http://www.newsweek.com/lake-meads-water-levels-rising-dead-pool-1772317 > Lake Mead's water levels have risen slightly with an influx of heavy rainfall, but will that be enough to save the rapidly drying up reservoir? > The lake, a reservoir of the Colorado River, formed by the Hoover Dam, provides water to 25 million people in California, Nevada and Arizona, but it has been facing the effects of an ongoing megadrought.