Recent Earthquakes in Pacific Northwest
Mount St. Helens Special Map
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Click on an earthquake on the above map for more information.
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Mount St. Helens ||
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Maps are updated within about 5 minutes of an earthquake or once an hour.
Brown lines represent known hazardous faults or fault zones. White lines are roads.
What happens when I click on an earthquake?
Update time = Fri Nov 20 20:00:02 PST 2009
Here are the earthquakes appearing on this map, most recent at top ...
MAG DATE LOCAL-TIME LAT LON DEPTH LOCATION
y/m/d h:m:s deg deg km
1.1 2009/11/10 13:16:00 46.286N 122.395W 19.2 19 km (12 mi) WNW of Mount St. Helens Volcano, WA
1.0 2009/11/09 14:07:23 46.065N 122.072W 15.1 17 km (11 mi) SSE of Mount St. Helens Volcano, WA
1.1 2009/11/07 02:41:12 46.197N 122.182W 2.8 0 km ( 0 mi) SSW of Mount St. Helens Volcano, WA
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Seattle Region]
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Data Sources
Participants in operating the
Pacific Northwest
Seismograph Network include:
University of Washington Dept. of Earth and Space Sciences
Oregon State University Geophysics Group
University of Oregon Department of Geology
all members of the
Advanced National Seismic System (ANSS)
Financial support is provided by the U.S. Geological Survey, U.S. Department
of Energy, and the State of Washington