Hoover Dam is a gravity dam. But if you take a water bottle up there on certain days, it sure looks like the opposite.

The Colorado River's flow projections already looked bleak as March began. A regional heatwave has worsened them.

Hawaiʻi's proposal to acquire the dam, and have taxpayers foot the bill for repairs, let the company off the hook.

A proposal to build a hydroelectric power plant near the Red Rock Canyon National Conservation Area won preliminary approval from federal regulators earlier this month. The Desert Bloom Project is a ...

Lake Mead is headed for an even more concerning, record-low level near the end of 2027, according to projections from federal ...

Hoover Dam reshaped the Colorado River and powered the Southwest. Nearby Boulder City tells the human story of the families who built the dam.

There is a slow-motion catastrophe unfolding across the American West, and most people living inside its shadow don't fully realize it yet. The Colorado River, a 1,450-mile lifeline carved through ...

Argentina's government, in collaboration with state energy company ENARSA, has reached an agreement to restart the long-delayed construction of the Santa Cruz hydroelectric dam complex. This marks a ...

Long before Lake Mead existed, a small town called St. Thomas sat beside the Muddy River in southern Nevada. Founded in 1865 by Mormon settlers, the town eventually grew into a community of farms, ...

Water levels at Lake Powell continue to fall as drought persists, pitting fish survival against power demands.

Add Yahoo as a preferred source to see more of our stories on Google. According to the Bureau of Reclamation, enough water passes through the Hoover Dam's generators to fill 15 standard-size swimming ...