A Colorado prison was evacuated as one of the largest wildfires in state history continued to grow, and officials warned residents of remote areas to be ready to leave Sunday as gusty winds and low ...

The Bay Area Air District reached an agreement with Argent Materials to resolve the company’s air quality violations at their construction material recycling facility in East Oakland facility, the ...

In the Southwest, cities including Las Vegas and Phoenix are under extreme heat warnings, with temperatures expected to climb ...