Earthquake Report

Magnitude: 2.3
Sun October 28, 2012 11:23AM (PDT)
Event Id: 60482096
Version #3: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 2.3 Ml
Time: Sun October 28, 2012 11:23AM (PDT)
Sun October 28, 2012 18:23 (UTC)
Distance From: 20.1 km ( 12.5 mi) SSE ( 161. azimuth) from North Bend, WA
24.2 km ( 15.0 mi) WSW ( 251. azimuth) from Hyak, WA
25.7 km ( 16.0 mi) ENE ( 58. azimuth) from Enumclaw, WA
Coordinates: 47.326, -121.698
Depth: 20.27 Km (12.36 miles)
Location Quality: Excellent
Event Id: 60482096
Horizontal Uncertainty: 0.43 Km
Depth Uncertainty: 0.5 Km
Azimuthal Gap: 95.0 deg
Number of Phases: 47
RMS Misfit: 0.16

Historic Activity

Historic_map_icon

Focal Mechanism

More Information

Solution 1

Uw60482096.uwfm1
Number of P First Motions: 32
Plane A Plane B Uncertainty
Strike 55º 294º 15.0º
Dip 70º 36º 18.0º
Rake 60º 144º 50.0º

Discrepant Stations

Station Network Channel Polarity Quality
RCM UW EHZ U 0.92
RER UW EHZ U 0.98
B05D TA BHZ U 0.92
60482096

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

 Create a custom cross-section or depth-time plot. Click on "Custom Plot" to start.