This is a preliminary UCB moment tensor solution for the event located 2 mi ENE of San Martin, CA; 37.0997N 121.5683W; Z=7.29km; ML=3.7; (USGS/UCB Joint Notification System) on January 31, 2004 at 02:11:23 UTC. Other information about this event can be viewed at: http://earthquake.usgs.gov/recenteqsUS/Quakes/nc40152518.htm Reviewed by: Templeton UCB Seismological Laboratory Inversion method: complete waveform Stations used: WENL BKS MHC PKD Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 3.46E+21 Dyne-cm Mw = 3.66 Z = 8 km Plane Strike Rake Dip NP1 136 133 87 NP2 229 4 43 Principal Axes: Axis Value Plunge Azimuth T 3.460 34 81 N 0.000 43 313 P -3.460 29 193 Event Date/Time: January 31, 2004 at 02:11:23 UTC Event ID: nc40152518 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx -2.483 Mxy -0.214 Mxz 1.659 Myy 2.218 Myz 1.896 Mzz 0.265 ------- ------------------- ------------------------- ----------------------------- ####-------------################ ######---------#################### #########----######################## ####################################### ##########---########################## #########-------################ ###### ########----------############## T ###### #######-------------############ ###### ######---------------#################### ######-----------------################## ####--------------------############### ####----------------------############# ###------------------------########## ##----------- ------------####### #----------- P --------------#### ---------- ---------------- ------------------------- ------------------- -------