Scientists link a magnitude 6.5 earthquake that shook Humboldt Bay, California, 71 years ago to the "locked" Cascadia ...

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

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

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

More than 100 small earthquakes have been recorded near the Geysers geothermal field in Northern California since just after midnight Thursday, according to the U.S. Geological Survey.

A 3.3-magnitude earthquake hit Northern California Monday evening near Los Banos, about 30 miles from San Jose. No damage reported from minor temblor.

A 7.0 magnitude earthquake was reported off the coast of Northern California, according to the USGS. A tsunami warning that had been issued was canceled.

Repeated earthquakes in Northern California have residents wondering if they’re due for the next “big one.” At least two people died and 12 were injured after a 6.4-magnitude earthquake ...

An average of 25 earthquakes with magnitudes between 4.0 and 5.0 occur per year in California and Nevada, according to a recent three year data sample. The earthquake occurred at a depth of 6.7 miles.

Tsunami warning expires for Northern California after magnitude-7.0 offshore earthquake The quake struck at 10:44 a.m.Thursday.

The injury total from a deadly, magnitude 6.4 earthquake that rocked Northern California rose to 17 on Wednesday afternoon as recovery efforts continued in the area, local authorities said.