Link to USGS home page.
Earthquake Hazards Program

Magnitude 7.4 SIMEULUE, INDONESIA

Wednesday, February 20, 2008 at 08:08:30 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 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 13 03:11:41.61   5.521   94.432 PDE| 34.0 5.6 2.7  17 |2.86 64  44 -0.23  0 134 -2.63 26 225|315 19   91 134 71   90| 84 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 06 21 12:34:52.68   6.938   92.454 PDE| 10.0 5.9 8.3  17 |8.17 76 252  0.27  6   7 -8.44 12  99|197 33  101   3 58   83| 94 GS              
 2006 06 27 18:07:22.74   6.501   92.793 PDE| 28.0 5.9 9.9  17 |0.91 68  46  0.15 17 184 -1.06 14 278| 30 34  121 174 61   71| 72 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 08 11 20:54:14.37   2.403   96.348 PDE| 20.0 6.1 1.8  18 |1.73 61  40  0.07  5 301 -1.79 29 209|285 17   73 123 74   95| 92 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              
 2006 11 18 13:55:21.15   4.746   94.783 PDE| 32.0 5.8 7.0  17 |7.43 59  51 -0.80  4 314 -6.63 31 221|298 15   73 135 76   94| 78 GS              
 2006 11 18 13:57:53.78   4.741   94.771 PDE| 34.0 5.7 4.5  17 |4.60 61  58 -0.27  5 318 -4.33 28 225|301 18   73 140 73   95| 88 GS              
 2006 12 01 03:58:21.65   3.390   99.079 PDE|205.0 6.3 3.3  18 |3.25 48  87  0.13 13 191 -3.38 39 292| 82 14  161 190 86   77| 92 GS              
 2006 12 17 21:10:21.91   4.815   95.018 PDE| 43.0 5.8 6.0  17 |6.33 70  41 -0.73  3 302 -5.59 19 211|295 26   83 124 65   94| 77 GS              
 2007 01 05 11:54: 4.88   0.254   97.959 PDE| 22.0 5.3 1.2  17 |1.20 70  38  0.01  0 128 -1.20 20 218|308 25   90 128 65   90| 98 GS              
 2007 02 11 10:47:35.01   6.178   94.401 PDE| 64.0 5.4 1.8  17 |1.83 32  22 -0.05 55 233 -1.78 14 122|166 57   13  69 79  146| 95 GS              
 2007 02 14 19:49:58.70   0.432   97.308 PDE| 12.0 5.6 2.9  17 |2.81 63 300  0.10 25  98 -2.91  9 192|309 42  129  81 58   60| 93 GS              
 2007 03 07 10:53:37.59   1.955   97.908 PDE| 42.0 5.9 9.0  17 |9.09 67   8 -0.14 20 155 -8.94 11 249|  3 38  124 143 59   67| 97 GS              
 2007 04 07 09:51:51.62   2.916   95.700 PDE| 20.0 6.0 1.2  18 |1.07 62  43  0.23  4 305 -1.31 28 213|292 17   76 126 73   94| 65 GS              
 2007 04 27 08:02:49.65   5.359   94.635 PDE| 37.0 5.9 9.3  17 |1.02 65  38 -0.18  2 133 -0.84 25 224|320 20   97 132 70   87| 65 GS              
 2007 05 14 09:31:43.10   1.255   97.248 PDE| 20.0 5.5 1.9  17 |1.99 60  71 -0.10 21 299 -1.89 20 201|259 31   46 128 68  113| 90 GS              

Latest USGS Fast Moment Tensor Solutions

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


FirstGov button  Take Pride in America button