Earthquake Report

Magnitude: 1.7
Thu October 4, 2012 12:04:39 PM (PDT)
Event Id: 60472501
Version #4: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.7 Md
Time: Thu October 4, 2012 12:04:39 PM (PDT)
Thu October 4, 2012 19:04:39 (UTC)
Distance From: 13.2 km ( 8.2 mi) SSW ( 200. azimuth) from Friday Harbor, WA
20.8 km ( 12.9 mi) E ( 91. azimuth) from Victoria, BC
44.3 km ( 27.5 mi) NE ( 39. azimuth) from Port Angeles, WA
Coordinates: 48.424, -123.065
Depth: 20.56 Km (12.54 miles)
Location Quality: Excellent
Event Id: 60472501
Horizontal Uncertainty: 0.31 Km
Depth Uncertainty: 0.71 Km
Azimuthal Gap: 63.0 deg
Number of Phases: 25
RMS Misfit: 0.15

Historic Activity

Focal Mechanism

More Information

Solution 1

Number of P First Motions: 14
Plane A Plane B Uncertainty
Strike 50º 230º 10.0º
Dip 75º 15º 8.0º
Rake -90º -90º 15.0º

Discrepant Stations

Station Network Channel Polarity Quality

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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