Officials believe that a 5.1 magnitude earthquake rattled Northern California Tuesday afternoon.

source:social media

The earthquake was centered east of San Jose but shook much of the Northern California and the Bay Area.

source:social media

The United States Geological Survey team recorded the earthquake about 8 miles east of Seven Trees, California, after 11:30 a.m. local time.

source:social media

According to the National Earthquake Information Center, California reviews two or three earthquakes every yr that could purpose huge harm and sign in a significance of five.

source:social media

Initial indications were that the Calaveras Fault, which is part of the San Andreas Fault system, triggered the shaking.

source:social media

"The early warning system detected the earthquake and delivered alerts out across the Bay Area before the shaking began," seismologists said.

source:social media

"There is a one in 100 chance of an aftershock greater than magnitude five in the next day. There could be 10 to 15 aftershocks of magnitude three or greater in the next week.

source:social media

Aftershocks of this magnitude and duration are totally normal for an event of this type. If you do feel strong shaking, don't forget to drop, cover and hold on," said Dr. Annemarie Baltay, a semiologist at the USGS.

source:social media

Several California residents said the Shake Alert system gave them about five to ten seconds of warning ahead of Tuesday's event.

source:social media