Caltech is a global center for earthquake studies and is where the media turn for information when major quakes occur. Look here for information on the locations and magnitudes of the most recent big quakes around the world, for the latest research on earthquake dynamics, or for instructions on what you should do in case of a seismic event.
For general earthquake information, plus news on the latest quakes and earthquake research.
A key resource for reporters who are covering earthquakes.
Information on recent and past earthquakes in Southern California, including a map of earthquakes and known faults in the region.
Information from the regional earthquake-monitoring network.
Real-time information on earthquakes in the United States and throughout the world.
Information on public and private partnerships in earthquake research.
A program that uses inexpensive seismic sensors to collect block-by-block data on ground-motion intensity before, during, and after earthquakes.