Earthquake Report

Magnitude: 1.6
Tue July 31, 2012 09:27AM (PDT)
Event Id: 60433367
Version #5: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.6 Md
Time: Tue July 31, 2012 09:27AM (PDT)
Tue July 31, 2012 16:27 (UTC)
Distance From: 17.8 km ( 11.0 mi) ESE ( 103. azimuth) from Woodburn, OR
17.9 km ( 11.1 mi) SSE ( 165. azimuth) from Canby, OR
34.1 km ( 21.2 mi) SE ( 129. azimuth) from Newberg, OR
Coordinates: 45.107, -122.634
Depth: 23.95 Km (14.61 miles)
Location Quality: Excellent
Event Id: 60433367
Horizontal Uncertainty: 0.54 Km
Depth Uncertainty: 1.28 Km
Azimuthal Gap: 105.0 deg
Number of Phases: 18
RMS Misfit: 0.25

Historic Activity

Historic_map_icon

Focal Mechanism

More Information

Solution 1

Uw60433367.uwfm1
Number of P First Motions: 15
Plane A Plane B Uncertainty
Strike 155º 335º 33.0º
Dip 55º 35º 10.0º
Rake -90º -90º 30.0º

Discrepant Stations

Station Network Channel Polarity Quality
PRLK CC BHZ U 0.92
FL2 UW EHZ D 0.92
SHW UW EHZ D 0.92
60433367

Station

Code, or name, to designate a particular seismic station