Hypocentral Location:

Event ID	30226108
Origin Time	2003/08/03 12:00:53
Latitude	38.7993
Longitude	-122.7692
Depth (TT)	-0.0 km
Depth (MT; not authoritative)	1.5 km fixed

Magnitudes:

Ma	4.11 (not authoritative)
Md	3.8 (not authoritative)
Mw	4.09 (authoritative)

Principal Axes:

Scale	1.0E+22 Dyne-cm
Axis	Value	Plunge	Azimuth
T	1.727	3.627	295.591
N	-0.061	85.108	157.818
P	-1.667	3.279	25.800

Source Composition:

Type	Percent
DC	93
CLVD	7
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	1.70e+22 Dyne-cm
Mxx	-1.026e+22 Dyne-cm
Mxy	-1.321e+22 Dyne-cm
Mxz	-3.381e+20 Dyne-cm
Myy	1.085e+22 Dyne-cm
Myz	-1.417e+21 Dyne-cm
Mzz	-5.880e+20 Dyne-cm
Variance Reduction	81%
Version number	7
Solution time	2013/08/31 02:45:59 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	341	175	90
NP2	71	0	85

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