Earthquake Report

Magnitude: 1.0
Thu July 31, 2014 12:33:11 AM (PDT)
Event Id: 60830722
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 July 31, 2014 12:33:11 AM (PDT)
Thu July 31, 2014 07:33:11 (UTC)
Distance From: 9.7 km ( 6.0 mi) S ( 175. azimuth) from North Bend, WA
19.5 km ( 12.1 mi) SSE ( 154. azimuth) from Fall City, WA
20.2 km ( 12.6 mi) E ( 90. azimuth) from Maple Valley, WA
Coordinates: 47.41, -121.773
Depth: 20.97 Km (12.79 miles)
Location Quality: Excellent
Event Id: 60830722
Horizontal Uncertainty: 0.89 Km
Depth Uncertainty: 0.51 Km
Azimuthal Gap: 70.0 deg
Number of Phases: 26
RMS Misfit: 0.18

Historic Activity

Focal Mechanism

More Information

Solution 1

Number of P First Motions: 11
Plane A Plane B Uncertainty
Strike 120º 218º 25.0º
Dip 80º 51º 23.0º
Rake 140º 13º 45.0º

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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