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Earthquake Hazards Program

Magnitude 4.1 SOUTHERN EAST PACIFIC RISE

Friday, July 06, 2007 at 03:48:23 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
---------------------------------------------------------------------------------------------------------------------------------------
 1981 10 28 04:34:17.78 -31.272 -110.649 PDE|  7.0 6.5 7.3  18 |7.28  6 107  0.14 82 243 -7.43  5  16|152 82  180 242 90    8| 96 GS              
 1984 01 16 12:27:14.03 -29.982 -112.320 PDE| 12.0 6.2 2.8  18 |2.96  6 293 -0.25 79 169 -2.72  9  24| 68 79   -2 158 88 -169| 83 GS              
 1984 09 28 10:40:24.26 -31.576 -110.841 PDE| 20.0 6.7 1.3  19 |1.29  1 355 -0.01 89 201 -1.27  0  85|130 89    0  40 90  179| 98 GS              
 1994 09 03 09:02:53.74 -31.422 -111.028 PDE| 13.0 5.7 4.5  17 |4.46  1 297  0.00 77 204 -4.46 13  27| 72 80   -9 163 81 -170|100 GS              
 1997 06 10 21:53:55.02 -35.815 -108.135 PDE|  9.0 6.5 7.0  18 |6.93  2  30  0.14 85 272 -7.07  4 120|165 86   -1 255 89 -176| 96 GS              
 2000 10 25 05:26:38.89 -34.605 -109.648 PDE| 22.0 5.9 9.7  17 |1.00  3  60 -0.08 86 215 -0.93  1 330|105 87  179 195 89    3| 84 GS              
 2000 10 25 19:00:17.49 -34.678 -109.458 PDE| 22.0 6.0 1.3  18 |1.29  2  46 -0.02 87 272 -1.27  2 136|181 87    0 271 90 -177| 97 GS              
 2002 07 02 10:15:59.24 -29.850 -112.399 PDE|  8.0 5.7 4.8  17 |4.77 15 250 -0.02 67  20 -4.75 17 156|293 68 -179 203 89  -22| 99 GS              
 2004 02 27 06:14:33.13 -34.121 -112.516 PDE| 28.0 5.7 4.7  17 |4.61  8  73  0.10 81 232 -4.71  3 343|118 82  176 208 87    8| 96 GS              
 2005 06 23 12:44:38.88 -29.261 -112.510 PDE| 18.0 5.3 1.3  17 |1.22  5  75  0.12 19 343 -1.34 70 180|185 43  -61 328 53 -114| 82 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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