Earthquake Report

Magnitude: 2.2
Wed May 13, 1970 01:30:09 PM (PDT)
Event Id: 10836433
Version #1: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 2.2 Md (Probable explosion)
Time: Wed May 13, 1970 01:30:09 PM (PDT)
Wed May 13, 1970 20:30:09 (UTC)
Distance From: 45.8 km ( 28.4 mi) ESE ( 109. azimuth) from Coulee City, WA
56.4 km ( 35.1 mi) SSE ( 157. azimuth) from Grand Coulee, WA
57.7 km ( 35.9 mi) NE ( 48. azimuth) from Moses Lake, WA
Coordinates: 47.473, -118.713
Depth: 13.59 Km (8.29 miles)
Location Quality: Poor
Event Id: 10836433
Horizontal Uncertainty: 5.728 Km
Depth Uncertainty: 2.92 Km
Azimuthal Gap: 322.0 deg
Number of Phases: 11
RMS Misfit: 0.4

Historic Activity


Map boundaries

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