Earthquake Report

Magnitude: 3.0
Thu October 2, 1969 03:09:40 AM (PDT)
Event Id: 10835728
Version #1: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 3.0 Md
Time: Thu October 2, 1969 03:09:40 AM (PDT)
Thu October 2, 1969 10:09:40 (UTC)
Distance From: 7.5 km ( 4.7 mi) NNE ( 28. azimuth) from Concrete, WA
34.5 km ( 21.4 mi) WSW ( 256. azimuth) from Newhalem, WA
39.2 km ( 24.4 mi) N ( 349. azimuth) from Darrington, WA
Coordinates: 48.6, -121.7
Depth: 18.0 Km (10.98 miles)
Location Quality: NA
Event Id: 10835728
Horizontal Uncertainty: Km
Depth Uncertainty: Km
Azimuthal Gap: deg
Number of Phases: 0
RMS Misfit:

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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