HUMBOLDT COUNTY, CA - Friday afternoon, a preliminary 2.2 magnitude quake was recorded close to Fortuna, according to the U.S ...

The false alert Thursday mistakenly claimed a magnitude 5.9 earthquake had struck near Carson City, Nevada. Here's what ...

HUMBOLDT COUNTY, CA - the U.S. Geological Survey reported that a preliminary 3.4 magnitude quake shook close to Fortuna ...

Robert DeGroot, operations team lead for the USGS-managed ShakeAlert Earthquake Early Warning System, told SFGATE that at ...

People throughout Northern California received a MyShake alert on Thursday at 8:06 a.m., notifying them of an earthquake in ...

A shake alert went out over the U.S. Geological Survey's early warning system on Dec. 4, warning that a 5.9 earthquake near ...

After one state agency declared the Nov. 18 Sisar Creek oil spill cleaned up, another state agency — the oil and gas ...

The U.S. Geological Survey is investigating the cause of a false alert sent out reporting a 5.9 earthquake that never ...

A 2.7-magnitude earthquake struck in San Luis Obispo County the early hours of December 4, 2025, according to the U.S.

A false earthquake alert mistakenly prompted Northern Californians to "drop, cover, and hold on"; officials confirm no quake ...

The U.S. Geological Survey (USGS) confirmed Thursday that alerts of a 5.9 magnitude earthquake in Nevada were a false alarm.

Thursday's non-quake highlighted the need for better earthquake-warning tools. Three western states have a system in place, ...