The local economy associated with the Lake Mead National Recreation Area has been hit hard by the drought. Senators are requesting funds to address the problem.

The final rule on waters of the U.S. announced last year is not the last word, with three major federal lawsuits and Congressional legislation all challenging the scope of the rule.

Aided by citizen scientists, Arizona has provisionally removed Fossil Creek and part of the San Pedro River from the Clean Water Act Impaired Waters List.

Lake Powell's elevation rose due to above-average winter precipitation, but sedimentation reduces capacity. Climate change still threatens the Colorado River system.

The White House announced major conservation efforts, including establishing two national monuments and key environmental actions to protect lands and waters.

Although still figuring out how to take samples and notify the public, California is poised to be the first monitoring microplastics in drinking water sources.