Earthquake early warning systems have long been implemented in quake-prone countries like Mexico and Japan, with California becoming the first state in the United States to offer a statewide early ...

Monday's 5.2 magnitude temblor marked another success for California's early earthquake warning system, with users in some areas saying they got notifications on their phone before they felt shaking.

There are 865 earthquake-sensing stations online for the early warning system on the West Coast, including 615 in California, but 810 more are needed, officials said.

Officials said the magnitude-5.3 earthquake that rattled Southern California on Thursday proved to be another successful test of the state's nascent earthquake early warning system.

Earthquake early warning systems have long been implemented in quake-prone countries like Mexico and Japan, with California becoming the first state in the United States to offer a statewide early ...

Other countries have had an early earthquake warning system in place for years, but ShakeAlert will soon be implemented in Washington, Oregon and California.

A warning carried by radio signal could give people a moment, however brief, to prepare. Related Stories Powerful Earthquake That Killed over 300 People in Mexico Was a Rare 'Bending' Quake: Study ...

Galaxy phone users might soon have an even more robust tool for earthquake preparedness. Reports indicate that Samsung is developing its own earthquake warning system, anticipated to debut with One UI ...

Monday's 5.2 magnitude temblor marked another success for California's early earthquake warning system, with users in some areas saying they got notifications on their phone before they felt shaking.

The warning system could detect an earthquake of magnitude 7 or 7.5 within 30 seconds of its beginning, Vidale said. That quake could grow to a magnitude 9 quake along a fault line.

Mexico has an earthquake early warning system that gives people time to take cover. But that system didn't work when a 7.1 magnitude quake struck Mexico City, killing hundreds of people.

Other countries have had an early earthquake warning system in place for years, but ShakeAlert will soon be implemented in Washington, Oregon and California.