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Earthquake Hazards Program

Magnitude 6.8 HOKKAIDO, JAPAN REGION

Thursday, September 11, 2008 at 00:20:50 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
---------------------------------------------------------------------------------------------------------------------------------------
 2005 03 11 18:47:36.69  43.085  144.674 PDE| 55.0 5.5 2.2  17 |2.20 65 251 -0.01 25  67 -2.19  2 157|271 49  124  45 52   57| 99 GS              
 2005 03 16 13:23:32.57  43.466  146.894 PDE| 34.0 5.4 1.4  17 |1.33 78 335  0.14  9 197 -1.46  8 106|186 38   76  24 53  101| 81 GS              
 2005 08 16 02:46:28.40  38.276  142.039 PDE| 36.0 7.0 4.7  19 |4.67 69 303  0.00  3 205 -4.67 21 114|199 24   82  27 66   93|100 GS              
 2005 08 24 10:14:47.55  38.480  143.154 PDE|  6.0 5.7 4.6  17 |4.64 57 282 -0.02  0 192 -4.62 33 102|192 12   90  12 78   90| 99 GS              
 2005 08 24 10:15:28.19  38.564  142.987 PDE|  5.0 6.1 1.9  18 |1.90 55 300  0.03  2  32 -1.93 35 124|224 10  101  32 80   88| 97 GS              
 2005 08 30 18:10:45.46  38.481  143.175 PDE|  7.0 6.1 1.9  18 |1.93 53 309  0.01  5 212 -1.93 37 119|183  9   60  33 82   95| 99 GS              
 2005 09 21 02:25: 8.11  43.892  146.145 PDE|101.0 6.1 1.6  18 |1.60 47 327 -0.07  9 227 -1.53 42 129|152  9   15  48 88   99| 91 GS              
 2005 11 14 21:38:51.42  38.107  144.896 PDE| 24.0 6.8 2.2  19 |2.19 11 111  0.01  8  20 -2.20 76 253|212 35  -75  14 56 -100| 99 GS              
 2005 12 02 13:13: 9.52  38.089  142.122 PDE| 27.0 6.4 5.3  18 |5.17 58 288  0.22  7  29 -5.39 31 123|235 15  117  27 77   83| 92 GS              
 2005 12 16 18:32:16.42  38.506  141.900 PDE| 32.0 5.9 1.0  18 |1.08 59 309 -0.08 11 200 -1.00 29 104|166 19   55  23 75  101| 85 GS              
 2006 06 16 17:10:40.30  40.349  143.712 PDE| 16.0 5.5 2.1  17 |2.00 50 305  0.19  6 208 -2.18 39 113|158  8   40  28 85   96| 83 GS              
 2006 11 22 11:15: 9.62  44.154  146.784 PDE| 86.0 5.6 3.5  17 |3.64 41  12 -0.35 32 135 -3.30 32 248| 34 32  171 132 85   58| 81 GS              
 2007 02 17 00:02:56.76  41.794  143.553 PDE| 29.0 6.0 1.2  18 |1.17 56 271  0.00 16  26 -1.17 29 125|253 22  139  22 76   73|100 GS              
 2007 03 11 07:09:26.71  43.988  147.891 PDE| 46.0 5.8 5.4  17 |5.31 51  10  0.15 35 222 -5.46 16 121|172 42   32  57 69  127| 95 GS              
 2007 03 18 01:25:24.11  42.159  144.004 PDE| 30.0 5.5 2.6  17 |2.57 62 258 -0.03 23  41 -2.54 15 138|257 36  132  29 64   64| 98 GS              
 2007 04 18 15:07:31.60  42.658  141.861 PDE|112.0 5.5 1.9  17 |2.35 19 324 -0.83 45 214 -1.51 39  70|100 47  -16 201 78 -136| 29 GS              
 2007 05 18 15:59:58.53  41.597  141.991 PDE| 50.0 5.5 2.1  17 |2.02 62 300  0.10 20 167 -2.12 19  70|131 32   49 356 67  112| 91 GS              
 2007 07 01 04:12: 7.75  43.663  144.734 PDE|128.0 5.8 5.7  17 |5.64 39   1  0.03 25 249 -5.68 41 135|156 25   -3 249 89 -115| 99 GS              
 2007 10 08 17:10:35.43  43.553  146.748 PDE| 39.0 5.8 7.0  17 |5.63 87 135  2.28  1  16 -7.91  2 286| 15 43   88 197 47   92| 42 GS              
 2007 12 25 14:04:34.73  38.503  142.026 PDE| 30.0 6.0 1.2  18 |1.11 61 310  0.11  8 205 -1.22 26 110| 28 72   99 181 20   65| 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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