The Sierra Club is suing the Imperial Irrigation District over its latest Colorado River water conservation agreement, ...

A nearly $99 million deal to secure one of the most powerful water rights on the Colorado River is facing tough questions ...

A kayaker and journalist paints Lake Powell's past and future for outdoorsy types, students of hydrology, social justice ...

The state is counting on the Agricultural Water Conservation Program to save more water for communities, rivers and ...

Despite taking around 350 additional samples along the Colorado River, Colorado Parks and Wildlife officials have yet to find any further discoveries of zebra mussels in the state.

The Navajo Nation has first rights to the water around it, yet pays the most and gets the least. Things might be changing.

The Colorado River District wants to buy water used by the Shoshone hydropower, but a Front Range water supplier wants to see ...

Arizona’s top water official is making contingency plans for a court fight if a multi-state deal can’t be worked out for how ...

A hot summer in Las Vegas pushed water consumption in August to the highest it has been all year, but the 2-year outlook for ...

With agreements expiring in 2026, Utah Water Research Lab at Utah State University is looking to inform others of what is ...

The state's top water official is making contingency plans for a court fight if a deal can't be worked out with other states ...

AZ's top water official is making contingency plans for a court fight if a deal can't be worked out with other states for how ...