US's two largest reservoirs hit historic lows amid severe drought

Lake Powell and Lake Mead, the two largest reservoirs in the United States, have hit historic low levels, underscoring the severe drought gripping the western U.S. The critical situation highlights the immense challenges facing the Colorado River, a crucial water source for 40 million people, exacerbated by climate change.

The river feeds both Lake Powell, primarily in Utah, and Lake Mead, formed by the Hoover Dam on the Nevada-Arizona border. Water levels in these reservoirs are now perilously close to the point where electricity generation would need to be curtailed. According to data from the Bureau of Reclamation, Lake Powell's water level dropped to just over 1,072 meters above sea level, while Lake Mead fell to 316.9 meters.

For years, the seven states relying on the Colorado River have been locked in disputes over water allocation. This stalemate led the Trump administration to intervene, introducing a plan in late July that imposes significant restrictions on water use. The federal government can now limit usage in California, Arizona, and Nevada, requiring them to collectively reduce their water consumption by up to 3.7 billion cubic meters annually until 2036. This volume is equivalent to approximately 1.5 million Olympic swimming pools.

While Colorado, Utah, Wyoming, and New Mexico are also dependent on the river, they are not subject to the same extensive measures. This disparity has sparked controversy, with Arizona already allocating millions of dollars for potential legal challenges.