SOLANO COUNTY, CA - the U.S. Geological Survey reported that a preliminary 2.1 magnitude quake occurred near Vallejo at ...

Since Thursday, at least 131 earthquakes have been recorded — as small as magnitude 0.2 and as big as magnitude 4 — in the ...

Two earthquakes struck different parts of Northern California early Thursday morning, according to the U.S. Geological Survey ...

A series of moderate to minor earthquakes struck near the geologically active area in Northern California known as The ...

Multiple earthquakes shook parts of California over the weekend, including a temblor in San Bernardino County. The first was ...

What lies beneath Fickle Hill in northern California? Maybe the answer to an earthquake mystery that has puzzled ...

Tsunami alerts were issued for Alaska and Hawaii on Tuesday after a major, 8.8 magnitude earthquake struck off the coast of ...

Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data from the U.S. Geological Survey.

Multiple earthquakes shook Southern California hours after a tremor was felt on the East Coast on Aug. 5, according to data from the U.S. Geological Survey. One quake hit Rialto, California, in the ...

The Cascadia Subduction Zone along the Pacific Northwest coast looms large in the scientific and public minds, as it has the ...