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Earthquake Hazards Program

Magnitude 6.7 KEP. MENTAWAI REGION, INDONESIA

Thursday, September 20, 2007 at 08:31:14 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
---------------------------------------------------------------------------------------------------------------------------------------
 2005 04 10 17:24:39.40  -1.591   99.717 PDE|  5.0 6.4 4.5  18 |5.14 42 196 -1.26  6 292 -3.88 47  29|222  7 -160 112 88  -84| 51 GS              
 2005 04 14 11:29:52.55  -1.915   99.951 PDE| 29.0 5.6 3.5  17 |3.59 66  16 -0.17 19 154 -3.42 15 249|  4 34  125 144 63   69| 91 GS              
 2005 04 16 16:38: 3.90   1.812   97.662 PDE| 30.0 6.3 3.2  18 |3.59 56  20 -0.87 15 134 -2.73 30 233|  0 21  138 130 76   74| 52 GS              
 2005 04 17 13:43:54.56   0.307   97.663 PDE| 23.0 5.5 2.1  17 |2.08 43  79  0.07 18 331 -2.15 41 225|245 18    4 152 89  108| 93 GS              
 2005 04 25 20:18:20.64   0.364   97.275 PDE|  6.0 5.6 3.2  17 |3.34 43  78 -0.20 21 328 -3.14 40 220|243 21    4 149 89  111| 88 GS              
 2005 05 14 05:05:18.48   0.587   98.459 PDE| 38.0 6.7 1.6  19 |1.57 65  39 -0.02 14 162 -1.55 20 257| 10 28  121 156 66   74| 97 GS              
 2005 05 19 01:54:52.85   1.989   97.041 PDE| 39.0 6.7 1.2  19 |1.21 59  39 -0.05  4 303 -1.16 31 211|288 14   75 124 76   94| 92 GS              
 2005 06 03 00:42: 1.90   1.455   97.146 PDE| 20.0 5.8 5.9  17 |5.98 56  42 -0.13  1 133 -5.85 34 223|316 11   93 133 79   89| 96 GS              
 2005 06 10 17:42:41.54   1.813   97.089 PDE| 19.0 5.4 1.8  17 |1.84 55  19  0.01 17 135 -1.85 30 236|  6 22  143 131 77   72| 99 GS              
 2005 07 05 01:52: 2.95   1.819   97.082 PDE| 21.0 6.5 7.9  18 |7.87 61  38  0.07  2 305 -7.93 29 214|298 16   83 125 74   92| 98 GS              
 2005 07 11 14:36: 9.54   1.274   97.226 PDE| 20.0 5.6 2.8  17 |2.62 69  56  0.35 10 300 -2.96 19 207|281 28   69 125 64  101| 76 GS              
 2005 09 06 11:00:48.61   0.029   97.604 PDE|  5.0 5.6 2.9  17 |2.94 70 313 -0.10 20 135 -2.85  1  44|115 48   63 333 49  117| 93 GS              
 2005 11 04 17:44:48.15   1.226   97.269 PDE| 23.0 5.5 2.4  17 |2.44 80  37 -0.17  3 144 -2.26  9 235|329 36   95 142 54   86| 86 GS              
 2005 11 27 23:31:37.30   1.160   97.266 PDE| 23.0 5.6 3.4  17 |3.51 67  53 -0.19  2 319 -3.31 23 228|315 22   86 140 68   92| 89 GS              
 2006 04 25 18:26:17.15   1.994   96.995 PDE| 21.0 6.1 2.0  18 |2.04 63  35 -0.02  2 301 -2.02 27 211|297 18   85 122 72   92| 98 GS              
 2006 05 08 09:16:57.09  -4.852  102.346 PDE| 30.0 5.8 5.6  17 |5.93 64  12 -0.75  9 121 -5.18 24 215|324 23  115 118 70   80| 75 GS              
 2006 05 16 15:28:25.92   0.093   97.050 PDE|  6.0 6.8 2.1  19 |2.13 37  43  0.00  6 308 -2.13 52 210|166 10  -52 307 82  -96|100 GS              
 2006 07 27 11:16:40.37   1.707   97.146 PDE| 23.0 6.0 1.3  18 |1.31 65  39 -0.02  1 131 -1.29 25 221|313 20   92 131 70   89| 97 GS              
 2006 07 30 01:28:14.69   1.463   97.182 PDE| 20.0 5.6 2.8  17 |2.68 67  46  0.21  2 311 -2.88 23 220|306 23   85 132 68   92| 85 GS              
 2006 10 06 14:49: 3.81   1.317   97.247 PDE| 20.0 5.4 1.5  17 |1.44 59  67  0.11 18 305 -1.55 24 206|263 26   45 131 72  109| 86 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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