This set of lists and maps provides information on the latest earthquakes for the 50 states and Puerto Rico. The lists are organized by date and time, and by magnitude. On the interactive maps, symbols are coded by size...

ShakeMaps, a product of the United States Geological Survey (USGS) Earthquake Hazards Program, are near-real-time maps of ground motion and shaking intensity that are produced following significant earthquakes. They...

While earthquakes in the state of California may garner most of the attention of the major media, the Pacific Northwest continues to be a region of intense seismic activity. Based at the University of Washington (within...

Many persons are interested in seismic hazard maps, including geologists, everyday citizens, and persons working in the insurance and actuarial fields. This site will be of great interest to all of those persons, as it...