[Geysers] 9.0 Earthquake

[Whitledge, Vicki M.]

The magnitude 9.0 earthquake off the coast of Sumatra shows up clearly on the Webicorder at Old Faithful on 12/25/04 at 18:18 MST.  (http://www.seis.utah.edu/helicorder/heli/yellowstone/index.html)  The seismic wave took approximately 20 minutes to reach Yellowstone.  (The earthquake was listed as occurring at 58:50 UTC.)
 
Vicki Whitledge
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