Pacific Northwest Seismic Network

M0.8 earthquake - 0.31 mi ESE from Mt Rainier, WA

Status: Reviewed
Magnitude0.8Time2021/09/02 10:42:54 AM UTCDepth1.24 miCoordinates46.8525, -121.754ID61774721

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
3170143
Magnitude
0.83
Time
1630579401.5900002
Latitude
46.85250
Longitude
-121.75400
Depth
1.24 mi
Location Quality
Excellent
Event ID
61774721
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.16 mi
Depth Uncertainty
0.36 mi
Azimuthal Gap
94 deg
Number of Phases
24
RMS Misfit
0.08

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: 14

Plane APlane BUncertainty
Strike524425
Dip456223
Rake-140-5235

Discrepant Stations

Stations whose observed first-motion does not match the predicted first-motion from the focal mechanism.
StationNetworkChannelPolarityQuality
RCSUWEHZU0.9771