Maps
Featured at the top are our most popular interactive maps, but there are more USGS map publications, listed below on this page.
Latest Earthquakes
Latest Earthquakes
Latest earthquakes map and list (past 24 hours, M2.5+) from the ANSS (Advanced National Seismic System). Tap/click on "gear icon" for options and settings.
Faults
Faults
Interactive fault map and comprehensive geologically based information on known or suspected active faults and folds in the United States. Also, generalized fault data used in the hazard maps.
Earthquake Scenarios
Earthquake Scenarios
Earthquake scenarios describe the expected ground motions and effects of specific hypothetical large earthquakes.