This is a preliminary UCB moment tensor solution for the event located 3 km NNE of Geysers, CA; 38.8188N 122.7928W; Z=4.2km; ML=3.81; (USGS/UCB Joint Notification System) on October 29, 2004 at 18:02:55 UTC. Other information about this event can be viewed at: http://earthquake.usgs.gov/recenteqsUS/Quakes/nc51152241.htm Reviewed by: Dolenc UCB Seismological Laboratory Inversion method: complete waveform Stations used: BKS, CVS, and ORV Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 6.57E+21 Dyne-cm Mw = 3.85 Z = 5. (not constrained; noisy data, therefore USGS reported depth used) km Plane Strike Rake Dip NP1 16 -107 56 NP2 225 -67 38 Principal Axes: Axis Value Plunge Azimuth T 6.570 10 118 N 0.000 14 26 P -6.570 73 241 Event Date/Time: October 29, 2004 at 18:02:55 UTC Event ID: nc51152241 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx 1.286 Mxy -2.894 Mxz 0.384 Myy 4.539 Myz 2.559 Mzz -5.825 ####### ################--- ####################----- ################------####### ##############-----------######## ############--------------######### ###########----------------########## ##########------------------########### ########--------------------########### ########---------------------############ #######----------------------############ ######---------- ----------############ ######---------- P ---------############# #####----------- ---------############# ####----------------------############# ####---------------------######### ## ###--------------------########## T # ##-------------------########### #------------------############## ---------------############## -----------############## ------############# #######