Historic USGS Moment Tensor Solutions

Magnitude 4.3 OFF THE COAST OF NORTHERN CALIFORNIA
Wednesday, February 20, 2013 at 13:16:09 UTC

Historic Moment Tensor Solutions World Location
Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green

The most recent (20 or less) USGS Moment Tensor Solutions are shown.
Data from the Source Parameter Database.

                        E P I C E N T E R   |          MOMENT  |    P R I N C I P A L  A X E S       |N O D A L  P L A N E S | 
     DATE    TIME (UTC)   LAT      LONG  SRC|DEPTH     VAL  EX |     T            N            P     |     1           2     | %  SRC
  YR  MO DA HR MN SEC     deg      deg      |  km  Mw     Nm   |VAL  PL AZM  VAL  PL AZM  VAL  PL AZM|STK DP SLIP STK DP SLIP| DC
---------------------------------------------------------------------------------------------------------------------------------------
 1992 04 26 07:41:39.73  40.415 -124.603 PDE|                  |      8  80                     1 170|215 83    5 124 85  173|    GS              
 1992 04 26 11:18:25.79  40.378 -124.575 PDE| 26.0 6.7 1.2  19 |1.07  8 267  0.33 82  98 -1.40  2 357| 42 84    4 312 86  174| 53 GS              
 1994 09 01 15:15:53.08  40.402 -125.680 PDE| 15.0 7.0 4.4  19 |4.32  1  50  0.23 85 302 -4.55  5 140|185 86   -2 275 88 -176| 90 GS              
 1994 10 27 17:45:58.00  43.515 -127.427 PDE| 16.0 6.3 3.3  18 |3.13 22  61  0.40 52 299 -3.53 29 164|201 53   -5 294 86 -142| 77 GS              
 1995 02 19 04:03:16.19  40.556 -125.539 PDE| 16.0 6.4 5.1  18 |4.49  4 263  1.30 75 157 -5.79 14 354| 38 77   -7 130 83 -167| 55 GS              
 1996 07 24 20:15:44.79  41.784 -125.911 PDE| 26.0 5.9 8.1  17 |7.86  6  95  0.51 83 258 -8.37  2   4|139 84  177 230 87    6| 88 GS              
 1998 11 27 00:43:48.00  40.667 -125.384 PDE| 16.0 5.6 3.0  17 |3.03 15  78  0.02 62 200 -3.05 22 342|122 63 -175  29 85  -27| 99 GS              
 2000 01 20 09:41:47.34  43.649 -127.257 PDE| 14.0 6.1 1.5  18 |1.36  4  76  0.18 79 188 -1.55 10 345|121 80 -176  30 86  -10| 77 GS              
 2000 03 16 15:19:56.00  40.386 -125.279 PDE| 18.0 5.8 6.9  17 |7.05 15  65 -0.35 73 219 -6.69  7 334|109 74  174 200 84   16| 90 GS              
 2002 07 09 18:40:35.63  43.519 -127.169 PDE| 14.0 5.9 8.6  17 |7.96  6  77  1.30 79 202 -9.26  9 346|122 79 -178  31 88  -11| 72 GS              
 2002 09 02 13:39:18.22  43.916 -128.243 PDE| 23.0 5.7 4.6  17 |4.43  5 107  0.28 83 325 -4.71  4 198|243 83    1 152 89  173| 88 GS              
 2005 06 15 02:50:54.19  41.292 -125.953 PDE| 21.0 7.1 5.9  19 |5.74  9  86  0.27 80 235 -6.01  5 355|130 80  178 221 88   10| 91 GS              
 2005 06 17 06:21:42.59  40.773 -126.574 PDE| 13.0 6.6 9.9  18 |1.01 14  68 -0.05 75 221 -0.96  7 337|112 76  175 203 85   15| 90 GS              
 2006 01 11 10:02:32.56  43.507 -127.266 PDE| 14.0 5.6 2.9  17 |2.89  8  73 -0.04 80 218 -2.85  5 342|117 81  178 208 88    9| 97 GS              
 2007 11 19 20:32:48.80  43.542 -127.414 PDE| 12.0 5.7 3.9  17 |3.66  5  68  0.45 80 194 -4.11  7 337|113 80 -178  23 88  -10| 78 GS              
 2008 01 10 01:37:19.00  43.785 -127.264 PDE| 15.0 6.2 2.2  18 |2.20  7 249 -0.04 81  95 -2.16  3 340|295 87  172  25 82    3| 96 GS              
 2008 03 15 14:44:36.06  42.412 -126.835 PDE|  9.0 5.6 3.5  17 |3.62 28  92 -0.22 60 292 -3.41  8 187|234 64   15 137 76  153| 88 GS              
 2008 11 28 13:42:18.68  40.348 -126.978 PDE| 13.0 5.8 7.0  17 |6.63  0  45  0.61 79 312 -7.24 10 135|180 82   -7 271 83 -172| 83 GS              
 2010 01 10 00:27:39.32  40.652 -124.692 PDE| 13.0 6.4 4.8  18 |4.87 15  96 -0.11 74 273 -4.75  0   6|233 80   12 141 79  170| 95 GS              
 2010 02 04 20:20:21.97  40.412 -124.961 PDE|  3.0 5.9 8.9  17 |1.02 43  81 -0.41 40 295 -0.61 17 189|236 45   23 130 74  133| 20 GS              

Latest USGS Fast Moment Tensor Solutions

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver