This is a preliminary UCB moment tensor solution for the event located 14 km SSE of Ukiah, CA (39.040N 123.125W; Z=5.1km; ML=3.5; USGS/UCB Joint Notification System) on April 26, 2002 at 11:01:26 UTC. Other information about this event can be viewed at: http://ncedc.org/recenteqs/Quakes/nc51117956.html Reviewed by: Dreger UCB Seismological Laboratory Inversion method: complete waveform Stations used: BDM JRSC ORV Berkeley Moment Tensor Solution Best Fitting Double-Couple: Mo = 5.48E+21 Dyne-cm Mw = 3.79 Z = 8 km Plane Strike Rake Dip NP1 318 -175 88 NP2 228 -2 85 Principal Axes: Axis Value Plunge Azimuth T 5.480 2 93 N 0.000 85 340 P -5.480 5 183 Event Date/Time: April 26, 2002 at 11:01:26 UTC Event ID: nc51117956 Moment Tensor: Scale = 10**21 Dyne-cm Component Value Mxx -5.411 Mxy -0.554 Mxz 0.460 Myy 5.444 Myz 0.227 Mzz -0.033 ------- ------------------- ------------------------- #---------------------------- #####-------------------------### ########---------------------###### ###########-----------------######### #############-------------############# ###############---------############### ##################-----################## ###################--#################### ###################--################## #################------################ T ###############---------############### ############-------------############## ##########-----------------############ #######--------------------########## #####-----------------------####### ##--------------------------##### ----------------------------# ------------------------- ------- --------- - P ---