4 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 …

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.

The provided maps are not for purchase or for download; they are to be used as a guide for reference and search purposes only; layers not owned or managed by the USGS may not reflect new naming …

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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 …

US Topo is the current USGS topographic map series for the Nation. These are modeled on the legacy 7.5-minute maps, but are mass-produced from GIS databases of The National Map and published as …

We provide science about the natural hazards that threaten lives and livelihoods, the water, energy, minerals, and other natural resources we rely on, the health of our ecosystems and environment, and …