Pacific Northwest Seismic Network

M1.0 earthquake - 8.02 mi W from Mt Rainier, WA

Status: Reviewed
Magnitude1.0Time2021/01/24 01:02:22 PM UTCDepth6.19 miCoordinates46.8162, -121.9208ID61710656

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
3150103
Magnitude
0.96
Time
1611493369.7999992
Latitude
46.81617
Longitude
-121.92083
Depth
6.19 mi
Location Quality
Excellent
Event ID
61710656
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.19 mi
Depth Uncertainty
0.23 mi
Azimuthal Gap
100 deg
Number of Phases
36
RMS Misfit
0.11

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
Strike10522533
Dip604810
Rake1304150

Discrepant Stations

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

No items.

Solution 2

Focal mechanism solution for event

Number of P First motions: 12

Plane APlane BUncertainty
Strike33010823
Dip504810
Rake1205910

Discrepant Stations

Stations whose observed first-motion does not match the predicted first-motion from the focal mechanism.
StationNetworkChannelPolarityQuality
STARUWEHZD0.9243
OPCHCCBHZD0.9243