Earthquake Report

Magnitude: 0.5
Thu February 27, 2014 10:52:09 AM (PST)
Event Id: 60703627
Version #2: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.5 Md
Time: Thu February 27, 2014 10:52:09 AM (PST)
Thu February 27, 2014 18:52:09 (UTC)
Distance From: 40.7 km ( 25.3 mi) S ( 184. azimuth) from Morton, WA
48.9 km ( 30.4 mi) E ( 83. azimuth) from Longview, WA
75.1 km ( 46.6 mi) S ( 183. azimuth) from Eatonville, WA
Coordinates: 46.193, -122.312
Depth: 11.71 Km (7.14 miles)
Location Quality: Excellent
Event Id: 60703627
Horizontal Uncertainty: 0.55 Km
Depth Uncertainty: 0.83 Km
Azimuthal Gap: 74.0 deg
Number of Phases: 22
RMS Misfit: 0.18

Historic Activity

Focal Mechanism

More Information

Solution 1

Number of P First Motions: 15
Plane A Plane B Uncertainty
Strike 20º 132º 13.0º
Dip 70º 44º 10.0º
Rake 130º 30º 15.0º

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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