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Earthquake Hazards Program

Magnitude 4.5 SANTIAGO DEL ESTERO, ARGENTINA

Tuesday, May 06, 2008 at 21:13:02 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
---------------------------------------------------------------------------------------------------------------------------------------
 1993 10 19 04:02:21.90 -22.378  -65.971 PDE|278.0 5.9 1.0  18 |1.07 47  97 -0.04 16 350 -1.03 39 246|274 16   14 171 86  106| 93 GS              
 1994 04 29 07:11:29.68 -28.299  -63.252 PDE|568.0 6.9 2.5  19 |2.53 23 264  0.00  7 171 -2.53 66  64|  8 23  -71 168 68  -98|100 GS              
 1994 05 10 06:36:28.38 -28.501  -63.096 PDE|602.0 6.9 2.9  19 |2.42 40 274  0.90  8 177 -3.32 48  77| 60  9  -27 176 86  -98| 46 GS              
 1994 08 19 10:02:51.83 -26.642  -63.421 PDE|563.0 6.4 5.4  18 |5.38 23 261 -0.01 15 165 -5.37 62  44| 19 26  -53 159 70 -106|100 GS              
 1994 12 07 03:37:54.83 -23.422  -66.639 PDE|244.0 5.9 1.0  18 |1.02 28 106  0.00  6 200 -1.02 61 301|180 18 -110  22 73  -84|100 GS              
 1997 07 20 10:14:22.80 -22.982  -66.301 PDE|264.0 6.1 1.5  18 |1.34 29 155  0.41 11  58 -1.74 59 309|273 19  -54  55 74 -102| 53 GS              
 1999 06 09 23:25: 1.16 -22.753  -66.185 PDE|248.0 5.3 1.3  17 |1.20 67  32  0.13 10 146 -1.32 21 240|348 26  114 142 67   79| 80 GS              
 2000 04 23 09:27:23.32 -28.307  -62.990 PDE|614.0 6.9 3.2  19 |3.16 42 259  0.07  0 349 -3.24 48  80|343  3  -96 169 87  -90| 96 GS              
 2000 04 23 17:01:17.47 -28.384  -62.943 PDE|611.0 6.0 1.4  18 |1.54 40 262 -0.31  9 164 -1.24 49  63| 48 11  -26 164 85 -100| 60 GS              
 2000 05 12 18:43:18.12 -23.548  -66.452 PDE|218.0 7.1 5.9  19 |5.86 35  82  0.00  9 178 -5.86 53 281|135 13 -134 360 81  -81|100 GS              
 2001 10 12 00:39:55.18 -24.171  -66.831 PDE|205.0 5.5 2.0  17 |2.04 15 108 -0.18  8 200 -1.86 73 317|187 31 -106  25 60  -81| 82 GS              
 2002 05 28 04:04:22.53 -28.937  -66.797 PDE| 16.0 5.9 9.2  17 |9.34 78 274 -0.29  2  11 -9.05 12 102|194 33   93  10 57   88| 94 GS              
 2004 03 22 04:22:58.45 -22.938  -64.359 PDE| 16.0 5.7 5.2  17 |5.27 36 295 -0.10 49 148 -5.17 17  38| 83 52   16 343 78  141| 96 GS              
 2004 09 07 11:53: 6.11 -28.573  -65.840 PDE| 23.0 6.3 4.2  18 |4.13 64 207  0.20 26  17 -4.33  4 109|224 47  127 356 54   57| 91 GS              
 2004 11 12 06:36:16.76 -26.705  -63.319 PDE|573.0 6.1 1.8  18 |1.83 18 262  0.00 11 168 -1.84 69  47| 10 29  -66 163 64 -103|100 GS              
 2005 03 21 12:23:54.09 -24.983  -63.470 PDE|574.0 6.9 2.7  19 |2.66 38 268  0.13 18 164 -2.79 47  54| 58 18  -15 162 85 -108| 91 GS              
 2005 10 01 21:54: 9.34 -23.609  -63.632 PDE|551.0 5.6 3.3  17 |3.43 18 261 -0.25 16 166 -3.19 66  38| 15 30  -58 159 65 -107| 85 GS              
 2006 09 22 02:32:25.64 -26.868  -63.149 PDE|594.0 6.0 1.2  18 |1.12 16 253  0.08 14 158 -1.20 68  30|  2 31  -63 151 63 -106| 87 GS              
 2006 11 13 01:26:35.87 -26.052  -63.283 PDE|573.0 6.8 1.8  19 |1.86 34 246 -0.21  5 339 -1.66 56  76|316 12 -113 160 79  -85| 77 GS              
 2007 07 21 15:34:52.60 -22.151  -65.777 PDE|280.0 6.3 3.5  18 |4.13 38  93 -1.25  6 359 -2.88 52 261|218  9  -51 358 83  -96| 39 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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