Earthquake Report

Magnitude: 2.3
Fri August 8, 1969 03:40PM (PDT)
Event Id: 10835553
Version #1: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 2.3 Md
Time: Fri August 8, 1969 03:40PM (PDT)
Fri August 8, 1969 22:40 (UTC)
Distance From: 26.7 km ( 16.6 mi) NE ( 35. azimuth) from Walla Walla, Wa
74.2 km ( 46.1 mi) E ( 87. azimuth) from Pasco, WA
76.4 km ( 47.5 mi) E ( 85. azimuth) from Kennewick, WA
Coordinates: 46.268, -118.134
Depth: 0.03 Km (0.02 miles)
Location Quality: Excellent
Event Id: 10835553
Horizontal Uncertainty: 0.773 Km
Depth Uncertainty: 0.59 Km
Azimuthal Gap: 309.0 deg
Number of Phases: 8
RMS Misfit: 0.38

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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