The mountains in Colorado, Utah, New Mexico and Wyoming saw a cluster of storms last month that aided their snowpack levels.

The now-second-tallest dam was proposed to prevent flooding from Rocky Mountain snow-melting waters into the Colorado River, stretching south to the Gulf of California for more than 1,000 miles.

His name is John Brooks Hamby, and he’s the vice chairman of the board of directors for the Colorado River’s largest single ...

There's new concern over the Colorado River's future, with a critical 2026 deadline for new water agreements looming.

This small region once served as a haven for the vaquita. But, as the Gulf of California became polluted from the Colorado River runoff, the species of fish, crustaceans, and squid that the ...

The Lower Basin states of California, Arizona and Nevada are asking for a fresh look at proposals for sharing the shrinking ...

For years California and other Western states have been arguing over how to reduce diversions from the Colorado River, whose flows have been declining and whose reservoirs, particularly Lake Mead ...

The seven states that rely on water from the shrinking Colorado River are unlikely to agree ... Nevada and Southern California. Drought, climate change and population growth have caused water ...

THREATS: In imminent danger of extinction, the vaquita population is threatened by incidental bycatch in illegal and legal gillnets, commercial shrimp trawls, damming of the Colorado River and ...

“It looks like hydrology is calling us to action,” Colorado’s river commissioner, Becky Mitchell, told colleagues. While the Lower Basin states of Arizona, California and Nevada have conceded they ...

“For the last 15 years on the Colorado River in the lower basin, we have avoided the fundamental conflict between California’s insistence on protecting its priority rights and the desire of ...

Stephanie Sy… The Supreme Court has ruled against the Navajo Nation in a dispute involving water from the drought-stricken Colorado River. Arizona, California and Nevada on Monday proposed a ...