This is a preliminary UCB moment tensor solution for the event located 28 km E of Alum Rock, CA; 37.388N 121.514W; Z=3.2km; ML=3.6; (USGS/UCB Joint Notification System) on January 15, 2006 at 10:42:07 (UTC) . Other information about this event can be viewed at: http://earthquake.usgs.gov/recenteqsUS/Quakes/nc40182619.htm Reviewed by: HELLWEG UCB Seismological Laboratory Inversion method: complete waveform Stations used: SAO BKS CMB, HAST Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 2.18E+21 Dyne-cm Mw = 3.53 Z = 8 km Plane Strike Rake Dip NP1 75 -26 87 NP2 166 -177 64 Principal Axes: Axis Value Plunge Azimuth T 2.180 16 124 N 0.000 64 249 P -2.180 20 28 Event Date/Time: January 15, 2006 at 10:42:07 (UTC) Event ID: nc40182619 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx -0.885 Mxy -1.720 Mxz -0.945 Myy 0.985 Myz 0.147 Mzz -0.100 ------- ####--------------- ######------------ ---- ########------------ P ------ ##########------------ -------- ###########------------------------ ###########-------------------------- #############-------------------------- #############-------------------------- ##############----------------------##### ##############----------------########### ##############---------################## ###############-######################### #########------########################## ---------------######################## ----------------################ #### ---------------################ T ### ---------------############### ## ---------------################## ---------------############## --------------########### -------------###### -------