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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.
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Update time = Sat Nov 7 19:00:03 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 2009/11/07 02:41:12 46.197N 122.182W 2.8 0 km ( 0 mi) SSW of Mount St. Helens Volcano, WA 1.4 2009/11/03 04:29:52 46.356N 122.246W 13.5 18 km (11 mi) NNW of Mount St. Helens Volcano, WA 1.7 2009/11/01 23:16:25 46.485N 122.429W 20.0 6 km ( 4 mi) SE of Mossyrock, WA 2.3 2009/11/01 18:12:45 46.262N 122.297W 12.2 11 km ( 7 mi) NW of Mount St. Helens Volcano, WA 2.3 2009/11/01 17:50:15 46.453N 122.315W 11.0 12 km ( 7 mi) SSW of Morton, WA 1.2 2009/10/29 03:00:27 46.523N 122.422W 19.4 5 km ( 3 mi) E of Mossyrock, WA 1.1 2009/10/27 09:53:09 46.141N 122.409W 18.4 19 km (12 mi) WSW of Mount St. Helens Volcano, WA 1.8 2009/10/27 09:38:55 46.517N 122.426W 19.6 5 km ( 3 mi) ESE of Mossyrock, WA 1.0 2009/10/25 11:49:11 46.199N 122.184W 1.6 0 km ( 0 mi) WSW of Mount St. Helens Volcano, WA
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