Earthquake Report

Magnitude: 1.6
Tue August 21, 2012 03:00AM (PDT)
Event Id: 60442607
Version #2: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.6 Md
Time: Tue August 21, 2012 03:00AM (PDT)
Tue August 21, 2012 10:00 (UTC)
Distance From: 24.0 km ( 14.9 mi) SE ( 141. azimuth) from Friday Harbor, WA
34.5 km ( 21.5 mi) W ( 260. azimuth) from Mount Vernon, WA
40.9 km ( 25.4 mi) E ( 99. azimuth) from Victoria, BC
Coordinates: 48.369, -122.799
Depth: 50.74 Km (30.95 miles)
Location Quality: Excellent
Event Id: 60442607
Horizontal Uncertainty: 0.37 Km
Depth Uncertainty: 1.09 Km
Azimuthal Gap: 54.0 deg
Number of Phases: 31
RMS Misfit: 0.15

Historic Activity

Historic_map_icon

Focal Mechanism

More Information

Solution 1

Uw60442607.uwfm1
Number of P First Motions: 18
Plane A Plane B Uncertainty
Strike 355º 265º 8.0º
Dip 90º 50º 18.0º
Rake -140º 10.0º

Discrepant Stations

Station Network Channel Polarity Quality
MCW UW EHZ D 0.98
B013 PB EHZ U 0.92
MBW UW EHZ U 0.92
60442607