It just got way, way easier to search and browse the US Geological Survey’s collection of historical topographic maps, thanks to a new online map viewer. These maps—more than 178,000 of them ...

It could take a while for the name to be updated on all government communications and websites. A notice on the U.S. Geological Survey website Monday said its display map was “in the process of ...

Nearly 75% of the country is at risk for a potentially damaging earthquake in the next 100 years, according to a recently updated map from the U.S. Geological Survey.

The map depicts where damaging earthquakes are most likely to occur using seismic studies, historical geological data and the latest in data-collection technology, which helped researchers ...

Nearly 75% of the U.S., including Alaska and Hawaii, could experience a damaging earthquake sometime within the next century, USGS study finds.

A new geographic information systems (GIS)-ready topographic-map-style template is now available from the USGS National Geospatial Program. The Topo TNM Style Template can be readily used with the ...

But a new map published by the U.S. Geological Survey shows that several other states, especially in the south central U.S., are quickly catching up with Cali when it comes to ground shakes.

Witness reports came from as far away as Charlotte (85 miles east), Monroe (116 miles east) and Atlanta, Georgia (190 miles ...