Fourth of July fireworks could prompt hazardous air quality across parts of Southern California this weekend, authorities ...

According to a study, various parts of the state have levels of arsenic in drinking water at higher than 5 micrograms per ...

California launches heat ranking tool, map to rank severity risks across the state. ... The news comes as Sacramento and other regions in Northern California are set to hit 100 degrees later this ...

The news comes as Sacramento and other regions in Northern California are set to hit 100 degrees later this week. The new tool, called CalHeatScore, uses ZIP code data and identifies groups most ...

The geographies of upward mobility show U.S. regions that emphasize investments in the common good over economic ...

Last year, 96% of California was drought-free. A new map is far more grim. By Amanda Bartlett, ... with some regions experiencing 8 more inches of precipitation than normal, ...

A light, 4.7-magnitude earthquake struck in Northern California on Wednesday, according to the United States Geological Survey. The temblor happened at 6:34 p.m. Pacific time about 2 miles ...

Napa Valley, CaliforniaNapa Valley is often hailed as the crown jewel of American wine country. Nestled in California's ...

A light, 4.1-magnitude earthquake struck in Southern California on Sunday, according to the United States Geological Survey. The temblor happened at 1:03 p.m. Pacific time about seven miles ...

Here are 5 lesser-known California wine regions worth exploring. From the Temecula Valley to the Santa Cruz Mountains, these wine regions deliver more of the tailored experience you seek and less ...

A California Highway Patrol car in Truckee nudged a big-rig up a snowy hill while smaller vehicles spun out, resulting in minor bumps and bruises but no real injuries, CHP Officer Carlos Perez said.