Earthquake Report

Magnitude: 2.6
Thu October 30, 1969 08:16AM (PST)
Event Id: 10835858
Version #1: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 2.6 Md (Explosion)
Time: Thu October 30, 1969 08:16AM (PST)
Thu October 30, 1969 16:16 (UTC)
Distance From: 20.9 km ( 13.0 mi) SSE ( 151. azimuth) from Ellensburg, WA
27.7 km ( 17.2 mi) NNE ( 17. azimuth) from Yakima, Wa
35.2 km ( 21.9 mi) WSW ( 247. azimuth) from Vantage, WA
Coordinates: 46.834, -120.409
Depth: 2.24 Km (1.37 miles)
Location Quality: Fair
Event Id: 10835858
Horizontal Uncertainty: 2.442 Km
Depth Uncertainty: 3.1 Km
Azimuthal Gap: 330.0 deg
Number of Phases: 7
RMS Misfit: 0.07

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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