Earthquake Report

Magnitude: 0.1
Tue September 4, 2012 02:28AM (PDT)
Event Id: 60461096
Version #5: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.1 Md
Time: Tue September 4, 2012 02:28AM (PDT)
Tue September 4, 2012 09:28 (UTC)
Distance From: 32.2 km ( 20.0 mi) SSW ( 194. azimuth) from Morton, WA
46.2 km ( 28.7 mi) ENE ( 70. azimuth) from Longview, WA
66.1 km ( 41.0 mi) SE ( 138. azimuth) from Centralia, WA
Coordinates: 46.278, -122.378
Depth: 18.38 Km (11.21 miles)
Location Quality: Excellent
Event Id: 60461096
Horizontal Uncertainty: 0.67 Km
Depth Uncertainty: 0.93 Km
Azimuthal Gap: 216.0 deg
Number of Phases: 14
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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