A new report identifies ways to create resilient water and wastewater systems in communities hardest hit by climate change.

California, Arizona and Nevada are urging the Trump administration to change course on the Colorado River. The states are ...

In a blistering letter, water officials in Arizona, California and Nevada recently took the federal government to task for failing to plan adequate measures to protect crucial ...

The church plans to install thousands of "smart controllers" at meetinghouses across the West for more efficient watering.

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

After public hearings on the Navajo Nation, the Navajo Nation Council approved legislation for what became the Northeastern Arizona Indian Water Rights Settlement Agreement. Navajo President Buu ...

Navajo officials finalized the Navajo Utah Water Rights Settlement ... to leave 17,050 acre-feet per year of Arizona Upper Basin water in Lake Powell for the first 20 years.

This quiet Arizona town is the perfect home base for exploring the Grand Canyon and nearby natural wonders. Here's why it ...

Trump’s early actions, including ordering the US Army Corps of Engineers to open two California dams, have led to concerns ...

I’m alarmed by many things happening right now, including the disappearance of climate data from federal websites.

If the seven states dependent on the Colorado River don't craft a new operating agreement, the federal government could end ...