According to the U.S. Geological Survey, the first quake, a magnitude 3.1, struck at 4:11 p.m. and was followed by a M2.5 aftershock just four minutes ... earthquake activity in Southern ...

According to the U.S. Geological Survey, the first quake, a magnitude 3.1, struck at 4:11 p.m. and was followed by a M2.5 aftershock just four minutes ... earthquake activity in Southern California ...

businesses and schools throughout Southern California stopped everything for a minute Thursday to "drop, cover and hold on" during a statewide earthquake preparedness drill, now in its 16th year.

THIS IS THE EARTHQUAKE SIMULATOR THAT WILL HELP PEOPLE UNDERSTAND WHAT IT’S LIKE TO EXPERIENCE THOSE LARGER SCALE EARTHQUAKES. CALIFORNIA ... SOME COFFEE A FEW MINUTES AGO.

According to the U.S. Geological Survey, the first quake, a M3.1, hit at 4:11 p.m. and was followed by a M2.5 aftershock just four minutes ... earthquake activity in Southern California Hold ...

People along the coast now have 10 to 30 minutes to reach high ground before a giant wave engulfs the Pacific Northwest. Tsunami sirens wail in some towns. In others, the earthquake has knocked out ...

The series of shakers began at 4:11 p.m. with a magnitude 3.1 earthquake 27 miles from Avalon, according to the U.S. Geological Survey. Minutes later, a magnitude 2.5 quake was recorded.

The drill by Metrolink, which has 67 stations in Los Angeles, Orange, Riverside and San Bernardino counties and beyond, was timed to Thursday’s Great California ... earthquake reaches a ...

A powerful earthquake ... magnitude 5.2 aftershock occurring less than three minutes later. Hundreds of aftershocks were recorded in the following week, according to the California Department ...

Nevada is the third most seismically-active state in the nation, only behind Alaska and California ... big earthquakes in Nevada were years ago, with the most recent being the 6.5-magnitude ...