Here is what to expect when traveling throughout Arizona on July Fourth Day weekend, including traffic issues, event coverage and weather updates.

The clock is ticking on the Colorado River. The seven states that use its water are nearing a 2026 deadline to come up with ...

The National Park Service (NPS) issued a warning on Wednesday, July 2, that cyanotoxins produced by algae blooms had reached “the high end of safe exposure levels” in parts of ...

California and six other states that use water from the Colorado River are nearing a 2026 deadline to come up with new rules for sharing shrinking supplies.

Before the recent project, those fish would gravitate toward ... Still, experts say removing it is only one step toward dealing with invasives below Glen Canyon Dam. In recent years, the dam has sent ...

Here are some activities and entertainments to enjoy in the San Fernando Valley and the greater Los Angeles area.

The orange-red rocks reflect off waters that wind through canyon walls and sandy beaches as 5 million visitors annually ...

Arizona’s water chief is offering a new path out of the morass in Colorado River negotiations — a proposal to tie future ...

Visitors bike and walk a section of the East Bay Skyline Trail in Wildcat Canyon Regional Park on Thursday, June 12, 2025, in Richmond, Calif. (Aric Crabb/Bay Area News Group) ...