Historic USGS Moment Tensor Solutions

Magnitude 6.1 SOUTH ISLAND OF NEW ZEALAND
Monday, February 21, 2011 at 23:51:42 UTC

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
---------------------------------------------------------------------------------------------------------------------------------------
 1990 02 10 03:27:41.28 -42.343  172.798 PDE| 14.0 6.0 1.3  18 |1.26  8  19  0.01 78 151 -1.27  9 287| 63 78 -180 333 90  -12| 98 GS              
 1990 02 19 05:34:37.04 -40.347  176.102 PDE| 20.0 6.3 3.2  18 |3.11 32 329  0.18 10 233 -3.29 56 128| 91 16  -51 231 77 -100| 89 GS              
 1990 05 13 04:23: 9.60 -40.296  176.064 PDE| 23.0 6.4 4.6  18 |4.46 52 198  0.32 36 359 -4.78  9  96|220 48  143 337 63   49| 87 GS              
 1992 05 27 22:30:35.23 -41.616  173.727 PDE| 77.0 5.9 9.5  17 |9.47 15 348 -0.01 73 141 -9.46  7 256| 31 74  175 123 85   16|100 GS              
 1994 06 18 03:25:15.83 -42.963  171.658 PDE| 24.0 6.7 1.3  19 |1.28 64 144  0.07 16  17 -1.34 19 281|346 29   56 204 66  108| 90 GS              
 1994 06 19 13:43:51.19 -43.273  171.611 PDE| 14.0 5.9 1.0  18 |1.08 19  41 -0.13 65 181 -0.95 15 306| 83 66  177 174 87   25| 76 GS              
 1995 11 24 06:18:56.47 -42.984  171.793 PDE| 13.0 6.1 2.0  18 |1.84  7  30  0.38 83 225 -2.22  2 121|166 84    4  75 86  174| 66 GS              

Latest USGS Fast Moment Tensor Solutions

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