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Earthquake Hazards Program

Magnitude 3.2 PUERTO RICO REGION

Wednesday, July 04, 2007 at 16:38:04 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
---------------------------------------------------------------------------------------------------------------------------------------
 1984 06 24 11:17:11.92  17.984  -69.338 PDE| 16.0 6.9 2.7  19 |2.70  5 315 -0.01 85 152 -2.69  1  45| 90 86    2 360 88  176| 99 GS              
 1985 03 16 14:54: 0.72  17.013  -62.448 PDE| 16.0 6.4 5.5  18 |5.24  1 345  0.57 85 239 -5.81  5  75|120 86   -2 210 88 -176| 80 GS              
 1989 06 18 14:06:28.83  17.761  -68.811 PDE| 70.0 5.6 3.4  17 |3.39  6  82  0.06 59 182 -3.45 31 348|129 64 -161  31 73  -27| 97 GS              
 1990 02 21 18:20:14.55  16.903  -62.326 PDE|                  |     50  80                    40 260|350  5   90 170 85   90|    GS              
 1998 12 08 02:32:57.82  18.819  -64.046 PDE| 18.0 5.4 1.4  17 |1.40 16 168  0.02 22 265 -1.42 62  44|229 35 -131  96 65  -65| 97 GS              
 2001 10 16 15:27:27.70  19.355  -64.886 PDE|  5.0 5.6 3.0  17 |3.22 42 249 -0.40  9 151 -2.83 47  52| 46  9  -14 151 88  -99| 75 GS              
 2001 10 17 11:29: 9.92  19.354  -64.932 PDE|  4.0 6.0 1.1  18 |1.19 47 244 -0.12  2 151 -1.07 43  59|110  3   48 331 88   92| 80 GS              
 2004 09 18 07:07:48.43  23.106  -67.614 PDE|  5.0 5.7 4.2  17 |3.82 72  89  0.75 10 326 -4.57 15 233|309 32   71 152 60  101| 67 GS              
 2006 07 29 19:53:43.05  23.589  -63.923 PDE| 19.0 5.8 5.5  17 |5.47  1  44  0.02 80 139 -5.49 10 314| 89 82 -174 358 84   -8| 99 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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