Hypocentral Location:

Event ID	71365775
Origin Time	2010/03/19 23:10:40
Latitude	40.5997
Longitude	-124.7622
Depth (TT)	20.5 km
Depth (MT; not authoritative)	24 km

Magnitudes:

Md	3.06 (not authoritative)
Ml	3 (not authoritative)
Mw	3.7 (authoritative)

Principal Axes:

Scale	1.0E+21 Dyne-cm
Axis	Value	Plunge	Azimuth
T	4.083	16.668	83.780
N	0.600	72.632	246.972
P	-4.683	4.743	352.356

Source Composition:

Type	Percent
DC	74
CLVD	26
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	4.38e+21 Dyne-cm
Mxx	-4.516e+21 Dyne-cm
Mxy	1.036e+21 Dyne-cm
Mxz	-3.277e+20 Dyne-cm
Myy	3.666e+21 Dyne-cm
Myz	1.010e+21 Dyne-cm
Mzz	8.500e+20 Dyne-cm
Variance Reduction	73%
Version number	2
Solution time	2010/03/24 10:58:41 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	219	15	82
NP2	127	171	75

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