USGS.gov | Science for a changing world
2 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.
U.S. Geological Survey (USGS) | USAGov
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 …
United States Geological Survey - Wikipedia
In 2015, the USGS unveiled the topoView website, a new way to view their entire digitized collection of over 178,000 maps from 1884 to 2006. The site is an interactive map of the United States that allows …
usgs.org
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Latest Earthquakes
2025-12-10 08:20:56 (UTC-08:00) 7.0 km
USGS sends 'errant warning' of 5.9 earthquake near Dayton
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 …
USGS - EarthExplorer
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 …
Small earthquake swarm shakes the Bay Area, USGS says
5 days ago · A handful of small earthquakes hit south of San Ramon on Monday morning, according to the U.S. Geological Survey.
Twitter. It’s what’s happening / Twitter
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Topographic Maps | U.S. Geological Survey - USGS.gov
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 …