The USGS publishes a geological map that reveals the underground layers of the U.S. and supports environmental education and ...

The epicenter of the quake was about 30 miles to the southeast of Denver, just outside of Elbert, near Castle Rock.

A geologic map is made to show the reader information about the geological formations of the land, including detailed ...

Video from the US Geological Survey (USGS) shows fountains of lava flowing from Hawaii's Kilauea volcano in the early hours ...

A minor, 3.1-magnitude earthquake struck in the San Francisco Bay Area on Thursday, according to the United States Geological Survey. The quake rattled the region less than an hour before an annual ...

The United States Geological Survey reported that the earthquake's epicenter was approximately 14.5 miles from Hayfork, 16.7 ...

A volcano that has been active in recent years erupted again on Hawaii’s Big Island on Friday, according to the U.S. Geological Survey.

An earthquake with a preliminary magnitude of 3.1 shook the East Bay on Thursday morning, according to the United States ...

A preliminary 3.1 magnitude earthquake struck near Berkeley Thursday morning, according to the United States Geological ...

Drive across the top of the levee; come back along the levee’s “toe” slope; pause when a flood wall or obstruction crosses ...