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Earthquake Hazards Program

Magnitude 6.3 CENTRAL MID-ATLANTIC RIDGE

Tuesday, July 03, 2007 at 08:26:00 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
---------------------------------------------------------------------------------------------------------------------------------------
 1985 06 06 02:40:12.95   0.932  -28.432 PDE| 32.0 6.6 0.9  19 |0.82  9 208  0.21 75  81 -1.03 12 300|344 75   -2  74 88 -165| 59 GS              
 1993 09 20 10:17:42.06   0.750  -29.354 PDE|  9.0 6.2 2.9  18 |2.90 10  60 -0.02 74 293 -2.88 12 152|196 74   -2 286 88 -164| 99 GS              
 1996 12 10 08:36:18.70   0.870  -30.039 PDE| 12.0 6.6 8.6  18 |8.17  2 234  0.80 81 132 -8.97  9 325|  9 82   -5 100 85 -172| 82 GS              
 1997 07 22 19:10:35.09   4.619  -32.688 PDE|  6.0 5.3 1.0  17 |1.10 11  83 -0.10  4 352 -0.99 78 241|178 34  -83 349 56  -95| 82 GS              
 2000 09 23 02:17:43.98   4.276  -32.607 PDE| 21.0 5.5 2.3  17 |2.37 10 281 -0.17 14  14 -2.21 72 157|354 37 -114 203 57  -73| 86 GS              
 2004 04 19 08:14:11.42   3.614  -32.234 PDE|  6.0 5.6 3.3  17 |3.20 14  89  0.18  5 180 -3.39 75 290|171 31 -100   3 59  -84| 89 GS              
 2004 09 24 10:34:53.54   0.456  -26.403 PDE| 13.0 5.7 5.1  17 |5.39 14  29 -0.66 76 226 -4.73  4 120|165 77    7  73 83  167| 76 GS              
 2006 06 05 06:27: 7.96   1.175  -28.065 PDE| 22.0 5.9 9.1  17 |8.98 10  39  0.19 80 217 -9.17  0 309| 84 82  173 175 83    8| 96 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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