A scary scene of biblical-like proportions unfolded in the Grand Canyon when flash flooding at a popular waterfall left ...

Residents were encouraged to head to higher areas to avoid washed out creeks and footbridges during the flash flood warning.

The National Weather Service (NWS) has issued a flood watch for desert areas in southern California, southern Nevada, and northwestern Arizona, effective Wednesday, as heavy rain puts the region at ...

Federal agencies have finished digging out a side channel below Glen Canyon Dam that's been a breeding ground for nonnative ...

The trickle turned into a stream, which widened into a river, and soon the ocean was pouring ... all the muddy sediment stirred up by the flood waters, you might have found a few surprised fish ...

Millions of tons of debris collapsed off Sheep Mountain in Teton County into the Gros Ventre River 100 years ago, creating a ...

It’s highwater season on Montana’s Gallatin River, and a growing posse of kayakers are paddling its infamous House Rock ...