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Yellowstone Monthly Update issued Sep 5, 2010

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avatar Yellowstone Monthly Update issued Sep 5, 2010
September 05, 2010 04:44PM
Seismic Summary: During the month of August 2010, 57 earthquakes were located in the Yellowstone region. The largest event was a magnitude 1.7 on August 30 at 2:47 PM MDT, located about 12 miles southwest of Old Faithful, Yellowstone National Park. Seismicity continues at background levels.

Ground Deformation Summary: Careful analysis of the Yellowstone GPS data shows that the period of accelerated Yellowstone caldera uplift, beginning in 2004, has decreased toward long-term background levels. A record of recent ground displacement can be found at: http://pboweb.unavco.org/shared/scripts/stations/?checkkey=WLWY&sec=timeseries_plots&timeseries=raw
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