Earthquake Studies

generated image of 5.4 earthquake in the Los Angeles area
In the early morning hours of April 18, 1906, a
violent earthquake shook San Francisco and the
surrounding area. An interactive slide show and
quiz explain how JPL researchers are studying
quakes one century after the "Big One."

+ Flash (high-resolution version)

+ HTML Slide Show

+ HTML Quiz

This feature requires the latest version of Flash.
Click here to download the latest version of Flash.