSA TodayOuest-France

Megadrought Shaped by Human Activity

The region's drought is part of a historic megadrought over 20 years. Human-induced factors are influencing the Pacific Decadal Oscillation. The Southwest could remain stuck in drying conditions beyond 20 to 30 years.

Reporting for this sectionLe magazine GEOLa Chaîne Météo