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Earthquake Hazards Program

Magnitude 5.7 PACIFIC-ANTARCTIC RIDGE

Saturday, July 21, 2007 at 20:40:53 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
---------------------------------------------------------------------------------------------------------------------------------------
 1991 03 09 01:01:23.10 -54.877 -131.533 PDE| 12.0 5.9 8.8  17 |8.81  2 315 -0.08 83  59 -8.73  7 225|  1 84 -176 270 86   -6| 98 GS              
 1995 09 08 00:27:48.89 -56.202 -122.267 PDE| 13.0 5.8 6.4  17 |5.52  6 142  1.75 83 286 -7.27  4  52|187 83  179 277 89    7| 52 GS              
 1995 09 08 01:15:28.29 -56.222 -122.419 PDE| 15.0 6.2 2.9  18 |3.03  5 161 -0.28 85   4 -2.75  2 251|296 85    2 206 88  175| 82 GS              
 1997 05 27 06:10:31.78 -54.925 -136.170 PDE| 18.0 6.0 1.3  18 |1.26 12 338 -0.01 77 171 -1.24  3  69|114 79    7  23 83  169| 98 GS              
 1997 09 03 06:22:44.28 -55.190 -128.989 PDE| 12.0 6.0 1.2  18 |1.17 12 344  0.00 71 112 -1.18 14 251| 28 72 -178 298 88  -19|100 GS              
 1998 08 05 12:54:25.69 -54.674 -135.521 PDE| 15.0 6.0 1.2  18 |1.27 13 343 -0.13 63 101 -1.14 23 247| 27 64 -173 294 84  -26| 80 GS              
 2001 08 06 03:52:59.51 -55.537 -123.422 PDE|  4.0 6.6 9.3  18 |9.64  5 200 -0.68 12 291 -8.96 77  89|277 42 -109 121 51  -74| 86 GS              
 2001 09 02 10:06:51.50 -54.356 -137.016 PDE| 14.0 6.1 1.9  18 |1.86  3 347  0.04 87 206 -1.90  2  77|122 87    0  32 90  177| 96 GS              
 2002 01 01 10:39: 6.82 -55.214 -129.000 PDE| 15.0 6.0 1.3  18 |1.31  1 335 -0.09 87  84 -1.22  3 245| 20 87 -179 290 89   -3| 86 GS              
 2002 04 24 11:00: 0.86 -56.135 -122.312 PDE| 13.0 6.1 1.8  18 |1.92 10 317 -0.25 80 131 -1.67  1 227|  2 82  174  92 84    8| 74 GS              
 2004 12 22 21:03:39.39 -55.942 -124.997 PDE| 12.0 6.0 1.2  18 |1.26 11 154 -0.19 78 324 -1.08  2  64|198 81  173 290 83   10| 70 GS              
 2005 04 16 12:18:31.72 -54.991 -132.102 PDE| 13.0 5.9 7.6  17 |7.95  5 341 -0.76 83 204 -7.19  5  72|117 83    0  26 90  173| 81 GS              
 2005 12 22 12:20: 2.94 -54.719 -135.868 PDE| 13.0 6.2 2.7  18 |2.92  0 343 -0.41 85  74 -2.52  5 253| 29 86 -176 298 86   -4| 72 GS              
 2006 08 14 04:03:55.80 -55.503 -124.349 PDE| 14.0 5.6 3.0  17 |3.31  2 149 -0.53 87 286 -2.77  2  58|194 87  180 284 90    3| 68 GS              
 2006 10 10 08:02:51.95 -56.101 -122.373 PDE| 11.0 5.9 9.6  17 |1.06  0 337 -0.20 90 189 -0.86  0  67|112 90    0  22 90  180| 62 GS              
 2006 11 30 21:20:11.59 -53.844 -134.359 PDE| 13.0 6.2 2.3  18 |2.55 11 339 -0.57 79 170 -1.98  2  69|114 81    6  23 84  170| 55 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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