Earthquake Report

Magnitude: 2.3
Sat May 10, 1969 07:41AM (PDT)
Event Id: 10835318
Version #1: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 2.3 Md (Explosion)
Time: Sat May 10, 1969 07:41AM (PDT)
Sat May 10, 1969 14:41 (UTC)
Distance From: 42.0 km ( 26.1 mi) W ( 272. azimuth) from Pullman, WA
88.1 km ( 54.7 mi) NNE ( 32. azimuth) from Walla Walla, Wa
106.0 km ( 65.8 mi) SSW ( 193. azimuth) from Spokane, WA
Coordinates: 46.743, -117.724
Depth: 0.03 Km (0.02 miles)
Location Quality: Excellent
Event Id: 10835318
Horizontal Uncertainty: 0.6 Km
Depth Uncertainty: 0.38 Km
Azimuthal Gap: 329.0 deg
Number of Phases: 9
RMS Misfit: 0.36

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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