Earthquake Report

Magnitude: 0.4
Fri August 3, 2012 04:07AM (PDT)
Event Id: 60434952
Version #3: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.4 Md
Time: Fri August 3, 2012 04:07AM (PDT)
Fri August 3, 2012 11:07 (UTC)
Distance From: 18.8 km ( 11.7 mi) S ( 178. azimuth) from Morton, WA
53.2 km ( 33.0 mi) S ( 180. azimuth) from Eatonville, WA
58.9 km ( 36.6 mi) ENE ( 62. azimuth) from Longview, WA
Coordinates: 46.39, -122.268
Depth: 9.22 Km (5.62 miles)
Location Quality: Excellent
Event Id: 60434952
Horizontal Uncertainty: 0.64 Km
Depth Uncertainty: 0.74 Km
Azimuthal Gap: 187.0 deg
Number of Phases: 16
RMS Misfit: 0.13

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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