Earthquake Report

Magnitude: 2.0
Sun September 30, 2012 08:46AM (PDT)
Event Id: 60470441
Version #6: This report supersedes any earlier report of this event
This event has been reviewed by a seismologist
Magnitude: 2.0 Md
Time: Sun September 30, 2012 08:46AM (PDT)
Sun September 30, 2012 15:46 (UTC)
Distance From: 9.8 km ( 6.1 mi) N ( 10. azimuth) from Entiat, WA
17.4 km ( 10.8 mi) SW ( 234. azimuth) from Chelan, WA
37.6 km ( 23.4 mi) NNE ( 13. azimuth) from Wenatchee, Wa
Coordinates: 47.749, -120.201
Depth: 4.71 Km (2.87 miles)
Location Quality: Excellent
Event Id: 60470441
Horizontal Uncertainty: 0.27 Km
Depth Uncertainty: 1.46 Km
Azimuthal Gap: 106.0 deg
Number of Phases: 13
RMS Misfit: 0.06

Historic Activity

Historic_map_icon

Focal Mechanism

More Information

Solution 1

Uw60470441.uwfm1
Number of P First Motions: 10
Plane A Plane B Uncertainty
Strike 335º 219º 23.0º
Dip 85º 11º 30.0º
Rake -100º -27º 10.0º

Discrepant Stations

Station Network Channel Polarity Quality
WAT UW EHZ U 0.92
DY2 UW EHZ U 0.92
GBB UW EHZ U 0.92

Solution 2

Uw60470441.uwfm2
Number of P First Motions: 10
Plane A Plane B Uncertainty
Strike 160º 51º 15.0º
Dip 15º 85º 30.0º
Rake -160º -76º 55.0º

Discrepant Stations

Station Network Channel Polarity Quality
DY2 UW EHZ U 0.92
GBB UW EHZ U 0.92
60470441