The countdown is on to secure the fate of one of the most important resources to Western agriculture: the Colorado River.

A new study gives Arizona and Nevada high marks for their reuse of treated sewage effluent as a way to reduce Colorado River ...

Arizona is has the second-highest rate of wastewater reuse in the Colorado River basin, according to a new study. And it ...

River Trail, Plateau Point Trail and Silver Bridge will remain closed until Oct. 1, according to the National Park Service.

The Wave may be one of the oldest and most familiar examples of land managers instituting a system to protect special places ...

The seven Colorado River states have only a few weeks left to submit a comprehensive plan for water management going forward.

Arizona recycles more than half its wastewater, the second-highest rate among the seven states on the Colorado River, a new study found. If all seven states on the river reused as much water as ...