Lake Powell and a downstream reservoir, Lake Mead, can store up to 53.9 million acre-feet of water, or about 92% of the reservoir storage capacity in the entire Colorado River Basin. The basin’s ...

Lake Powell also causes a loss of about 5% of the annual flow of the Colorado River through evaporation and seepage. This lost water would be more than enough to rehabilitate the delta to a ...

LAKE POWELL, Utah — Muddy water whizzed past as John Weisheit steered a motorboat upstream in the Colorado River. He revved the engine as the boat sped around a bend and up a riffle. All along ...

Arizona water officials are releasing cold water from Lake Powell to lower water temperatures in the Colorado River and protect the threatened humpback chub fish from an invasive species. Lake ...

A “bathtub ring” seen above the waterline around Lake Powell was created during drought that reduced the flow of the Colorado River on April 15, 2023 in Lake Powell, Utah.

“Lake Powell is the central bank of the Colorado River Basin. Maybe that’s workable for a little while, but just like a household, the longer it’s in debt, the harder it gets. And it’s ...

An above-average year for snow doesn't guarantee an above-average runoff into Lake Powell. Here's how current conditions in the Colorado River Basin will affect the reservoir.

PHOENIX — Water levels at Lake Mead and Lake Powell are dropping to dangerous levels, reflecting the Colorado River’s worsening “structural deficit,” scientists said. Scientists from the ...

A receding Lake Powell is bringing Colorado River rapids in Utah back to life There's a lot of anxiety about climate change shrinking Lake Powell, but it also means whitewater rapids upstream have ...

There's a lot of anxiety about climate change shrinking Lake Powell, but it also means whitewater rapids upstream have re-emerged. Thrillseekers can now run them for the first time since the 1960s.

Lake Powell is the second largest man-made reservoir in the United States, storing 24.3 million acre-feet from the Colorado River when full. However, the lake is about to break a record low set in ...

This 10-question guide breaks down the role of Lake Powell in the Colorado River Basin, which is experiencing one of its worst droughts in 1,200 years.