Pacific Northwest Seismic Network

M0.3 earthquake - 8.64 mi WSW from Mt Rainier, WA

Status: Reviewed
Magnitude0.3Time2021/09/14 10:19:28 AM UTCDepth3.41 miCoordinates46.7913, -121.9178ID61779881

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
3170658
Magnitude
0.27
Time
1631614795.3999996
Latitude
46.79133
Longitude
-121.91783
Depth
3.41 mi
Location Quality
Excellent
Event ID
61779881
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.16 mi
Depth Uncertainty
0.25 mi
Azimuthal Gap
131 deg
Number of Phases
25
RMS Misfit
0.1

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: 10

Plane APlane BUncertainty
Strike6532230
Dip755128
Rake4016060

Discrepant Stations

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

No items.