5 days ago · Part of the U.S. Department of the Interior, the USGS began in 1879 to study the nation’s lands and resources. Today, we monitor, analyze, and predict Earth’s changing systems.

The U.S. Geological Survey (USGS) is the nation's largest water, earth, and biological science and civilian mapping agency. It collects, monitors, analyzes, and provides scientific understanding of …

2025-12-11 03:59:22 (UTC-08:00) 10.0 km

Dec 4, 2025 · The United States Geological Survey put out a false alarm for a 5.9 earthquake east of Dayton, Nevada, on Thursday morning. "This was an errant earthquake warning sent out by the …

4 days ago · A handful of small earthquakes hit south of San Ramon on Monday morning, according to the U.S. Geological Survey.

Earthquake Photo Collections USGS and non-USGS collections of earthquake-related features and effects and shaking damage. Search Earthquake Catalog View historic seismicity, find past …

Dec 4, 2025 · 5.9 earthquake alert Thursday morning was a false alarm, USGS says ShakeAlert early warning system lit up more than 600,000 phones up across Northern California at 8:06 a.m.

Dec 4, 2025 · Yaareb Altaweel, a geophysicist with the survey’s National Earthquake Information Center in Golden, Colorado, said the USGS was still trying to understand why its automatic ShakeAlert early ...

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The USGS is a primary Federal source of science-based information on ecosystems, land use, energy and mineral resources, natural hazards, water use and availability, and updated maps and images of …