This is a preliminary UCB moment tensor solution for the event located 8 km NW of Pinnacles National Monument, CA; 36.5925N 121.1995W; Z=7.9km; ML=3.9; (USGS/UCB Joint Notification System) on September 25, 2002 at 07:08:46 UTC. Other information about this event can be viewed at: http://earthquake.usgs.gov/recenteqsUS/Quakes/nc40136926.htm Reviewed by: Dreger UCB Seismological Laboratory Inversion method: complete waveform Stations used: CMB KCC MHC PKD WENL Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 6.70E+21 Dyne-cm Mw = 3.85 Z = 11 km Plane Strike Rake Dip NP1 134 176 87 NP2 224 3 86 Principal Axes: Axis Value Plunge Azimuth T 6.700 5 89 N 0.000 85 277 P -6.700 1 179 Event Date/Time: September 25, 2002 at 07:08:46 UTC Event ID: nc40136926 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx -6.696 Mxy 0.209 Mxz 0.091 Myy 6.647 Myz 0.575 Mzz 0.049 ------- ------------------- ------------------------- ----------------------------- ###--------------------------#### ######----------------------####### ########-------------------########## ###########---------------############# #############-----------############### ################-------################## ##################---################## ###################-################### T #################----################## ################-------################## #############-----------############### ###########---------------############# #########------------------########## ######----------------------####### ####--------------------------### ----------------------------- ------------------------- -------- -------- -- P --