Earthquake Report

Magnitude: 0.1
Thu August 2, 2012 10:20PM (PDT)
Event Id: 60434877
Version #4: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.1 Md
Time: Thu August 2, 2012 10:20PM (PDT)
Fri August 3, 2012 05:20 (UTC)
Distance From: 33.7 km ( 20.9 mi) SSW ( 196. azimuth) from Morton, WA
44.2 km ( 27.5 mi) ENE ( 71. azimuth) from Longview, WA
65.8 km ( 40.9 mi) SE ( 139. azimuth) from Centralia, WA
Coordinates: 46.268, -122.399
Depth: 17.7 Km (10.8 miles)
Location Quality: Excellent
Event Id: 60434877
Horizontal Uncertainty: 0.86 Km
Depth Uncertainty: 1.15 Km
Azimuthal Gap: 225.0 deg
Number of Phases: 14
RMS Misfit: 0.14

Historic Activity


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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