The incoming storm system will bring the most rain to many Southern California cities since the water year began.

President Trump named voter identification laws as a requirement for California before he would release disaster relief to ...

Extreme drought expanded into parts of Los Angeles County as a dry start to the wet season continues. See this week’s ...

Nevada and Arizona, while abnormal dryness proliferated throughout California, Arizona, Utah, Colorado and New Mexico. The map uses six classifications to describe the intensity and geography of ...

A combination of hotter and drier weather and more people living in places that naturally burn are making things complicated.

The devastating wildfires consuming Los Angeles have driven home to the world the intensity of the water crisis in California ...

Until last year, only one California mammal species had never been caught on camera. A group of Bay Area researchers just ...

USA TODAY analysis finds 3.3 million Americans live in areas with "very high" wildfire risk and 14.8 million more at ...

California generally experiences wildfires during June and July, and they can run until October, but the blaze has defied the calendar this year, erupting in January – the coldest of the winter months ...

Choose from California Nevada Arizona Map stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection ...

As Donald Trump returns to the White House, he has built the most formidable foundation of Republican electoral strength ...

Most of the region eventually came under Mexican rule, until the Treaty of Guadalupe Hidalgo of 1848 gave the United States an area that today includes California, Nevada, Arizona, New Mexico ...