Earthquake Report

Magnitude: 1.0
Thu April 17, 2014 10:35:05 AM (PDT)
Event Id: 60743646
Version #4: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.0 Md
Time: Thu April 17, 2014 10:35:05 AM (PDT)
Thu April 17, 2014 17:35:05 (UTC)
Distance From: 20.4 km ( 12.7 mi) ESE ( 103. azimuth) from Centralia, WA
34.9 km ( 21.7 mi) WNW ( 292. azimuth) from Morton, WA
39.4 km ( 24.5 mi) WSW ( 237. azimuth) from Eatonville, WA
Coordinates: 46.675, -122.699
Depth: 26.79 Km (16.34 miles)
Location Quality: Excellent
Event Id: 60743646
Horizontal Uncertainty: 0.59 Km
Depth Uncertainty: 0.93 Km
Azimuthal Gap: 104.0 deg
Number of Phases: 32
RMS Misfit: 0.19

Historic Activity

Focal Mechanism

More Information

Solution 1

Number of P First Motions: 12
Plane A Plane B Uncertainty
Strike 340º 250º 103.0º
Dip 90º 50º 28.0º
Rake -140º 60.0º

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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