NCSS Moment Tensor Solution

Solution reviewed by Noel Bartlow

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73357735
Origin Time2020/03/23 10:07:56
Latitude40.3088
Longitude-124.6497
Depth (TT)16.4 km
Depth (MT; not authoritative)8 km

Magnitudes:
Md3.49 (not authoritative)
Ml3.73 (not authoritative)
Mw3.49 (authoritative)

Principal Axes:
Scale1.0E+21 Dyne-cm
AxisValuePlungeAzimuth
T2.2820.39440.582
N-0.25082.006133.390
P-2.0327.984310.526

Source Composition:
TypePercent
DC78
CLVD22
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.16e+21 Dyne-cm
Mxx4.726e+20 Dyne-cm
Mxy2.114e+21 Dyne-cm
Mxz-1.460e+20 Dyne-cm
Myy-1.881e+20 Dyne-cm
Myz1.976e+20 Dyne-cm
Mzz-2.845e+20 Dyne-cm
Variance Reduction58%
Version number1
Solution time2020/03/23 14:41:03 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP1355-685
NP286-17584

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