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

An earthquake swarm in Northern California early Thursday was another round of recurring temblors in a seismically active ...

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 ...

More than 100 small earthquakes have been recorded near the Geysers geothermal field in Northern California since just after ...

Southern Washington, northern Oregon, and northern California are the regions which are most vulnerable to flooding from a ...

The risk of a devastating mega-tsunami from the Cascadia Subduction Zone highlights the need for improved evacuation plans.

A Virginia Tech study warns of a potential mega-tsunami along the US Pacific Coast, triggered by a major earthquake in the ...

A groundbreaking study from Virginia Tech warned that three US states are at significant risk of experiencing catastrophic ...