"This doesn't mean that the grid is going to go dark." ...

Explore the critical threshold for hydropower at Hoover Dam as Lake Mead's water levels approach a significant drop.

The Bureau of Reclamation is releasing $52 million to fund upgrades and repairs at the Hoover Dam, officials announced today.

There's a new display at Hoover Dam as concern grows over the dam’s ability to generate power amid plunging Lake Mead levels.

Circle of Blue reports that Lake Mead will hit water levels so low, that the Hoover Dam’s ability to produce hydropower is likely to drop 70% in the coming months. Read more on this story here.

A major investment is headed to Hoover Dam as federal officials move to shore up hydropower production amid prolonged drought and declining Lake Mead levels.The ...

Hoover Dam and Lake Mead. The light-colored bathtub ring around Lake Mead shows how much water level has dropped because of drought. (Photo by: Marli Miller/UCG/Universal Images Group via Getty Images ...

Hydropower output at Hoover Dam is down by about half since 2000. Lakes Mead and Powell are approaching critical thresholds below which hydropower generation would be severely curtailed or cease.