General Information:

• This exercise is one that is optional . You may choose to answer this exercise or one of the other Set #1 optional topics.
• It involves examination of a listing of recent earthquakes from California and other regions in the U.S. on the internet and assessment of their characteristics.
• The questions are given on the next pages ( exercise ) and in oncourse .
• Answers to all questions should be submitted via  oncourse .
• Check the exercise set I noticeboard ( news ) for announcements.

• Links to maps of real-time earthquake maps for specific regions, seismogram displays and other sites containing general information are presented at: http://quake.wr.usgs.gov/QUAKES/CURRENT/index.html
• The information includes determinations of earthquake magnitude based on the seismic records, and various approaches to assessments of earthquake intensity using shake maps that are developed from assessment of the effects of the earthquake. 
• The primary focus is on events in California, but seismicity associated with the New Madrid fault in the mid-west is also examined.
• If any of the sites become inaccessible, I will provide information about alternatives or additions in the announcements here ( news ).
• If you encounter any difficulties with access to any of the sites please notify me by email ( simon@indiana.edu ) and I will attempt to resolve problems, or suggest other options as soon as possible.

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Department of Geological Sciences, 
1001 E. Tenth Street, Bloomington, IN 47405-1403
Phone: (812) 855-5582  Last updated: 30 September 2002
Comments: simon@indiana.edu
Copyright 2002, The Trustees of Indiana University