Earthquake Report

Magnitude: 1.0
Tue August 21, 2012 09:55PM (PDT)
Event Id: 60443072
Version #5: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.0 Md
Time: Tue August 21, 2012 09:55PM (PDT)
Wed August 22, 2012 04:55 (UTC)
Distance From: 4.9 km ( 3.0 mi) N ( 8. azimuth) from Hanford-400, WA
7.7 km ( 4.8 mi) SSE ( 147. azimuth) from Hanford-300, WA
14.5 km ( 9.0 mi) N ( 7. azimuth) from Richland, WA
Coordinates: 46.413, -119.269
Depth: 0.0 Km (0.0 miles)
Location Quality: Excellent
Event Id: 60443072
Horizontal Uncertainty: 0.31 Km
Depth Uncertainty: 0.59 Km
Azimuthal Gap: 106.0 deg
Number of Phases: 13
RMS Misfit: 0.11

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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