Hypocentral Location:

Event ID	21343245
Origin Time	2004/02/15 02:52:23
Latitude	35.5780
Longitude	-120.8762
Depth (TT)	3.2 km
Depth (MT; not authoritative)	3.5 km

Magnitudes:

Md	3.61 (not authoritative)
Ml	3.7 (not authoritative)
Mw	3.41 (authoritative)

Principal Axes:

Scale	1.0E+21 Dyne-cm
Axis	Value	Plunge	Azimuth
T	1.436	80.209	55.762
N	0.396	4.847	296.332
P	-1.832	8.487	205.607

Source Composition:

Type	Percent
DC	57
CLVD	43
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	1.63e+21 Dyne-cm
Mxx	-1.367e+21 Dyne-cm
Mxy	-8.356e+20 Dyne-cm
Mxz	3.914e+20 Dyne-cm
Myy	9.400e+18 Dyne-cm
Myz	2.847e+20 Dyne-cm
Mzz	1.358e+21 Dyne-cm
Variance Reduction	53%
Version number	2
Solution time	2012/08/09 19:37:56 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	120	96	54
NP2	290	82	37

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