Earthquake Report

Magnitude: 2.2
Thu February 20, 2014 05:03PM (PST)
Event Id: 60698407
Version #8: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 2.2 Md (Probable explosion)
Time: Thu February 20, 2014 05:03PM (PST)
Fri February 21, 2014 01:03 (UTC)
Distance From: 43.8 km ( 27.2 mi) NNE ( 21. azimuth) from Walla Walla, Wa
77.9 km ( 48.4 mi) ENE ( 73. azimuth) from Pasco, WA
79.7 km ( 49.5 mi) WSW ( 246. azimuth) from Pullman, WA
Coordinates: 46.438, -118.125
Depth: 0.01 Km (0.01 miles)
Location Quality: Fair
Event Id: 60698407
Horizontal Uncertainty: 1.57 Km
Depth Uncertainty: 31.61 Km
Azimuthal Gap: 212.0 deg
Number of Phases: 21
RMS Misfit: 0.44

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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