Pacific Northwest Seismic Network

M1.3 earthquake - 8.58 mi W from Mt Rainier, WA

Status: Reviewed
Magnitude1.3Time2015/07/28 07:03:18 AM UTCDepth3.94 miCoordinates46.8497, -121.9415ID61046427

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
2176493
Magnitude
1.27
Time
1438067024.17
Latitude
46.84967
Longitude
-121.94150
Depth
3.94 mi
Location Quality
Excellent
Event ID
61046427
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.22 mi
Depth Uncertainty
0.43 mi
Azimuthal Gap
78 deg
Number of Phases
19
RMS Misfit
0.11

Focal Mechanisms

Describes the fault orientation and slip direction of an earthquake and are generated using first motion (up or down) observations.

Solution 1

Focal mechanism solution for event

Number of P First motions: 12

Plane APlane BUncertainty
Strike4517630
Dip604118
Rake-60-13130

Discrepant Stations

Stations whose observed first-motion does not match the predicted first-motion from the focal mechanism.
StationNetworkChannelPolarityQuality
RCMUWEHZD0.92

Solution 2

Focal mechanism solution for event

Number of P First motions: 12

Plane APlane BUncertainty
Strike18034610
Dip454625
Rake-80-10020

Discrepant Stations

Stations whose observed first-motion does not match the predicted first-motion from the focal mechanism.
StationNetworkChannelPolarityQuality
RCMUWEHZD0.92
GSMUWEHZD0.92
B201PBEHZU0.92