This is a preliminary UCB moment tensor solution for the event located 8 km NW of the Geysers, CA; 38.837N 122.882W; Z=2.6km; ML=3.7; (USGS/UCB Joint Notification System) on October 19, 2005 00:05:12 UTC. Other information about this event can be viewed at: http://earthquake.usgs.gov/recenteqsUS/Quakes/nc51165419.htm Reviewed by: Dreger-Panning UCB Seismological Laboratory Inversion method: complete waveform Stations used: BRK CVS WDC ORV Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 9.79E+21 Dyne-cm Mw = 3.96 Z = 5 km Plane Strike Rake Dip NP1 163 -167 79 NP2 70 -11 77 Principal Axes: Axis Value Plunge Azimuth T 9.790 1 297 N 0.000 73 203 P -9.790 17 27 Event Date/Time: October 19, 2005 00:05:12 UTC Event ID: nc51165419 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx -5.166 Mxy -7.532 Mxz -2.338 Myy 5.991 Myz -1.421 Mzz -0.825 ------- ###---------------- #######------------ --- #########------------ P ----- ###########------------ ------- ###########----------------------- T ############----------------------- ############------------------------ ###############----------------------## #################------------------###### #################---------------######### ##################----------############# ##################------################# ######################################### ###########--------#################### -------------------#################### -------------------################## -------------------################ -------------------############## ------------------########### -----------------######## ---------------#### -------