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

Marin County's fire department and sheriff's office are encouraging citizens to sign up to receive alerts ... Nixle system to send public messages. To sign up for the new system, visit ...

All large passenger vehicles carrying more than eight occupants, along with buses and trucks, must have advanced emergency braking systems (AEBS), driver drowsiness and attention warning systems ...

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