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Wabash Valley Seismic zone. By R odrigo R. Alexa P. Cortez M. Jasmine L. Location Illinois, Southwestern Indiana, Missouri, & Tennessee. North American plates. Evansville, Springfield, St. Louis, M emphis. Divergent. Plates began to actively pull apart in W abash Valley region.

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wabash valley seismic zone

Wabash Valley Seismic zone

By Rodrigo R. Alexa P. Cortez M. Jasmine L.

slide2

Location

  • Illinois, Southwestern Indiana, Missouri, & Tennessee.
  • North American plates.
  • Evansville, Springfield, St. Louis, Memphis.
slide3

Divergent

Plates began to actively pull apart in Wabash Valley region.

Plates moving about 1-2 millimeters per year.

slide4

Features

  • Severe earthquakes
  • Could cause floods
  • Many cities would be affected.
major tectonic events
Major Tectonic Events
  • 2002- Magnitude 4.6
    • Evensville Indiana

2008- Magnitude 504

West salem, Illinois

6 hour aftershock

slide6

Residents should be warned and prepared for the after effects.

  • It is not known when it will strike.
  • 7.3 earthquake
slide7

http://news.wustl.edu/news/Pages/11630.aspx

  • http://earthquake.usgs.gov/earthquakes/eqinthenews/2002/usfnbk/
  • http://web.archive.org/web/20080422001034/http://cusec.org/S_zones/Wabash/fact+sheet.htm
  • http://en.wikipedia.org/wiki/Wabash_Valley_Fault_System