Earthquake Report

Magnitude: 0.6
Fri September 21, 2012 06:59:04 PM (PDT)
Event Id: 60454817
Version #5: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.6 Md
Time: Fri September 21, 2012 06:59:04 PM (PDT)
Sat September 22, 2012 01:59:04 (UTC)
Distance From: 13.7 km ( 8.5 mi) WNW ( 288. azimuth) from Bremerton, WA
18.8 km ( 11.7 mi) SW ( 219. azimuth) from Poulsbo, WA
35.2 km ( 21.9 mi) W ( 270. azimuth) from Seattle, WA
Coordinates: 47.604, -122.804
Depth: 22.09 Km (13.47 miles)
Location Quality: Excellent
Event Id: 60454817
Horizontal Uncertainty: 0.53 Km
Depth Uncertainty: 0.55 Km
Azimuthal Gap: 88.0 deg
Number of Phases: 17
RMS Misfit: 0.13

Historic Activity

Focal Mechanism

More Information

Solution 1

Number of P First Motions: 10
Plane A Plane B Uncertainty
Strike 220º 128º 20.0º
Dip 85º 70º 28.0º
Rake 20º 175º 10.0º

Discrepant Stations

Station Network Channel Polarity Quality
B941 PB EHZ U 0.92

Solution 2

Number of P First Motions: 10
Plane A Plane B Uncertainty
Strike 125º 325º 13.0º
Dip 10º 81º 3.0º
Rake -110º -87º 10.0º

Discrepant Stations


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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