Pacific Northwest Seismic Network

M1.2 earthquake - 8.76 mi W from Mt Rainier, WA

Status: Reviewed
Magnitude1.2Time2021/11/01 09:34:15 PM UTCDepth2.42 miCoordinates46.8435, -121.944ID61785617

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
3175063
Magnitude
1.20
Time
1635802482.6899996
Latitude
46.84350
Longitude
-121.94400
Depth
2.42 mi
Location Quality
Excellent
Event ID
61785617
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.19 mi
Depth Uncertainty
0.27 mi
Azimuthal Gap
103 deg
Number of Phases
35
RMS Misfit
0.13

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
Strike26516150
Dip852013
Rake-110-1440

Discrepant Stations

Stations whose observed first-motion does not match the predicted first-motion from the focal mechanism.
StationNetworkChannelPolarityQuality
PR05CCBHZU0.9243