This is a preliminary UCB moment tensor solution for the event located 19 km W of Fort Ross, CA; 38.508N 123.463W; Z=3km; ML=3.7; (USGS/UCB Joint Notification System) on July 6, 2006 at 20:43:24 UTC. Other information about this event can be viewed at: http://earthquake.usgs.gov/recenteqsus/Quakes/nc51172355.php Reviewed by: DREGER UCB Seismological Laboratory Inversion method: complete waveform Stations used: HOPS JCC MNRC ORV WDC Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 4.69E+21 Dyne-cm Mw = 3.72 Z = 5 Plane Strike Rake Dip NP1 295 84 46 NP2 124 96 44 Principal Axes: Axis Value Plunge Azimuth T 4.690 86 130 N 0.000 4 299 P -4.690 1 29 Event Date/Time: July 6, 2006 at 20:43:24 UTC Event ID: nc51172355 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx -3.559 Mxy -2.012 Mxz -0.291 Myy -1.103 Myz 0.240 Mzz 4.661 ------- ------------------ P --------------------- - ----------------------------- --------------------------------- ----############------------------- #######################-------------- ---########################------------ ---###########################--------- -----############################-------- -----############### ###########------- ------############## T #############----- --------############ ##############---- ---------#############################--- ----------###########################-- ------------##########################- -------------######################## ----------------################### ---------------------########---- ----------------------------- ------------------------- ------------------- ------- Lower Hemisphere Equiangle Projection