Earthquake Report

Magnitude: 0.8
Thu October 11, 2012 05:05:40 PM (PDT)
Event Id: 60463217
Version #8: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.8 Md
Time: Thu October 11, 2012 05:05:40 PM (PDT)
Fri October 12, 2012 00:05:40 (UTC)
Distance From: 40.6 km ( 25.2 mi) S ( 170. azimuth) from Morton, WA
58.9 km ( 36.6 mi) E ( 83. azimuth) from Longview, WA
74.6 km ( 46.3 mi) S ( 175. azimuth) from Eatonville, WA
Coordinates: 46.199, -122.183
Depth: 3.45 Km (2.1 miles)
Location Quality: Excellent
Event Id: 60463217
Horizontal Uncertainty: 0.26 Km
Depth Uncertainty: 0.35 Km
Azimuthal Gap: 62.0 deg
Number of Phases: 22
RMS Misfit: 0.08

Historic Activity

Focal Mechanism

More Information

Solution 1

Number of P First Motions: 10
Plane A Plane B Uncertainty
Strike 50º 318º 13.0º
Dip 80º 80º 25.0º
Rake -170º -10º 25.0º

Discrepant Stations


Map boundaries

 The red polygon is the reporting region for  this map; the black polygon is the authoritative region of the PNSN. Events inside the authoritative network are rendered as cirlces; events outside the authoritative region but inside the reporting region are rendered as squares. Explosions are always rendered as stars.  More

Cross Section

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