Amid Southern California's most seismically active year in decades, some cities have yet to require retrofits of many ...

Two 3.0+ earthquakes were reported in the Inland Empire on Saturday near Fontana, according to the U.S. Geological Survey.

Columnist Teri Sforza writes that Rep. Mike Levin’s bipartisan bill could help San Onofre and communities nationwide.

A preliminary 2.9-magnitude earthquake struck near South Pasadena, according to the U.S. Geological Survey. The quake's epicenter was recorded at 1.86 miles southwest of South Pasadena.

A mild tremor was felt in northeast Los Angeles and the San Gabriel Valley Thursday afternoon, after a preliminary 2.9 magnitude earthquake struck near Pasadena. The earthquake hit around 4:04 p.m ...

A small temblor shook at 3:59 p.m. Thursday less than a mile from South Pasadena, according to the U.S. Geological Survey. (Quakebot) A magnitude 2.9 earthquake was reported Thursday at 3:59 p.m ...

The earthquake occurred less than a mile from South Pasadena, less than a mile from Alhambra, two miles from Pasadena and two miles from East Los Angeles. In the last 10 days, there have been no ...

Over 72% of Pasadena voters approved funding for earthquake retrofit work on the Central Library, city officials announced ...

The earthquake hit around 4:04 p.m. less than two miles southwest of Pasadena near Alhambra, at a depth of about 6.4 miles, according to the United States Geological Survey. Multiple people told ...

A preliminary 2.9 magnitude earthquake hit the South Pasadena area Thursday evening, the U.S. Geological Survey reported. South Pasadena father convicted of assault in newborn son's death South ...

"The NISAR satellite won't tell us when earthquakes will happen ... the U.S. solid Earth science lead for the mission at Caltech in Pasadena, California. Data from the satellite will give ...