Magnitude 4.3 MID-INDIAN RIDGE
Sunday, July 22, 2007 at 03:47:46 UTC
Historic USGS Moment Tensor Solutions
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
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1990 02 22 16:51:51.06 -11.458 66.380 PDE| 22.0 5.9 7.9 17 |7.56 4 85 0.73 82 326 -8.29 7 176|220 83 -2 310 88 -173| 82 GS
1990 12 28 22:32:17.27 -14.875 66.777 PDE| 18.0 6.1 1.7 18 |1.64 4 16 0.13 84 149 -1.77 4 286| 61 84 -180 331 90 -6| 85 GS
1995 09 17 17:09:20.62 -17.093 66.707 PDE| 23.0 6.4 4.7 18 |4.67 5 88 -0.01 83 229 -4.66 4 358|133 83 179 223 89 7|100 GS
1997 09 25 14:20:48.93 -13.761 66.248 PDE| 18.0 6.0 1.2 18 |1.12 4 274 0.10 81 157 -1.22 8 4| 49 81 -3 139 87 -171| 84 GS
1998 03 22 01:08:57.48 -11.430 66.245 PDE| 5.0 5.9 8.2 17 |7.99 2 240 0.47 9 330 -8.47 81 137|321 44 -103 158 48 -78| 89 GS
1998 04 09 23:26:52.68 -12.245 67.846 PDE| 14.0 5.7 3.8 17 |3.94 8 5 -0.31 80 149 -3.63 6 275| 50 80 178 140 88 10| 84 GS
2003 05 28 16:15:18.94 -17.646 66.116 PDE| 11.0 6.2 2.4 18 |2.04 0 94 0.78 74 186 -2.82 16 4|141 79 -169 48 79 -12| 45 GS
2004 09 13 02:39: 3.52 -16.295 67.098 PDE| 19.0 5.6 2.9 17 |2.92 10 280 -0.03 77 138 -2.90 8 12| 56 78 2 326 88 167| 98 GS
2005 01 23 03:32:27.07 -13.882 66.191 PDE| 22.0 5.5 2.3 17 |2.14 7 271 0.33 73 158 -2.48 15 3| 46 74 -6 137 84 -164| 73 GS
2006 08 30 16:13:39.71 -17.650 65.943 PDE| 19.0 5.6 3.6 17 |3.17 8 111 0.95 73 229 -4.12 15 19|156 73 -175 65 85 -17| 54 GS
Latest USGS Fast Moment Tensor Solutions
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
