DISCLAIMER: Earthquake depths, before and after 3/8/2005
List of all earthquakes occurring at Mt. St. Helens since 02-01, 2009.
Last update: Wed Mar 4 11:26:42 PST 2009
Number of earthquakes plotted: 14
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Map Guide
- The above figure plots earthquake depths (vertical axis) as a function of increasing time (horizontal axis) for Mt. St Helens earthquakes from the past month.
- Red dots, if present, represent events occuring in the last hour.
- Green dots, if present, represent events occuring in the last day.
- Circles represent older events occuring this month.
- Only well-located events are shown! For an explanation of event quality click here.
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The above plot shows event depths as a function of time for the last month. Each open circle represents one earthquake. Earthquakes are scaled according to magnitude.
Back to:
UW Dept. of Earth and Space Sciences
PNW Earthquake Info
University of Washington Dept. of Earth and Space Sciences, Box 351310, Seattle, WA 98195-1310
This is file SEIS/PNSN/HELENS/helensep_mo.html
If you see any problems e-mail:
seis_web@ess.washington.edu
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