Pacific Northwest Seismic Network

M0.9 earthquake - 0.19 mi SE from Mt Rainier, WA

Status: Reviewed
Magnitude0.9Time2021/03/28 07:43:52 AM UTCDepth0.94 miCoordinates46.852, -121.7568ID61720551

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
3154883
Magnitude
0.91
Time
1616917459.2599983
Latitude
46.85200
Longitude
-121.75683
Depth
0.94 mi
Location Quality
Excellent
Event ID
61720551
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.17 mi
Depth Uncertainty
0.23 mi
Azimuthal Gap
92 deg
Number of Phases
25
RMS Misfit
0.07

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: 11

Plane APlane BUncertainty
Strike120718
Dip605630
Rake-140-3735

Discrepant Stations

Stations whose observed first-motion does not match the predicted first-motion from the focal mechanism.
StationNetworkChannelPolarityQuality
CRBNCCBHZU0.9243