Earthquake Hazards

Maps

These are our most popular maps, but there are many, many more in various publications.

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.

View Earthquake Map

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.

View Fault Map

Earthquake Scenarios

Earthquake Scenarios

Earthquake scenarios describe the expected ground motions and effects of specific hypothetical large earthquakes.

View Scenario Map
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