Air quality is unhealthier-than-average for some people Thursday as winds are blowing wildfire smoke across the Northern ...

Wildfires are burning in Northern California and Southern Oregon. A Spare The Air Alert day is in effect Friday due to poor ...

Seven people are unaccounted for after multiple explosions obliterated a fireworks facility Tuesday in northern California, ...

A minor, 3.3-magnitude earthquake struck in Northern California on Monday, according to the United States Geological Survey.

Cal Fire added more than 360,000 acres in coastal Northern California to its fire hazard zones where heightened fire safety regulations will apply. New Southern California maps come out March 24.

Where in Northern California is most at risk for tsunami flooding? Check these maps Boats collided with each other when a tsunami destroyed the harbor in Crescent City in 2011.

Some people in Northern California may notice hazy skies as the result of several wildfires producing large amounts of smoke.

An earthquake of magnitude 5.0 was recorded Friday morning in Shasta County, the U.S. Geological Survey said.

Map of Northern California wildfires: What to know about the evacuations, outages, smoke Mandatory evacuations for Smith River and Happy Camp fire complexes ...

Northern California is currently suffering from some of the worst wildfires the state has ever seen, including the ongoing Mendocino Fire, which is now the largest fire in recorded history ...

Wind-driven flames have charred thousands of acres and destroyed thousands of homes in Northern California. Several people have also been killed. Cal Fire has provided a map with details of each ...