Earthquake Report

Magnitude: 1.1
Fri October 5, 2012 05:36AM (PDT)
Event Id: 60472676
Version #3: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.1 Md
Time: Fri October 5, 2012 05:36AM (PDT)
Fri October 5, 2012 12:36 (UTC)
Distance From: 61.3 km ( 38.1 mi) WNW ( 291. azimuth) from The Dalles, OR
62.5 km ( 38.8 mi) ENE ( 62. azimuth) from Portland, OR
85.0 km ( 52.8 mi) NE ( 46. azimuth) from Canby, OR
Coordinates: 45.796, -121.908
Depth: 8.8 Km (5.37 miles)
Location Quality: Excellent
Event Id: 60472676
Horizontal Uncertainty: 0.6 Km
Depth Uncertainty: 0.85 Km
Azimuthal Gap: 139.0 deg
Number of Phases: 22
RMS Misfit: 0.22

Historic Activity

Historic_map_icon

Focal Mechanism

More Information

Solution 1

Uw60472676.uwfm1
Number of P First Motions: 10
Plane A Plane B Uncertainty
Strike 140º 50º 18.0º
Dip 55º 90º 33.0º
Rake -145º 30.0º

Discrepant Stations

N/A

Solution 2

Uw60472676.uwfm2
Number of P First Motions: 10
Plane A Plane B Uncertainty
Strike 160º 54º 25.0º
Dip 70º 53º 35.0º
Rake 40º 155º 10.0º

Discrepant Stations

Station Network Channel Polarity Quality
LVP UW EHZ D 0.92

Solution 3

Uw60472676.uwfm3
Number of P First Motions: 10
Plane A Plane B Uncertainty
Strike 15º 209º 5.0º
Dip 45º 46º 8.0º
Rake 80º 100º 10.0º

Discrepant Stations

Station Network Channel Polarity Quality
MTM UW EHZ U 0.98
RER UW EHZ U 0.92
60472676

Station

Code, or name, to designate a particular seismic station