Monday's 5.2 magnitude temblor marked another success for California's early earthquake warning system, with users in some ...

Altadena residents, who would see the worst damage from the Eaton fire, also experienced the most issues with evacuation ...

Cell phones can receive Wireless Emergency Alerts ... Rutherford County uses a system called Smart911, which delivers everything from weather alerts to evacuation orders and transportation ...

"Between this and the wildfires in Los Angeles, it made me think that it's probably a good idea to have an evacuation ...

Debris flows brought on by the strongest atmospheric river of the season swept a car off a southern California highway ... submerged in sludge. Emergency alert systems lagged when residents ...