The MyShake app — which alerts Californians that an earthquake is about to hit  — surpassed 4 million downloads, Gov. Gavin ...

If you live anywhere along the West Coast, you have at some point in the last few years heard the piercing sound of ...

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

People from inland San Diego County to the Los Angeles County coast felt the earth move beneath them Monday morning when a ...

Earthquakes are a frequent occurrence in California, but that doesn't mean residents should ignore them.John Gudel from the ...

Millions of people across Southern California learned about a 5.2-magnitude earthquake that hit San Diego County on Monday ...

SANTA BARBARA, Calif. - April is Earthquake Preparedness Month for California — and this year marks 100 years since the ...

The epicenter was located near William Heise County Park, just south of Julian, where residents reported intense shaking and ...

A screenshot of a Wireless Emergency Alert — similar to an Amber Alert — warning of incoming shaking. (Robert de Groot / U.S. Geological Survey) Monday's magnitude 5.2 temblor marked another ...

‘Amber Alerts’ for example, are just one form of WEAs. After downloading the app, ‘MyShake’ will send mobile alerts that shaking is about to occur. The system utilizes ground-motion ...

Many users reported receiving alerts on their phones before Monday's magnitude 5.2 temblor in Southern California.