Historic USGS Moment Tensor Solutions

Magnitude 4.4 EASTERN SICHUAN, CHINA
Saturday, April 20, 2013 at 14:09:18 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
---------------------------------------------------------------------------------------------------------------------------------------
 1989 05 03 15:41:30.88  30.053   99.499 PDE|  6.0 5.8 5.4  17 |6.61  8 350 -2.38 48 251 -4.23 41  87|120 56  -27 225 68 -143| 28 GS              
 1989 09 22 02:25:50.88  31.583  102.433 PDE| 14.0 6.1 1.6  18 |1.73 22 186 -0.18 67  19 -1.55  5 278|325 71   13 230 78  161| 79 GS              
 1995 10 23 22:46:50.81  26.003  102.227 PDE| 14.0 6.1 1.9  18 |1.97  3  61 -0.20 86 195 -1.76  3 331|106 86 -180  16 90   -4| 80 GS              
 1996 02 03 11:14:20.12  27.291  100.276 PDE|  9.0 6.1 2.1  18 |2.17  8  78 -0.06  9 347 -2.11 78 208|179 38  -75 340 53 -101| 94 GS              
 1996 02 04 16:58: 5.97  27.041  100.299 PDE|  8.0 5.4 1.8  17 |1.76  8 264  0.01  7 355 -1.77 79 127|345 37 -102 180 54  -81| 99 GS              
 2001 02 23 00:09:23.69  29.513  101.129 PDE| 13.0 5.5 2.4  17 |2.38 13 352 -0.01 31 254 -2.37 55 102|117 42  -39 237 65 -125| 99 GS              
 2001 10 27 05:35:39.72  26.316  100.648 PDE| 13.0 5.6 2.7  17 |2.55  1  74  0.25 80 168 -2.79 10 344|119 82 -173  28 83   -8| 82 GS              
 2002 08 08 11:42: 5.07  30.916   99.927 PDE|  8.0 5.2 7.2  16 |7.24  1 165 -0.04  2 255 -7.19 88  46|253 44  -93  77 46  -87| 99 GS              
 2008 05 12 06:28: 1.57  31.002  103.322 PDE|                  |     75 285                    15 105| 15 60   90 195 30   90|    GS              
 2008 05 12 20:08:50.43  31.413  103.889 PDE| 14.0 5.5 1.9  17 |1.96 75 246 -0.12 10  22 -1.84 10 114| 15 56   77 217 36  108| 88 GS              
 2008 05 13 07:07: 8.50  30.890  103.194 PDE|  9.0 5.6 3.4  17 |3.21 60 209  0.30 29  37 -3.51  3 305|241 55  127   8 49   49| 83 GS              
 2008 05 14 02:54:39.98  31.325  103.518 PDE| 33.0 5.3 1.1  17 |1.14 19 334 -0.03 70 148 -1.11  1 243| 17 75  168 111 78   15| 95 GS              
 2008 05 16 05:25:47.32  31.355  103.351 PDE|  3.0 5.5 2.1  17 |1.55  6 193  0.83 51 291 -2.37 37  98|140 69  -33 243 59 -156| 30 GS              
 2008 05 17 17:08:25.48  32.240  104.982 PDE|  9.0 5.7 4.4  17 |3.82 72 223  0.95 17  49 -4.77  1 319|246 49  114  32 46   66| 60 GS              
 2008 05 25 08:21:49.99  32.560  105.423 PDE| 16.0 6.0 1.1  18 |1.04  9  16  0.09 80 192 -1.12  0 286|152 84    7  61 83  174| 84 GS              
 2008 08 01 08:32:43.65  32.033  104.722 PDE|  7.0 5.7 4.9  17 |5.31 58 161 -0.92 20  33 -4.40 22 294|352 29   44 221 70  112| 65 GS              
 2008 08 05 09:49:17.26  32.756  105.494 PDE|                  |     44 343                     7 247| 15 55  150 123 66   39|    GS              
 2008 08 30 08:30:53.01  26.241  101.889 PDE| 17.0 5.8 6.7  17 |7.20 13  61 -1.20 71 196 -5.99 12 327|195 89   19 104 71  179| 67 GS              
 2008 08 31 08:31:10.70  26.232  101.970 PDE| 10.0 5.3 1.3  17 |1.31  7  41 -0.01 75 165 -1.30 11 309| 86 76 -177 355 87  -14| 98 GS              
 2009 06 29 18:03:50.78  31.426  104.012 PDE|  9.0 5.2 7.5  16 |6.58 53   4  1.58 20 243 -8.16 28 141| 69 77  111 190 25   33| 61 GS              

Latest USGS Fast Moment Tensor Solutions

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