The shrinking reservoir threatens water and electricity supplies for millions across the western U.S., including seven states and parts of Mexico. The Glen Canyon Dam, which powers nearly 500,000 households annually, is at risk of losing its hydropower capabilities. Additionally, agricultural irrigation for over 5 million acres of farmland is jeopardized. Smaller communities and tribal nations along the Colorado River may face disproportionate impacts due to limited resources for alternative water supplies. Experts warn that without significant intervention, the reservoir could reach 'deadpool' levels, halting downstream water flow entirely (CNN, 2026).