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Earthquake Hazards Program

Magnitude 4.8 LUZON, PHILIPPINES

Tuesday, March 31, 2009 at 13:26:17 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
---------------------------------------------------------------------------------------------------------------------------------------
 2003 11 18 17:14:22.62  12.025  125.416 PDE| 37.0 6.5 7.4  18 |6.68 82 176  1.51  7  32 -8.19  5 301| 24 41   80 218 50   99| 63 GS              
 2003 12 10 15:51:39.23  17.642  120.892 PDE|  8.0 5.3 1.3  17 |1.28 87 170 -0.02  1  67 -1.26  3 337| 67 42   89 248 48   91| 97 GS              
 2003 12 19 13:05:30.98  13.947  124.530 PDE| 21.0 5.3 1.3  17 |1.36 63 327 -0.02 27 145 -1.34  1 235|350 50  126 121 52   55| 97 GS              
 2004 06 28 05:06:14.72  12.649  123.099 PDE| 11.0 5.4 1.5  17 |1.57 31 163 -0.12 52  24 -1.44 21 266|307 52    8 212 84  142| 85 GS              
 2004 08 19 06:35: 3.98  13.817  123.995 PDE| 22.0 5.4 1.7  17 |1.78  1 148 -0.06 59 239 -1.72 31  58|198 68 -158  99 69  -23| 93 GS              
 2004 09 15 19:10:50.60  14.220  120.411 PDE| 90.0 5.9 1.0  18 |0.94 62  65  0.20  3 162 -1.14 27 253|352 18  101 160 72   86| 65 GS              
 2004 10 08 14:36: 6.11  13.925  120.534 PDE|100.0 6.5 6.6  18 |6.54 52 334  0.03 38 155 -6.57  0  65|123 56   42   6 57  138| 99 GS              
 2005 10 10 11:08:25.51  13.420  125.077 PDE|  6.0 5.8 5.8  17 |5.94 54 266 -0.37  2 173 -5.57 36  81|157  9   74 353 81   92| 88 GS              
 2006 03 01 11:04:12.19  13.459  120.515 PDE| 28.0 5.6 2.8  17 |2.73 55 132  0.13 32 337 -2.87 12 239|295 43   39 174 64  126| 91 GS              
 2006 03 27 23:43:39.00  12.078  121.401 PDE| 10.0 5.5 2.1  17 |2.08 38  22 -0.01 44 242 -2.07 21 129|172 46   14  72 80  135| 99 GS              
 2006 10 20 14:31: 0.15  13.432  121.470 PDE|  8.0 5.8 5.4  17 |5.39 22 175 -0.01 30 278 -5.38 51  53|223 35 -150 108 73  -59|100 GS              
 2006 10 20 17:27: 3.25  13.493  121.527 PDE| 15.0 5.8 5.6  17 |6.20  3 145 -1.30 80 250 -4.90 10  55|190 81 -175 100 85   -9| 58 GS              
 2006 10 20 22:09:27.35  13.418  121.546 PDE| 13.0 5.6 2.8  17 |2.95  5 158 -0.38 65 260 -2.57 24  66|205 69 -166 110 77  -22| 74 GS              
 2006 10 21 18:23:20.98  13.368  121.378 PDE| 19.0 5.8 7.3  17 |7.88  1 157 -1.12 86 257 -6.76  4  67|202 87 -178 112 88   -3| 72 GS              
 2006 12 20 23:55:55.88  13.272  125.806 PDE|  6.0 5.5 2.2  17 |2.24  7 228 -0.12  2 319 -2.12 83  66|316 38  -93 140 52  -87| 89 GS              
 2007 05 06 18:27:20.87  17.307  120.201 PDE| 31.0 5.4 1.8  17 |2.25 46 259 -0.98 11 360 -1.27 42 100|260 11  171 360 88   79| 13 GS              
 2007 12 06 21:43:47.01  12.263  125.386 PDE| 22.0 5.8 6.3  17 |5.77 67 295  0.99 12 173 -6.76 18  79|360 65  104 150 28   63| 71 GS              
 2008 01 13 12:15:35.60  17.048  120.989 PDE| 10.0 5.6 2.7  17 |2.70 21 214 -0.04 67  54 -2.66  7 307|259 80  160 353 70   10| 97 GS              
 2008 03 03 14:11:14.62  13.351  125.630 PDE| 37.0 6.8 1.8  19 |2.08  6 219 -0.76  3 309 -1.32 82  71|133 51  -85 305 39  -96| 27 GS              
 2008 03 29 03:01:30.32  13.283  125.684 PDE|  3.0 5.7 4.5  17 |4.15 26 227  0.65  2 318 -4.80 63  53|140 71  -88 313 19  -96| 73 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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