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 United States Geological Survey (USGS), founded as the Geological Survey, is an agency of the United States Department of the Interior whose work spans the disciplines of biology, …

2026-01-10 11:44:27 (UTC-08:00) 66.2 km

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 …

To obtain a list of downloadable products, draw an Area of Interest (AOI) on the map by holding the Ctrl key down while dragging a box within the map or use the AOI widget aspect_ratio.

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 …

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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 …

USGS Earthquake Hazards Program, responsible for monitoring, reporting, and researching earthquakes and earthquake hazards

The U.S. Geological Survey (USGS) collects information needed to understand the Nation's water resources, and provides access to water data, publications, and maps, as well as to recent …