This is a preliminary UCB moment tensor solution for the event located 32 km NW of Punta Gorda, CA; 40.4515N 124.6475W; Z=21.25km; ML=3.94; (USGS/UCB Joint Notification System) on August 26, 2003 at 02:29:55 UTC. Other information about this event can be viewed at: http://earthquake.usgs.gov/recenteqsUS/Quakes/nc40145893.htm Reviewed by: Templeton UCB Seismological Laboratory Inversion method: complete waveform Stations used: HOPS JCC ORV YBH Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 4.48E+22 Dyne-cm Mw = 4.40 Z = 24 km Plane Strike Rake Dip NP1 124 170 83 NP2 215 7 80 Principal Axes: Axis Value Plunge Azimuth T 4.483 12 79 N 0.000 78 269 P -4.483 2 170 Event Date/Time: August 26, 2003 at 02:29:55 UTC Event ID: nc40145893 Moment Tensor: Scale = 10**22 Dyne-cm Component Value Mxx -4.192 Mxy 1.554 Mxz 0.325 Myy 4.004 Myz 0.868 Mzz 0.188 ------- ------------------- ------------------------# ------------------------##### ------------------------######### #----------------------############ ####-------------------############## #######---------------################# #########------------############### #############-------################# T # ###############----################## # ######################################### ################----##################### ###############--------################## #############------------############## ############----------------########### ##########---------------------###### ########--------------------------# ######--------------------------- ###-------------------------- #------------------------ ------------ ---- ------ P