Hypocentral Location:

Event ID	51181706
Origin Time	2007/05/09 08:07:31
Latitude	40.3842
Longitude	-124.9553
Depth (TT)	-0.6 km
Depth (MT; not authoritative)	18 km

Magnitudes:

Md	4.14 (not authoritative)
Ml	3.96 (not authoritative)
Mw	4.53 (authoritative)

Principal Axes:

Scale	1.0E+22 Dyne-cm
Axis	Value	Plunge	Azimuth
T	7.675	5.998	51.636
N	0.073	83.660	212.656
P	-7.748	2.047	321.421

Source Composition:

Type	Percent
DC	98
CLVD	2
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	7.71e+22 Dyne-cm
Mxx	-1.804e+22 Dyne-cm
Mxy	7.467e+22 Dyne-cm
Mxz	2.721e+21 Dyne-cm
Myy	1.658e+22 Dyne-cm
Myz	7.935e+21 Dyne-cm
Mzz	1.459e+21 Dyne-cm
Variance Reduction	81%
Version number	3
Solution time	2022/03/14 17:04:09 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	187	6	87
NP2	96	177	84

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