SAN FRANCISCO (AP) — Northern California was under a rare and brief tsunami warning alert Thursday that tested local emergency notification systems after a 7.0 magnitude earthquake shook part of ...

After a magnitude 5.2 earthquake rattled Southern California Monday morning shortly after 10 a.m., the National Weather Service immediately issued an alert about whether a tsunami would follow.

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

The earthquake hit at 10:08 a.m. local time and was centered near the town of Julian, California, about 60 miles northeast of ...

As part of California's Tsunami Preparedness Week ... county's preparedness for a tsunami include placing more warning signs in tsunami hazard zones. In several weeks, the county is planning ...

The NWS National Tsunami Warning Center determined that there ... A 5.2 magnitude earthquake shook southern California, Monday morning. The earthquake, which was located 30 miles east of San ...

The Pacific Tsunami Warning Center in Hawaii issued an alert ... Get top local stories in Southern California delivered to you every morning. Sign up for NBC LA's News Headlines newsletter.

A strong earthquake on Monday morning rattled residents across Southern California, and aftershocks continued to be felt near ...

CAYUCOS, Calif. - As California officially observes Tsunami Preparedness Week this week, one of the most vulnerable communities in the state is located on the Central Coast. The small coastal town ...

WELLINGTON, New Zealand (AP) — A strong 7.0 magnitude earthquake hit near Tonga, prompting an initial tsunami warning that was later lifted for the Pacific island country. The U.S. Geological ...