Earthquake Report

Magnitude: 0.6
Thu February 27, 2014 08:45:31 PM (PST)
Event Id: 60704157
Version #2: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.6 Md
Time: Thu February 27, 2014 08:45:31 PM (PST)
Fri February 28, 2014 04:45:31 (UTC)
Distance From: 24.5 km ( 15.2 mi) S ( 174. azimuth) from Morton, WA
58.6 km ( 36.4 mi) ENE ( 67. azimuth) from Longview, WA
58.8 km ( 36.5 mi) S ( 178. azimuth) from Eatonville, WA
Coordinates: 46.339, -122.239
Depth: 10.92 Km (6.66 miles)
Location Quality: Excellent
Event Id: 60704157
Horizontal Uncertainty: 0.55 Km
Depth Uncertainty: 0.45 Km
Azimuthal Gap: 128.0 deg
Number of Phases: 20
RMS Misfit: 0.17

Historic Activity


Focal Mechanism

More Information

Solution 1

Number of P First Motions: 11
Plane A Plane B Uncertainty
Strike 135º 261º 20.0º
Dip 30º 71º 18.0º
Rake 140º 66º 20.0º

Discrepant Stations

Station Network Channel Polarity Quality
LO2 UW EHZ U 0.92

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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