Earthquake Report

Magnitude: 3.3
Mon May 19, 1969 11:59AM (PDT)
Event Id: 10835358
Version #1: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 3.3 Md (Probable explosion)
Time: Mon May 19, 1969 11:59AM (PDT)
Mon May 19, 1969 18:59 (UTC)
Distance From: 59.5 km ( 37.0 mi) ESE ( 103. azimuth) from Grand Coulee, WA
63.1 km ( 39.2 mi) WNW ( 286. azimuth) from Spokane, WA
83.1 km ( 51.7 mi) ENE ( 73. azimuth) from Coulee City, WA
Coordinates: 47.825, -118.224
Depth: 19.22 Km (11.72 miles)
Location Quality: Poor
Event Id: 10835358
Horizontal Uncertainty: 8.146 Km
Depth Uncertainty: 5.46 Km
Azimuthal Gap: 338.0 deg
Number of Phases: 9
RMS Misfit: 0.25

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10835358