This is a preliminary UCB moment tensor solution for the event located 7 km NW of Livermore, CA; 37.727N 121.820W; Z=19km; ML=3.6; (USGS/UCB Joint Notification System) on April 29, 2004 at 19:49:58 UTC. Other information about this event can be viewed at: http://earthquake.usgs.gov/recenteqsUS/Quakes/nc40156432.htm Reviewed by: Dreger UCB Seismological Laboratory Inversion method: complete waveform Stations used: BDM BKS CVS MHC ORV Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 3.35E+21 Dyne-cm Mw = 3.65 Z = 14 km Plane Strike Rake Dip NP1 136 120 57 NP2 269 52 43 Principal Axes: Axis Value Plunge Azimuth T 3.350 64 100 N 0.000 25 299 P -3.350 7 205 Event Date/Time: April 29, 2004 at 19:49:58 UTC Event ID: nc40156432 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx -2.683 Mxy -1.373 Mxz 0.163 Myy 0.032 Myz 1.483 Mzz 2.650 ------- ------------------- ------------------------- ----------------------------- ##------------------------------- ###-------------------------------- #####-----#################---------- ######-##########################------ ####---############################---- ###------#############################--- #---------##############################- -----------############## ############# ------------############# T ############# --------------########### ############# --------------######################### ----------------####################### ------------------################### -------------------################ ----------------------########### ----- -------------------## --- P ------------------- ---------------- -------