Earthquake Report

Magnitude: 0.8
Tue August 21, 2012 03:13:44 PM (PDT)
Event Id: 60442977
Version #2: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 0.8 Md
Time: Tue August 21, 2012 03:13:44 PM (PDT)
Tue August 21, 2012 22:13:44 (UTC)
Distance From: 40.5 km ( 25.2 mi) S ( 170. azimuth) from Morton, WA
58.7 km ( 36.5 mi) E ( 83. azimuth) from Longview, WA
74.5 km ( 46.3 mi) S ( 175. azimuth) from Eatonville, WA
Coordinates: 46.2, -122.185
Depth: 3.94 Km (2.4 miles)
Location Quality: Excellent
Event Id: 60442977
Horizontal Uncertainty: 0.4 Km
Depth Uncertainty: 0.72 Km
Azimuthal Gap: 74.0 deg
Number of Phases: 13
RMS Misfit: 0.07

Historic Activity

60442977

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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