- USGS. gov | Science for a changing world
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 natural resource conditions, issues, and problems
- Latest Earthquakes
143 km S of False Pass, Alaska 2026-03-21 10:30:43 (UTC-07:00) 5 5 km
- Free USGS Topographic Maps Online - Topo Zone
FREE topographic maps online 24 7 View all of our high-quality shaded relief USGS topo maps, Forest Service maps, satellite images, and custom map layers for free
- Preliminary magnitude 7. 6 earthquake strikes near Tonga in South . . .
The USGS says a strong preliminary magnitude 7 6 earthquake struck near Tonga in the South Pacific Ocean on Tuesday
- 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 conventions
- M1. 7 Earthquake 3 km ESE of San Ramon, CA - March 24, 2026
Event Summary A magnitude 1 7 earthquake occurred near 3 km ESE of San Ramon, CA on March 24, 2026 at 08:10 AM UTC This shallow earthquake originated at a depth of 5 9 kilometers below the Earth's surface The earthquake was recorded by 15 seismic monitoring stations operated by the USGS The md magnitude measurement indicates this was a magnitude event, which is suitable for earthquakes of
- USGS (@USGS) Posts X - Twitter
USGS scientists study glacier movement and ice conditions across Alaska to better understand how these winter landscapes behave Because when travel depends on frozen rivers and valleys, reading the landscape matters
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