Hypocentral Location:

Event ID	71261376
Origin Time	2009/08/07 10:49:35
Latitude	40.3098
Longitude	-124.6370
Depth (TT)	16.3 km
Depth (MT; not authoritative)	21 km

Magnitudes:

Md	4.51 (not authoritative)
Ml	4.42 (not authoritative)
Mw	4.92 (authoritative)

Principal Axes:

Scale	1.0E+23 Dyne-cm
Axis	Value	Plunge	Azimuth
T	2.906	1.883	61.306
N	0.071	85.260	307.950
P	-2.977	4.348	151.449

Source Composition:

Type	Percent
DC	95
CLVD	5
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	2.94e+23 Dyne-cm
Mxx	-1.614e+23 Dyne-cm
Mxy	2.465e+23 Dyne-cm
Mxz	2.471e+22 Dyne-cm
Myy	1.558e+23 Dyne-cm
Myz	-2.845e+21 Dyne-cm
Mzz	5.622e+21 Dyne-cm
Variance Reduction	84%
Version number	2
Solution time	2009/08/07 17:32:10 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	286	-176	88
NP2	196	-2	86

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