NCSS Moment Tensor Solution

Computer-generated solution; not reviewed

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73541781
Origin Time2021/03/30 15:51:21
Latitude40.4253
Longitude-125.3412
Depth (TT)2.2 km
Depth (MT; not authoritative)5 km

Magnitudes:
Md4.42 (not authoritative)
Ml4.28 (not authoritative)
Mw4.69 (authoritative)

Principal Axes:
Scale1.0E+23 Dyne-cm
AxisValuePlungeAzimuth
T1.48210.488228.834
N-0.25279.50550.925
P-1.2300.374318.904

Source Composition:
TypePercent
DC66
CLVD34
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo1.36e+23 Dyne-cm
Mxx-8.087e+21 Dyne-cm
Mxy1.315e+23 Dyne-cm
Mxz-2.092e+22 Dyne-cm
Myy2.758e+22 Dyne-cm
Myz-2.295e+22 Dyne-cm
Mzz-1.949e+22 Dyne-cm
Variance Reduction85%
Version number1
Solution time2021/03/30 15:56:20 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP127317283
NP24782

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