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Earthquake Hazards Program

Magnitude 7.3 LOYALTY ISLANDS

Wednesday, April 09, 2008 at 12:46:12 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 09 25 12:55:46.60 -17.515  167.801 PDE| 28.0 6.1 2.0  18 |1.96 67  87  0.11 11 204 -2.07 20 298| 47 27  115 199 66   78| 89 GS              
 2005 09 25 20:28:40.43 -17.395  167.884 PDE| 32.0 5.6 3.2  17 |2.84 68 174  0.69 21  10 -3.53  6 278|346 43   58 206 54  117| 61 GS              
 2005 09 25 22:58:54.69 -17.484  167.774 PDE| 34.0 5.6 2.7  17 |2.68 61 174  0.10 27  19 -2.78 10 283|345 42   48 215 60  121| 93 GS              
 2005 12 02 23:49:23.71 -21.444  169.895 PDE| 21.0 5.6 3.7  17 |3.72 72 107 -0.12 13 331 -3.60 12 239|311 35   66 160 59  106| 94 GS              
 2006 01 23 06:02:58.14 -17.391  167.715 PDE| 21.0 6.3 3.6  18 |3.61 72 123  0.01 11 356 -3.62 14 263|337 32   69 182 60  103| 99 GS              
 2006 02 02 07:13:11.44 -21.178  169.609 PDE| 27.0 5.6 3.3  17 |3.26 71  75  0.13  4 178 -3.39 18 270|  7 27  100 176 63   85| 92 GS              
 2006 03 08 15:56:18.38 -22.348  171.514 PDE|110.0 5.2 9.2  16 |8.98 52 356  0.47 16 108 -9.45 33 208|343 19  147 105 80   74| 90 GS              
 2006 03 15 05:27:54.37 -16.871  167.242 PDE| 18.0 5.6 2.7  17 |2.70 16 311  0.01 12 218 -2.71 70  92| 59 31  -66 211 62 -104| 99 GS              
 2006 10 03 18:03:13.43 -18.840  169.001 PDE|158.0 6.3 3.6  18 |3.24 73  67  0.64  3 165 -3.88 17 256|350 28   95 164 62   87| 67 GS              
 2007 03 12 09:59: 3.21 -21.049  169.834 PDE| 47.0 5.8 6.9  17 |7.01  6 329 -0.25 47 233 -6.76 43  65| 97 56  -29 205 66 -143| 93 GS              
 2007 03 25 00:40: 1.61 -20.617  169.357 PDE| 40.0 7.1 5.5  19 |5.53 80  92  0.02  1 354 -5.55 10 264|353 35   88 175 55   92| 99 GS              
 2007 03 31 21:55:24.80 -20.514  169.169 PDE| 24.0 5.6 3.3  17 |3.21 69  65  0.28  2 330 -3.49 21 239|326 24   85 151 66   92| 84 GS              
 2007 04 03 20:26: 9.59 -20.633  168.994 PDE| 20.0 6.1 1.6  18 |1.58 68  64  0.00  5 166 -1.58 22 258|357 24  102 164 67   85|100 GS              
 2007 04 04 11:00:27.94 -20.715  168.828 PDE| 20.0 6.1 1.7  18 |1.62 24 276  0.17 19  15 -1.79 59 139|333 27 -135 201 71  -70| 81 GS              
 2007 04 04 11:02:29.62 -20.688  169.056 PDE| 18.0 6.2 2.9  18 |2.84 63  70  0.11  0 339 -2.94 27 249|339 18   90 159 72   90| 93 GS              
 2007 04 26 09:39:55.09 -18.095  172.933 PDE|  4.0 5.3 1.2  17 |1.24  7 147 -0.13  7 237 -1.11 80  10|229 38 -101  62 52  -82| 79 GS              
 2007 06 28 18:50: 3.56 -22.299  171.544 PDE|102.0 5.5 2.4  17 |2.57 55 294 -0.26 33  93 -2.31 10 190|313 45  140  74 63   52| 80 GS              
 2007 07 20 17:23:53.77 -20.775  168.462 PDE|  7.0 5.6 3.0  17 |2.86 10  44  0.19 10 312 -3.05 76 178|146 36  -73 306 56 -102| 88 GS              
 2007 07 27 14:46:26.88 -21.459  170.939 PDE| 25.0 6.1 1.7  18 |1.79  8 287 -0.14 81 129 -1.65  3  18| 63 82    4 332 87  172| 84 GS              
 2007 08 05 09:28:39.83 -19.148  168.718 PDE| 37.0 6.0 1.1  18 |1.14 83 148  0.01  7 335 -1.15  1 245|328 45   81 161 46   99| 98 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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