"If we lose power at Glen Canyon and Hoover Dam, that's a big problem for the West," a Nevada water official said.

Recently, ABC15's Nick Ciletti traveled to the Hoover Dam, where water levels remain critically low; by many estimates, the dam is at about a third of its maximum capacity.

Rising water temperatures across the Colorado River and its reservoirs are creating new challenges for water treatment ...

Around this time, 89 years ago, the Hoover Dam began supplying electricity to the city of Los Angeles.Finished in 1935 and located along the Nevada and Arizona state lines, the concrete arch structure ...