Hypocentral Location:

Event ID	71616245
Origin Time	2011/08/09 16:28:08
Latitude	41.5192
Longitude	-120.4942
Depth (TT)	15.7 km
Depth (MT; not authoritative)	18 km fixed

Magnitudes:

Md	3.31 (not authoritative)
Ml	3.21 (not authoritative)
Mw	3.37 (authoritative)

Principal Axes:

Scale	1.0E+21 Dyne-cm
Axis	Value	Plunge	Azimuth
T	1.448	14.824	82.684
N	-0.110	60.409	324.906
P	-1.339	24.983	179.768

Source Composition:

Type	Percent
DC	85
CLVD	15
Iso	(null)

Moment Tensor (Aki & Richards Convention):

Mo	1.39e+21 Dyne-cm
Mxx	-1.096e+21 Dyne-cm
Mxy	1.880e+20 Dyne-cm
Mxz	5.197e+20 Dyne-cm
Myy	1.323e+21 Dyne-cm
Myz	3.803e+20 Dyne-cm
Mzz	-2.269e+20 Dyne-cm
Variance Reduction	54%
Version number	1
Solution time	2011/08/09 20:42:19 UTC

Best-fit Double Couple Solution

Plane	Strike	Rake	Dip
NP1	313	-151	83
NP2	219	-8	61

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