NCSS Moment Tensor Solution

Solution reviewed by Claire Doody

Moment Tensor Diagram

Variance Reduction vs Depth plot
Hypocentral Location:
Event ID73785481
Origin Time2022/09/24 19:27:37
Latitude40.3202
Longitude-124.8082
Depth (TT)2.4 km
Depth (MT; not authoritative)24 km

Magnitudes:
Md4.59 (not authoritative)
Ml4.55 (not authoritative)
Mw4.84 (authoritative)

Principal Axes:
Scale1.0E+23 Dyne-cm
AxisValuePlungeAzimuth
T2.1407.47154.975
N0.18682.038255.331
P-2.3262.738145.334

Source Composition:
TypePercent
DC84
CLVD16
Iso(null)
Moment Tensor (Aki & Richards Convention):
Mo2.23e+23 Dyne-cm
Mxx-8.764e+22 Dyne-cm
Mxy2.075e+23 Dyne-cm
Mxz2.432e+22 Dyne-cm
Myy6.635e+22 Dyne-cm
Myz1.382e+22 Dyne-cm
Mzz2.129e+22 Dyne-cm
Variance Reduction86%
Version number2
Solution time2022/09/24 20:10:02 UTC

Best-fit Double Couple Solution
PlaneStrikeRakeDip
NP110017387
NP2190383

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