http://www.newsweek.com/lake-mead-water-levels-before-after-drought-sobering-shot-future-1772729 > A comparison of Lake Mead's water levels before and after the drought hit that part of the U.S. points to a sobering future. > Lake Mead is the largest man-made reservoir in the U.S., spread between Nevada and California on the Colorado River. It made national headlines in 2022 as its water levels hit the lowest they have ever been due to the ongoing megadrought gripping the western United States.