A 3.6 magnitude earthquake struck eastern San Diego County on Thursday, according to the United States Geological Survey.

The quakes began just before 1:30 a.m. on Tuesday, according to the Geological Survey at the Cascade Volcano Observatory.

Are you prepared for the next big one? A 2.9 magnitude earthquake struck Wednesday morning off the coast of Northern California, according to the United States Geological Survey.

Scientists at the University of Western Ontario, Industrial University of Santander in Colombia, and the United States Geological Survey have used artificial intelligence (AI) to identify over ...

The US has depended heavily on foreign imports for these materials — primarily from China, which accounted for about 70 percent of rare earth imports in 2023, according to the US Geological Survey.

As of July 4, Iliamna Volcano’s threat level is categorized as “Green/Normal,” according to the United States Geological Survey.

What Happens Next As creeping fault line can cause damage to infrastructure and property, the new findings may prompt action from the California Geological Survey.

A 4.8-magnitude earthquake was reported in Alaska on Tuesday (July 22), according to the United States Geological Survey. The earthquake was centered along the island of Sand Point at a depth of ...

A 6.2-magnitude earthquake was reported in Alaska on Sunday (July 20), according to the United States Geological Survey. The earthquake was centered in San Point at a depth of 47.3 kilometers ...

The Legislature restored the $941,000 annual appropriation for the Arizona Geological Survey when it passed a $9.8 billion state budget last week, ending more than a year of uncertainty about the ...

It has surpassed the 2009 swarm event in terms of magnitude, rate, and energy released, according to a report from the United States Geological Survey (USGS) Cascades Volcano Observatory.