Earthquake Report

Magnitude: 0.4
Thu March 20, 2014 12:05PM (PDT)
Event Id: 60724896
Version #3: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.4 Md (Probable explosion)
Time: Thu March 20, 2014 12:05PM (PDT)
Thu March 20, 2014 19:05 (UTC)
Distance From: 27.6 km ( 17.2 mi) W ( 264. azimuth) from Centralia, WA
37.0 km ( 23.0 mi) SSE ( 161. azimuth) from Satsop, WA
49.3 km ( 30.6 mi) SE ( 130. azimuth) from Aberdeen, WA
Coordinates: 46.689, -123.32
Depth: 0.01 Km (0.01 miles)
Location Quality: Fair
Event Id: 60724896
Horizontal Uncertainty: 2.22 Km
Depth Uncertainty: 31.61 Km
Azimuthal Gap: 133.0 deg
Number of Phases: 7
RMS Misfit: 0.83

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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