The ruling means the railway can move forward — at least legally. But opposition at the local level is far from over.

Aquatic biologists with Colorado Parks and Wildlife said they are continuing to observe a quicker-than-anticipated increase ...

Federal officials released a range of scenarios Wednesday that could be used to manage the overallocated and shrinking Colorado River as time for the seven basin states to reach an agreement grows ...

Grand Canyon National Park — A solo backpacker has been found dead near a rugged and remote trail along the Colorado River in Grand Canyon National Park, authorities in Arizona said Thursday.

Amid stalled negotiations over how to manage the troubled Colorado River in the coming decades, the federal government offered clashing states four different management options for the river ...

U.S. Interstate 70 eastbound will be closed Tuesday afternoon due to power lines across the roadway, according to Lower Valley Fire District. LVFD said the ...

The U.S. portion of the Colorado River region is split into a Lower and ... range from which to build the best and most robust path forward for the basin,” Touton said. “There certainly ...

a path riddled with uncertainty that water managers in both camps have said they hope to avoid. The tensions were apparent during last week’s Colorado River Water Users Assn. conference in Las ...

GRAND CANYON NATIONAL PARK, Ariz. — A solo backpacker has been found dead near a rugged and remote trail along the Colorado River in Grand Canyon National Park, authorities in Arizona said Thursday.