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[INTERNATIONAL] · United States, Mexico · 32 sources

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Lake Mead hits record low water level amid Colorado River crisis

Lake Mead, the largest reservoir in the United States, has reached a historic low water level, falling to approximately 1,040.5 feet. This level breaks the previous record set in July 2022 and marks the lowest point for the reservoir since it was first filled in the 1930s. The decline is driven by prolonged drought, rising temperatures, and record-low snowpack in the Colorado River Basin.

The crisis impacts the entire Colorado River system, which provides essential water and hydroelectric power to over 40 million people across seven U.S. states and Mexico. Due to the shortage, the U.S. Bureau of Reclamation has proposed a 10-year management framework that includes significant water-use cuts of up to 40% for the Lower Basin states of Arizona, California, and Nevada. Meanwhile, Lake Powell, the system's second-largest reservoir, is also nearing critical levels.

To protect hydropower generation at the Hoover Dam, federal officials have decided not to release cool water from Lake Powell, a move that prioritizes electricity production over the habitat protection of the threatened humpback chub fish. The shortage is expected to increase costs for utility ratepayers and force municipalities like Phoenix and Las Vegas to rely more heavily on groundwater and advanced water recycling technologies.

Entities

Brad Udall · Colorado River · Colorado River Basin · Hoover Dam · Jack Schmidt · Lake Mead · Lake Powell · Southern Nevada Water Authority · U.S. Bureau of Reclamation

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