An initiative of the Center for Environmental Journalism at the University of Colorado Boulder

The white ‘bathtub ring’ around Lake Mead, shown on Jan. 11, 2022, is roughly 160 feet high and reflects falling water levels. George Rose/Getty Images

What is dead pool? A water expert explains

Lake Mead and Lake Powell could reach water levels low enough to halt hydropower production.

Photos: Agriculture in Dome Valley, Arizona

This page features photos of agriculture in the Dome Valley near Yuma, Arizona. Located in southwestern Arizona’s Yuma County, the Dome Valley is known for its winter lettuce and kale...

As drought shrinks the Colorado River, a Southern California giant seeks help from river...

Metropolitan Water District's water recycling proposal builds momentum amid increasingly dry conditions.

Arizona’s future water shock

Smaller cities. Soaring water prices. Scorched desert towns.

Unsafe yield

Severe drought, dead wells and political division push Arizona steadily closer to water supply peril.

Photos: Lyman Reservoir, Arizona, February 2021

This page features ground-based and aerial photos of Lyman Reservoir, located in Lyman Lake State Park near Springerville, Arizona. By damming the Little Colorado River—a tributary to the Colorado River...
Golf course photo

At Peak of Its Wealth and Influence, Arizona’s Desert Civilization Confronts A Reckoning Over...

Arizona’s powerful will to grow is challenged by extreme heat, deep drought, and serious water-related stress.

Photos: Granite Reef Underground Storage Project, January 2019

This page features aerial photos of the Granite Reef Underground Storage Project (GRUSP), near Mesa, Arizona. Roughly four miles downstream from the Granite Reef Diversion Dam, the GRUSP is a...
A view of the Glen Canyon Dam at Lake Powell photo

As Lake Powell dries up, the US turns to creative accounting for a short-term...

A new agreement calls for Western states to leave their drinking water in the reservoir — and act as if they didn't.

Photos: Agriculture in Pinal County, Arizona

This page features photos of agriculture in Pinal County, Arizona. Located in the central part of southern Arizona, Pinal County is one of the most agriculturally productive counties in the...