Geologic mapping has been one of the most fundamental mandates of the U.S. Geological Survey (USGS) since its establishment in 1879. Congress created the USGS to “classify the public lands and examine ...

More than 7,000 people across the state submitted “Did You Feel It?” (DYFI) reports to the U.S. Geological Survey after the magnitude-6 earthquake that struck on Friday, May 22, at 9:46 p.m.

USGS released its most detailed national geologic map, offering layered views of geology beneath the Earth’s surface across the lower 48 states. The Cooperative National Geologic Map integrates data ...

Add Yahoo as a preferred source to see more of our stories on Google. Hawaii's Kilauea volcano, one of the most active in the world, is erupting again, prompting a volcano watch alert in surrounding ...

This week the U.S. Geological Survey Cascades Volcano Observatory, in cooperation with the U.S. Forest Service and Mount Hood National Forest, installed three new volcano monitoring stations on the ...

This chapter summarizes the principal conclusions and recommendations developed elsewhere in this report. Major conclusions are printed in italics and recommendations in bold. Basic research in the ...

The Big Island is home to one of the most lively volcanoes on Earth. And you can see why. Hawaii's youngest and most active volcano, Kilauea, has been erupting lava for decades, adding hundreds of ...

Volcano Watch” is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists and affiliates. 6.0 Earthquake on Hawaiʻi Island (5.22.26) PC: USGS More ...

The committee hopes that if a major eruption were to occur in the United States in the year 2010, the USGS VHP would be prepared to respond in a manner more similar to Prologue 2 than to Prologue 1.