Pacific Northwest Seismic Network

M1.1 earthquake - 10.63 mi ENE from Tacoma, WA

Status: Reviewed
Magnitude1.1Time2025/02/27 09:20:31 AM UTCDepth15.05 miCoordinates47.2978, -122.2255ID62078346

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
3311743
Magnitude
1.14
Time
1740648058.8999996
Latitude
47.29783
Longitude
-122.22550
Depth
15.05 mi
Location Quality
Excellent
Event ID
62078346
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.21 mi
Depth Uncertainty
0.34 mi
Azimuthal Gap
68 deg
Number of Phases
50
RMS Misfit
0.19

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
Strike10019023
Dip858063
Rake170545

Discrepant Stations

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

No items.