NCSS Moment Tensor Solution

Solution reviewed by Sevan Adourian

Moment Tensor Diagram
Hypocentral Location:
Event ID73629686
Origin Time2021/09/26 08:51:30
Latitude40.2570
Longitude-124.1557
Depth (TT)10.9 km
Depth (MT; not authoritative)14 km fixed

Magnitudes:
Md3.5 (not authoritative)
Ml3.57 (not authoritative)
Mw3.61 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T3.32555.039122.639
N-0.10024.812351.246
P-3.22522.967249.947

Source Composition:
TypePercent
DC94
CLVD6
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo3.28e+21 Dyne-cm
Mxx-8.460e+19 Dyne-cm
Mxy-1.364e+21 Dyne-cm
Mxz-4.828e+20 Dyne-cm
Myy-1.640e+21 Dyne-cm
Myz2.409e+21 Dyne-cm
Mzz1.725e+21 Dyne-cm
Variance Reduction78%
Version number1
Solution time2021/09/26 18:36:44 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP118011672
NP23013631

Waveform data (solid line) and synthetic data (dashed line) from the moment tensor inversion: