Officials with the U.S. Geological Survey said an earthquake with a preliminary magnitude of 3.4 hit in the South Bay early ...

MORGAN HILL, Calif. - A 3.4 magnitude earthquake struck east of Morgan Hill on Friday, the USGS reported. The earthquake was ...

A preliminary 3.4 magnitude earthquake struck near Morgan Hill Friday afternoon, according to the United States Geological ...

An earthquake Friday afternoon near Morgan Hill registered a preliminary magnitude of 3.4, according to the United States ...

A preliminary 2.9 magnitude earthquake struck near Morgan Hill Tuesday morning, according to the United States Geological Survey. The quake, which struck at 10:12 a.m., was centered 7.1 miles ...

Did you feel it? A preliminary magnitude 3.4 earthquake struck near San Martin Friday afternoon, according to the U.S.

Friday afternoon at 12:35 p.m., an earthquake registering 3.4 shook near Morgan Hill. The quake's epicenter was 6 miles ENE of San Martin, with a depth of 4.3 miles, according to the U.S. Geological ...

A preliminary 2.9-magnitude earthquake struck in southeast Santa Clara County on Tuesday morning, according to the U.S.

Figure 1: Location of tweets posted in the first 120 seconds after the 30 March 2009 magnitude 4.3 earthquake at Morgan Hill, California. Several groups are grappling with the best use of Twitter ...