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Earthquake Hazards Program

Magnitude 6.9 KERMADEC ISLANDS REGION

Wednesday, February 18, 2009 at 21:53:45 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 06 20 02:44:54.23 -26.718 -176.174 PDE| 17.0 5.6 2.9  17 |2.92 72 316 -0.05  5 211 -2.87 17 119|202 28   80  33 62   95| 97 GS              
 2005 07 11 16:06:25.12 -26.872 -176.524 PDE| 10.0 5.6 3.3  17 |3.20 49 306  0.19 39 145 -3.39 10  47|100 49   33 347 66  134| 89 GS              
 2005 07 11 23:06: 1.74 -27.001 -176.322 PDE|  6.0 6.0 1.1  18 |1.10 50 334  0.04 28 204 -1.14 25  99|145 32   27  31 76  119| 93 GS              
 2005 07 23 08:51:43.57 -30.254 -178.068 PDE| 36.0 6.0 1.3  18 |1.34 80 248  0.02  4   2 -1.36  9  93|188 36   97 359 54   85| 97 GS              
 2005 11 02 03:09:18.11 -30.390 -178.169 PDE| 36.0 5.7 5.3  17 |5.42 76 296 -0.19  7 175 -5.23 12  84|164 34   77   0 58   99| 93 GS              
 2005 11 24 10:46:38.37 -24.273 -176.313 PDE| 26.0 5.5 2.0  17 |2.13 79 276 -0.28  5  31 -1.85 10 122|218 35   98  28 55   84| 74 GS              
 2005 12 07 23:32:51.55 -30.012 -177.637 PDE| 22.0 6.3 3.3  18 |3.21 79  29  0.16  5 144 -3.36 10 235|331 35   98 141 55   84| 90 GS              
 2006 02 26 03:08:27.81 -23.607 -179.989 PDE|536.0 6.4 4.7  18 |5.03 67  66 -0.69 14 192 -4.34 18 287| 39 30  120 185 65   74| 73 GS              
 2006 03 31 13:21: 0.25 -29.435 -176.768 PDE|  7.0 6.5 6.6  18 |6.10 66 329  0.99  4 229 -7.10 23 137|218 22   78  51 68   95| 72 GS              
 2006 09 19 13:29:54.31 -26.151 -175.603 PDE| 19.0 5.7 3.9  17 |3.84 14 255  0.17  9 347 -4.01 73 108|332 32 -107 172 60  -80| 92 GS              
 2006 10 08 13:50:24.11 -23.554 -175.271 PDE|  8.0 5.8 6.2  17 |6.07 16 312  0.35  2  42 -6.43 74 141| 38 29  -95 224 61  -87| 89 GS              
 2006 11 24 19:55: 1.04 -23.422 -175.572 PDE|  5.0 5.7 5.3  17 |5.22 54 317  0.25  1 227 -5.46 36 136|223  9   87  47 81   91| 91 GS              
 2007 01 31 03:15:52.29 -29.776 -178.002 PDE| 34.0 6.4 4.4  18 |5.06 81 287 -1.21  0  20 -3.85  9 110|201 36   91  20 54   89| 52 GS              
 2007 05 17 19:29:10.25 -30.658 -178.202 PDE| 29.0 5.9 8.9  17 |9.14 74 287 -0.42  1 192 -8.72 16 102|189 29   87  13 61   92| 91 GS              
 2007 07 17 09:39:27.81 -26.206 -177.744 PDE|  9.0 6.0 1.4  18 |1.57  2 126 -0.27 81  22 -1.29  9 216|261 82   -5 351 85 -172| 66 GS              
 2007 07 18 00:07:35.46 -26.295 -177.738 PDE|  6.0 6.0 1.1  18 |1.09  9 112  0.03 33  17 -1.12 56 215|235 46  -41 356 61 -128| 95 GS              
 2007 11 20 15:28:24.89 -29.987 -177.942 PDE| 35.0 5.8 6.5  17 |6.14 83 277  0.73  1  21 -6.87  6 111| 20 52   88 203 38   93| 79 GS              
 2007 12 09 07:28:20.82 -25.996 -177.514 PDE|180.0 7.7 4.2  20 |3.77 60 167  0.83  0 258 -4.60 29 348| 80 16   92 258 74   90| 64 GS              
 2008 03 18 08:22:47.07 -29.252 -177.440 PDE| 26.0 6.1 1.7  18 |1.51 76 284  0.36  3  29 -1.87 13 120| 27 58   86 215 32   97| 61 GS              
 2008 07 03 03:02:37.56 -23.370 -179.778 PDE|564.0 6.2 2.4  18 |2.76 24 356 -0.83 16 258 -1.92 59 139|253 72 -107 117 25  -49| 40 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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