Earthquake Report

Magnitude: 1.2
Sat August 4, 2012 11:21PM (PDT)
Event Id: 60449391
Version #5: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.2 Md
Time: Sat August 4, 2012 11:21PM (PDT)
Sun August 5, 2012 06:21 (UTC)
Distance From: 40.7 km ( 25.3 mi) S ( 171. azimuth) from Morton, WA
58.2 km ( 36.1 mi) E ( 83. azimuth) from Longview, WA
74.8 km ( 46.5 mi) S ( 176. azimuth) from Eatonville, WA
Coordinates: 46.197, -122.192
Depth: 2.23 Km (1.36 miles)
Location Quality: Excellent
Event Id: 60449391
Horizontal Uncertainty: 0.42 Km
Depth Uncertainty: 0.46 Km
Azimuthal Gap: 123.0 deg
Number of Phases: 11
RMS Misfit: 0.11

Historic Activity


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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