Earthquake Report

Magnitude: 1.4
Sun August 19, 2012 09:14AM (PDT)
Event Id: 60441862
Version #4: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 1.4 Md
Time: Sun August 19, 2012 09:14AM (PDT)
Sun August 19, 2012 16:14 (UTC)
Distance From: 27.0 km ( 16.8 mi) E ( 101. azimuth) from Eatonville, WA
40.0 km ( 24.9 mi) NE ( 43. azimuth) from Morton, WA
43.1 km ( 26.8 mi) S ( 173. azimuth) from Enumclaw, WA
Coordinates: 46.821, -121.917
Depth: 10.83 Km (6.61 miles)
Location Quality: Excellent
Event Id: 60441862
Horizontal Uncertainty: 0.16 Km
Depth Uncertainty: 0.52 Km
Azimuthal Gap: 53.0 deg
Number of Phases: 39
RMS Misfit: 0.1

Historic Activity

Historic_map_icon

Focal Mechanism

More Information

Solution 1

Uw60441862.uwfm1
Number of P First Motions: 21
Plane A Plane B Uncertainty
Strike 95º 238º 23.0º
Dip 40º 56º 18.0º
Rake 120º 67º 25.0º

Discrepant Stations

Station Network Channel Polarity Quality
STD CC BHZ U 0.92
TOLT UW BHZ U 0.92

Solution 2

Uw60441862.uwfm2
Number of P First Motions: 21
Plane A Plane B Uncertainty
Strike 210º 103º 10.0º
Dip 75º 42º 25.0º
Rake 50º 157º 20.0º

Discrepant Stations

Station Network Channel Polarity Quality
OBSR CC BHZ U 0.98
FMW UW EHZ D 0.98
STD CC BHZ U 0.92
TOLT UW BHZ U 0.92
60441862