Earthquake Report

Magnitude: 1.6
Wed November 20, 2013 03:26PM (PST)
Event Id: 60632952
Version #5: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.6 Md
Time: Wed November 20, 2013 03:26PM (PST)
Wed November 20, 2013 23:26 (UTC)
Distance From: 33.8 km ( 21.0 mi) NNE ( 20. azimuth) from Portland, OR
50.4 km ( 31.3 mi) SE ( 134. azimuth) from Longview, WA
64.3 km ( 40.0 mi) NNE ( 15. azimuth) from Canby, OR
Coordinates: 45.821, -122.474
Depth: 10.64 Km (6.49 miles)
Location Quality: Excellent
Event Id: 60632952
Horizontal Uncertainty: 0.63 Km
Depth Uncertainty: 1.12 Km
Azimuthal Gap: 141.0 deg
Number of Phases: 30
RMS Misfit: 0.12

Historic Activity

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Did you feel it?

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Focal Mechanism

More Information

Solution 1

Uw60632952.uwfm1
Number of P First Motions: 16
Plane A Plane B Uncertainty
Strike 185º 45º 25.0º
Dip 86º 8.0º
Rake 50º 93º 50.0º

Discrepant Stations

Station Network Channel Polarity Quality
RVW UW EHZ U 0.92
ELK UW EHZ U 0.98
TDL UW EHZ D 0.98
BOW UW EHZ U 0.92
60632952

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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