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Earthquake Hazards Program

Magnitude 7.6 COLIMA, MEXICO

2003 January 22 02:06:34 UTC

Preliminary Earthquake Report

Historical USGS Moment Tensor Solutions

Historical Moment Tensor Solutions

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
---------------------------------------------------------------------------------------------------------------------------------------
 1981 10 25 03:22:15.57  18.048 -102.084 PDE| 33.0 7.3 1.0  20 |1.11 48  49 -0.25 35 266 -0.86 19 162|210 40   27  99 73  127| 55 GS              
 1985 09 19 13:17:47.35  18.190 -102.533 PDE|                  |     56  28                    34 208|298 11   90 118 79   90|    GS              
 1985 09 21 01:37:13.47  17.802 -101.647 PDE| 27.0 7.6 2.4  20 |2.42 41  69 -0.01 27 313 -2.40 37 201|229 27    6 134 88  117| 99 GS              
 1986 04 30 07:07:18.12  18.404 -102.973 PDE| 22.0 7.0 3.5  19 |3.42 49  61  0.14 23 302 -3.56 32 196|235 25   22 126 81  113| 92 GS              
 1989 08 29 04:16:23.02  18.039 -105.667 PDE| 75.0 6.4 4.8  18 |4.83 12  57  0.00 77 260 -4.83  5 148|193 78    5 102 85  168|100 GS              
 1991 01 01 00:06:31.40  18.068 -105.847 PDE|                  |     10  68                     0 158|203 83    7 112 83  173|    GS              
 1994 12 10 16:17:38.51  18.136 -101.384 PDE| 55.0 6.5 5.7  18 |5.28 24 208  0.91 14 304 -6.19 62  62|271 24 -126 130 71  -75| 71 GS              
 1995 10 09 15:35:53.91  19.055 -104.205 PDE|  4.0 7.9 9.1  20 |8.92 49  25  0.44  5 289 -9.36 40 195|242  7   43 110 85   95| 91 GS              
 1995 10 12 16:52:53.00  18.810 -104.017 PDE| 21.0 5.9 7.3  17 |8.54 64  28 -2.51  3 124 -6.02 25 215|311 20   98 123 70   87| 41 GS              
 1995 12 11 14:09:23.79  18.926 -105.471 PDE| 13.0 6.4 4.0  18 |3.98 16  48  0.00 74 217 -3.98  3 318| 92 77  171 184 81   14|100 GS              
 1995 12 11 19:44: 9.21  18.583 -105.517 PDE| 11.0 6.1 1.6  18 |1.66 15  54 -0.06 73 200 -1.60  9 322| 97 73  176 188 86   17| 93 GS              
 1997 01 11 20:28:26.02  18.219 -102.756 PDE| 11.0 7.2 6.4  19 |6.33 46  25  0.09  3 292 -6.42 44 199|215  3   13 112 89   93| 97 GS              
 1997 05 22 07:50:53.52  18.684 -101.604 PDE| 67.0 6.5 6.8  18 |7.02 24   5 -0.44  1  96 -6.58 65 188| 94 21  -92 276 69  -89| 87 GS              
 1998 04 20 22:59:14.77  18.525 -101.203 PDE| 66.0 6.0 1.1  18 |1.12 23  18 -0.11  4 110 -1.01 67 208|101 22 -100 291 68  -86| 80 GS              
 1999 06 21 17:43: 4.52  18.324 -101.539 PDE| 50.0 6.2 2.6  18 |2.10 28 219  0.99  5 311 -3.09 61  50|296 17 -106 133 74  -85| 36 GS              
 1999 12 29 05:19:46.91  18.244 -101.432 PDE| 47.0 5.9 8.5  17 |0.70 36 216  0.31  2 125 -1.00 54  33|315  9  -80 125 81  -92| 38 GS              
 2000 08 09 11:41:47.90  18.198 -102.480 PDE| 29.0 6.4 5.3  18 |4.54 80 176  1.51  4 292 -6.05  9  23|118 36   97 289 54   85| 50 GS              
 2001 04 29 21:26:54.54  18.736 -104.545 PDE| 14.0 5.9 8.8  17 |8.86 35  15 -0.13 55 183 -8.73  6 281| 52 62  158 153 71   30| 97 GS              
 2001 05 20 04:21:43.82  18.816 -104.446 PDE| 21.0 6.2 2.4  18 |2.43 54  52  0.00 23 287 -2.43 26 185|235 28   34 114 75  113|100 GS              

Latest USGS Fast Moment Tensor Solutions


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