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Earthquake Hazards Program

Magnitude 8.5 SOUTHERN SUMATRA, INDONESIA

Wednesday, September 12, 2007 at 11:10:26 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
---------------------------------------------------------------------------------------------------------------------------------------
 2003 12 19 13:03:43.62  -5.559  102.810 PDE| 25.0 5.3 1.3  17 |1.30 53  23  0.03  6 121 -1.32 36 216|337 11  126 120 82   84| 95 GS              
 2003 12 24 11:33: 4.36  -5.801  102.028 PDE|  9.0 5.5 2.3  17 |2.24 76 300  0.10 13  94 -2.34  6 186|289 41  109  84 52   74| 91 GS              
 2004 02 22 06:46:27.04  -1.559  100.488 PDE| 45.0 6.0 1.3  18 |1.31  6 100 -0.02 26   7 -1.29 63 202|216 45  -51 348 56 -122| 97 GS              
 2004 04 09 01:55:50.71  -1.549  100.540 PDE| 43.0 5.5 2.3  17 |2.20 59   9  0.20 31 182 -2.40  3 274| 32 50  132 158 55   51| 83 GS              
 2004 04 16 21:57: 5.41  -5.214  102.718 PDE| 28.0 6.0 1.1  18 |1.14 44  31  0.00  1 300 -1.14 46 209|154  2  -56 300 89  -91|100 GS              
 2004 06 02 04:38:47.81  -6.157  103.908 PDE| 33.0 5.3 1.2  17 |1.19 81  47  0.01  4 291 -1.20  8 201|287 37   84 114 53   95| 98 GS              
 2004 08 02 02:36:54.94  -5.471  102.623 PDE| 40.0 5.5 2.5  17 |3.03 17  20 -0.96  3 290 -2.07 73 191|115 28  -84 288 62  -93| 37 GS              
 2004 10 28 08:32: 7.00  -4.910  103.211 PDE| 46.0 5.3 1.3  17 |1.31 64  26 -0.02 26 207 -1.29  0 117|183 50   55  50 51  125| 97 GS              
 2005 01 15 13:47: 5.13  -6.462  105.236 PDE| 50.0 5.6 3.6  17 |3.71 52  10 -0.24 20 129 -3.47 30 231|  6 24  150 125 78   69| 87 GS              
 2005 02 14 17:06:52.64  -0.127   98.729 PDE| 42.0 5.8 6.1  17 |6.06 41  26  0.04 42 244 -6.09 20 134|179 45   18  76 77  134| 99 GS              
 2005 02 19 14:04:41.28  -5.639  101.607 PDE|  8.0 5.4 1.6  17 |1.51 44  75  0.22 27 315 -1.73 34 205|239 28   13 138 84  117| 75 GS              
 2005 04 06 11:20: 9.00  -3.984  102.415 PDE| 49.0 5.6 3.3  17 |3.29 70 350  0.05 19 148 -3.34  7 240|351 41  120 134 55   67| 97 GS              
 2005 04 10 10:29:11.28  -1.644   99.607 PDE| 26.0 6.5 8.3  18 |7.87 75 271  0.79 10 138 -8.67 11  46|124 35   72 325 57  102| 82 GS              
 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 05 10 01:09: 5.10  -6.226  103.139 PDE|  8.0 6.2 2.4  18 |2.30 82  19  0.25  4 145 -2.55  6 235|330 39   97 141 51   84| 80 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 12 08:16:56.51  -5.575  105.395 PDE|  5.0 5.5 1.9  17 |1.88 18 238  0.05 11 145 -1.93 69  25|345 29  -67 139 64 -102| 95 GS              
 2006 07 19 10:57:36.88  -6.535  105.389 PDE| 45.0 6.1 2.1  18 |2.02 84  25  0.08  4 162 -2.10  4 253|347 41   96 159 49   84| 92 GS              
 2006 12 23 22:59:40.53  -6.785  105.635 PDE| 43.0 5.5 2.1  17 |1.77 31  45  0.64 59 233 -2.41  4 137|185 66   21  87 71  154| 47 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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