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Earthquake Hazards Program

Magnitude 6.7 SOUTH SANDWICH ISLANDS REGION

Thursday, April 16, 2009 at 14:57:06 UTC

Historic USGS Moment Tensor Solutions

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
---------------------------------------------------------------------------------------------------------------------------------------
 2006 03 09 09:59:53.02 -59.542  -29.660 PDE| 20.0 5.9 7.8  17 |7.27  1 122  0.98 74 215 -8.26 16  32|168 78 -169  76 80  -12| 76 GS              
 2006 05 29 05:20:39.20 -59.590  -26.235 PDE| 32.0 5.5 2.4  17 |2.69 75 224 -0.61 14  32 -2.08  3 123|227 44  111  19 50   71| 55 GS              
 2006 08 20 03:41:48.04 -61.029  -34.371 PDE| 27.0 7.0 3.5  19 |3.42 10 311  0.13 80 139 -3.55  1  41| 87 82    6 356 84  172| 93 GS              
 2006 08 20 13:34:59.98 -60.913  -34.057 PDE| 27.0 5.9 9.0  17 |8.79  5 318  0.33 84 172 -9.12  4  48| 93 84    1   3 89  174| 93 GS              
 2006 09 06 11:42:41.45 -60.844  -34.166 PDE| 16.0 5.7 3.8  17 |3.34 10 299  0.89 80 129 -4.23  2  29| 74 82    6 343 84  172| 58 GS              
 2007 04 28 14:02:37.91 -60.789  -20.208 PDE| 21.0 5.9 9.3  17 |9.55 19 301 -0.58 70 133 -8.97  4  33| 79 74   11 345 79  163| 88 GS              
 2007 05 30 19:35:21.44 -59.972  -26.457 PDE| 25.0 5.5 2.0  17 |1.78 86 237  0.34  4  49 -2.12  1 139|233 45   96  45 46   84| 68 GS              
 2007 06 05 15:27: 2.10 -60.182  -26.728 PDE| 15.0 5.5 2.6  17 |2.55 55 325  0.14 18 207 -2.68 28 106|157 24   38  32 76  109| 90 GS              
 2007 06 15 03:48:34.86 -58.596  -26.244 PDE|138.0 5.4 1.7  17 |1.51 49 330  0.33 22 212 -1.84 32 107|146 24   23  36 81  113| 64 GS              
 2007 07 31 02:42:48.01 -56.058  -27.733 PDE|108.0 5.6 3.1  17 |2.98 39 174  0.22 41 308 -3.20 25  62|201 42  167 301 81   49| 86 GS              
 2008 01 12 08:32:46.71 -56.399  -27.206 PDE| 80.0 5.3 9.6  16 |0.79 25 135  0.28 13  38 -1.07 60 283|253 23  -53  34 72 -104| 48 GS              
 2008 01 29 14:57:26.20 -58.735  -25.240 PDE| 30.0 5.6 2.7  17 |2.42 82 211  0.50  5 346 -2.91  4  77|343 50   83 173 40   98| 66 GS              
 2008 02 03 14:24:37.34 -56.272  -27.043 PDE| 87.0 5.5 2.2  17 |2.40 51 203 -0.58  6 301 -1.83 37  36|301 83   84 162  9  131| 52 GS              
 2008 02 10 12:22: 2.65 -60.797  -25.586 PDE|  4.0 6.5 6.8  18 |6.79  0 149  0.08  2  59 -6.86 87 240| 57 45  -94 242 45  -86| 98 GS              
 2008 02 23 15:57:20.49 -57.335  -23.433 PDE|                  |     15 264                    38   6|140 75 -140  38 52  -19|    GS              
 2008 04 14 09:45:19.70 -56.022  -28.035 PDE|109.0 6.0 1.2  18 |1.28 40 171 -0.06 23 283 -1.22 40  35|284 90   66 193 24  179| 91 GS              
 2008 05 15 14:23:28.82 -57.911  -25.483 PDE| 30.0 5.8 6.7  17 |6.33 14 164  0.60 41 268 -6.94 45  59|105 71  -46 214 47 -154| 83 GS              
 2008 06 30 06:17:43.02 -58.227  -22.099 PDE| 19.0 6.9 2.4  19 |2.40  1  98 -0.01 84 357 -2.39  5 188|233 85   -3 324 87 -175| 99 GS              
 2008 07 01 01:54:41.38 -58.121  -21.882 PDE| 26.0 5.6 3.6  17 |3.99  0 291 -0.82 77  22 -3.17 12 201|246 81   -9 337 81 -171| 59 GS              
 2008 07 30 20:15:11.52 -59.644  -27.806 PDE|136.0 5.6 3.0  17 |2.82 10 172  0.33 13  79 -3.15 73 298|278 37  -67  71 57 -106| 79 GS              

Latest USGS Fast Moment Tensor Solutions

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


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