Update: Earthquake of 2.2 magnitude registered near San Ramon, CA on Dec. 13

CONTRA COSTA COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.2 magnitude quake occurred close to San Ramon Saturday afternoon.

Magnitude-7.0 earthquake hits in remote wilderness along Alaska-Canada border

A powerful, magnitude-7.0 earthquake has struck in a remote area near the border between Alaska and the Canadian territory of Yukon on Saturday

After False Earthquake Alert, Lawmakers Demand Answers on How It Was Sent

The federal government and earthquake experts blamed a technical glitch for the alert that sent warnings hundreds of miles away last week.

Update: Seismic activity on Dec. 13 - 2.7 magnitude earthquake near Ojai, CA detected

VENTURA COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.7 magnitude quake shook near Ojai on Saturday around midday.

Earthquake swarms keep rattling the Bay Area. What’s going on?

The clusters of earthquakes have all been underneath the East Bay suburb of San Ramon, which is close to the Calaveras fault. There were at least 19 earthquakes of magnitude 2 or greater on Monday alone.

Japan warns of possible megaquake after powerful earthquake, raising fears of potential 98-foot tsunami

Officials said the megaquake advisory is not a prediction and the probability of a magnitude 8 or larger quake is only about 1%, but there's hope it will serve as a wake-up call.

Small Earthquake Shakes Area Near Los Angeles

A minor, 3.1-magnitude earthquake struck in Southern California on Thursday, according to the United States Geological Survey. The temblor happened at 10:27 a.m. Pacific time about 8 miles northwest of Fillmore, Calif., data from the agency shows.

2.9 earthquake shakes East Bay

An earthquake of magnitude 2.9 shook the East Bay on Saturday afternoon, according to the United States Geological Survey.
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