Hypocentral Location:

Event ID	73886731
Origin Time	2023/05/11 23:19:42
Latitude	40.2158
Longitude	-121.1088
Depth (TT)	-1.5 km
Depth (MT; not authoritative)	11 km fixed

Magnitudes:

Md	5.49 (not authoritative)
Ml	5.73 (not authoritative)
Mw	5.48 (authoritative)

Principal Axes:

Scale	1.0E+24 Dyne-cm
Axis	Value	Plunge	Azimuth
T	2.067	5.863	67.393
N	-0.060	19.304	335.332
P	-2.007	69.757	173.562

Source Composition:

Type	Percent
DC	94
CLVD	6
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	2.04e+24 Dyne-cm
Mxx	2.082e+22 Dyne-cm
Mxy	7.730e+23 Dyne-cm
Mxz	7.113e+23 Dyne-cm
Myy	1.731e+24 Dyne-cm
Myz	1.287e+23 Dyne-cm
Mzz	-1.752e+24 Dyne-cm
Variance Reduction	90%
Version number	3
Solution time	2023/05/12 00:48:46 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	320	-114	54
NP2	178	-61	43

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