Recent Earthquakes in Pacific Northwest
Mount St. Helens Special Map
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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 = Tue Feb 9 18:00:01 PST 2010
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
2.0 2010/02/09 10:29:36 46.494N 122.419W 0.0 6 km ( 4 mi) SE of Mossyrock, WA
1.0 2010/02/03 18:25:50 46.498N 122.376W 23.2 9 km ( 6 mi) ESE of Mossyrock, WA
1.1 2010/01/27 15:47:20 46.192N 122.296W 11.1 9 km ( 6 mi) W of Mount St. Helens Volcano, WA
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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