Pacific Northwest Seismic Network

M0.3 earthquake - 0.06 mi NE from Mt Rainier, WA

Status: Reviewed
Magnitude0.3Time2021/05/12 11:10:54 AM UTCDepth0.93 miCoordinates46.8538, -121.7597ID61731971

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
3158218
Magnitude
0.35
Time
1620817881.6100006
Latitude
46.85383
Longitude
-121.75967
Depth
0.93 mi
Location Quality
Excellent
Event ID
61731971
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.18 mi
Depth Uncertainty
0.28 mi
Azimuthal Gap
87 deg
Number of Phases
18
RMS Misfit
0.06

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
Strike2951995
Dip757020
Rake-160-1550

Discrepant Stations

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