Earthquake Report

Magnitude: -0.1
Tue August 21, 2012 05:13:20 PM (PDT)
Event Id: 60443007
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 August 21, 2012 05:13:20 PM (PDT)
Wed August 22, 2012 00:13:20 (UTC)
Distance From: 42.0 km ( 26.1 mi) S ( 185. azimuth) from Morton, WA
47.8 km ( 29.7 mi) E ( 84. azimuth) from Longview, WA
75.5 km ( 46.9 mi) NNE ( 18. azimuth) from Portland, OR
Coordinates: 46.182, -122.325
Depth: 10.16 Km (6.2 miles)
Location Quality: Excellent
Event Id: 60443007
Horizontal Uncertainty: 0.46 Km
Depth Uncertainty: 0.58 Km
Azimuthal Gap: 174.0 deg
Number of Phases: 9
RMS Misfit: 0.07

Historic Activity

60443007

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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