Pacific Northwest Seismic Network

M3.3 earthquake - 10 mi from Mt St Helens, WA

Status: Reviewed
54 Felt ReportsReport your experience
Magnitude3.3Time2012/01/25 10:51:30 AM UTCDepth4.74 miCoordinates46.3402, -122.2362ID60389576

Origin

Statistics on estimate of an earthquake's location and time. For more info, see Earthquake Terminology.
Orid
305708
Magnitude
3.34
Time
1327488714.8499985
Latitude
46.34017
Longitude
-122.23617
Depth
4.74 mi
Location Quality
Excellent
Event ID
60389576
Event Type
eq
Gtype
l
Horizontal Uncertainty
0.19 mi
Depth Uncertainty
0.26 mi
Azimuthal Gap
76 deg
Number of Phases
48
RMS Misfit
0.18

Focal Mechanisms

Describes the fault orientation and slip direction of an earthquake and are generated using first motion (up or down) observations.