Hypocentral Location:

Event ID	73887046
Origin Time	2023/05/12 10:18:41
Latitude	40.2085
Longitude	-121.0935
Depth (TT)	-1.4 km
Depth (MT; not authoritative)	8 km fixed

Magnitudes:

Md	5.06 (not authoritative)
Ml	5.31 (not authoritative)
Mw	5.16 (authoritative)

Principal Axes:

Scale	1.0E+23 Dyne-cm
Axis	Value	Plunge	Azimuth
T	6.870	7.768	54.334
N	-0.099	49.876	315.019
P	-6.771	39.058	150.689

Source Composition:

Type	Percent
DC	97
CLVD	3
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	6.82e+23 Dyne-cm
Mxx	-8.319e+22 Dyne-cm
Mxy	4.958e+23 Dyne-cm
Mxz	3.391e+23 Dyne-cm
Myy	3.452e+23 Dyne-cm
Myz	-8.399e+22 Dyne-cm
Mzz	-2.621e+23 Dyne-cm
Variance Reduction	96%
Version number	2
Solution time	2023/05/12 10:46:27 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	289	-145	70
NP2	185	-25	57

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