USGS reports five earthquakes on the morning of July 31 in the Rialto area, ranging from 2.5 to 4.3 in magnitude.

Southern California experienced a shake this morning as a preliminary 4.3 magnitude earthquake hit California’s Inland Empire.

Imagine a wall of water taller than the Empire State Building crashing through a quiet fjord in the dead of night. No warning ...

A magnitude 4.3 earthquake struck near Fontana in San Bernardino County Thursday, shaking parts of Los Angeles County, though no damage or injuries were immediately reported. The quake struck around 9 ...

A UC Riverside study has found that as land in California's Central Valley sinks due to excessive groundwater pumping, so do local housing values. The research found that homes in subsiding — or ...

A 4.4-magnitude earthquake centered just west of Muscoy, and north of San Bernardino, rattled Southern California at 9:32 a.m ...

The earthquake could be felt in at least Palm Springs and Idyllwild. In south Palm Springs, it briefly shook walls before ...

An 8.8 magnitude earthquake struck off Russia's east coast, making it one of the most powerful quakes on record. Ground ...

A light, 4.3-magnitude earthquake struck in Southern California on Thursday, according to the United States Geological Survey ...

A 4.4-magnitude earthquake centered just west of Muscoy, and north of San Bernardino, rattled Southern California at 9:32 a.m ...