earthquake science

Earthquake Science
5:00 am
Mon July 28, 2014

USGS Tries Listening To Human Racket To Understand Seismic Hazards

This photo shows a seismic "thumper" used to map earthquake faults.
Horemu Wikimedia Commons

Research geologists have just finished a field trial to test a less invasive way to complete seismic hazard surveys.

The federal scientists attempted to map an earthquake fault under Seattle simply by listening for underground echoes from all the noise we humans create at the surface.

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Earthquake science
1:38 pm
Tue October 2, 2012

The earth's shaking a record amount in the Northwest

The range and path of the current episodic tremor and slip event still going on. You can interact with this map at http://www.pnsn.org/tremor.
Pacific Northwest Seismic Network

The Puget Sound region is experiencing a record “episodic tremor and slip” event, according to the Pacific Northwest Seismic Network.

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