The San Jacinto Fault, considered part of the San Andreas Fault system, has a 5% chance of magnitude 6.7 or larger earthquakes. The line begins at Cajun Pass and runs southeast through San Bernardino, ...

Major faults like the San Andreas strike fear of producing devastating earthquakes. But scientists have found that little-known 'branch' faults, minor faults that stem from larger ones, could release ...

A group of fault lines sit underground near Van Horn, Texas, dating up to 1.6 million years old, according to a map published by the U.S. Geological Survey (USGS) While the fault lines might have been ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. ST. LOUIS – Earlier in the month, Missouri ...

Here’s what you’ll learn when you read this story: The Tintina fault is thought to have been inactive for more than 40 million years, but new research suggests that earthquakes occurred in the zone ...

Researchers have identified an actively creeping section of the Concord Fault running through local communities in California, potentially increasing the risk of large earthquakes in residential ...

Hokuriku Electric Power Co. is challenging a government report suggesting that its Shika nuclear power plant in Ishikawa ...

ST. LOUIS – Earlier in the month, Missouri and nearby states saw a string of small earthquakes triggered along the New Madrid fault line. It raises the question many have had: Will the New Madrid ...