Historic USGS Moment Tensor Solutions
Magnitude 4.8 SANTA CRUZ ISLANDS
Friday, January 20, 2012 at 11:29:57 UTC
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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2008 12 10 13:15:34.43 -12.337 166.572 PDE| 51.0 6.0 1.3 18 |1.32 75 152 -0.03 7 271 -1.28 12 3|102 33 103 267 58 82| 95 GS
2008 12 13 22:37:20.33 -14.103 166.572 PDE| 14.0 5.4 1.5 17 |1.65 76 44 -0.39 7 167 -1.25 10 258|358 35 103 163 56 81| 53 GS
2009 04 21 21:09:59.40 -10.796 166.028 PDE| 36.0 5.7 4.0 17 |3.97 88 278 0.03 0 167 -3.99 1 77|348 46 91 167 44 89| 98 GS
2009 05 01 06:03: 5.71 -10.770 162.219 PDE| 21.0 5.9 9.0 17 |9.56 8 276 -1.37 73 155 -8.19 13 8|143 86 -164 52 74 -4| 71 GS
2009 08 10 04:06:31.00 -11.612 166.090 PDE| 47.0 6.6 8.6 18 |9.50 85 16 -2.32 4 176 -7.18 1 266|172 47 84 1 44 97| 51 GS
2009 08 14 08:19:58.03 -13.912 166.682 PDE| 27.0 5.7 3.8 17 |3.69 79 122 0.23 9 326 -3.92 4 235|315 42 75 154 50 103| 88 GS
2009 10 07 22:03:14.47 -13.006 166.510 PDE| | 80 85 10 265|175 55 90 355 35 90| GS
2009 10 08 23:35:43.88 -12.400 166.696 PDE| 36.0 5.7 3.9 17 |4.29 82 312 -1.01 6 161 -3.28 3 71|348 49 99 154 42 80| 53 GS
2009 10 09 09:14:42.30 -11.715 165.978 PDE| 12.0 5.5 2.0 17 |1.47 52 42 0.85 24 170 -2.31 26 273| 46 29 149 163 75 64| 26 GS
2009 10 09 13:12:32.22 -13.357 166.503 PDE| 23.0 5.5 2.1 17 |2.06 7 294 0.11 32 28 -2.17 56 193|353 48 -137 231 60 -51| 90 GS
2009 10 10 14:25:15.78 -14.117 166.691 PDE| 19.0 5.7 3.9 17 |3.89 73 112 -0.06 10 345 -3.82 13 253|330 33 71 172 59 102| 97 GS
2009 10 12 09:37:21.48 -12.414 166.498 PDE| 39.0 6.2 2.8 18 |3.26 78 295 -1.24 8 156 -2.03 7 65|343 53 101 145 38 76| 24 GS
2009 10 12 12:44:38.57 -11.682 166.348 PDE| 42.0 5.5 2.0 17 |2.06 82 267 -0.09 0 358 -1.96 7 88|358 52 90 178 38 90| 91 GS
2009 10 12 20:59:38.12 -14.075 166.253 PDE| 3.0 5.7 4.5 17 |4.09 52 79 0.67 3 345 -4.75 37 253|324 8 68 166 82 93| 72 GS
2009 10 31 19:09:51.58 -11.376 166.376 PDE|126.0 5.9 8.6 17 |9.02 86 206 -0.91 3 23 -8.11 0 113|207 45 95 19 45 85| 80 GS
2009 11 14 09:50:45.51 -12.201 166.245 PDE| 9.0 5.5 2.6 17 |2.50 67 96 0.23 6 348 -2.72 20 256|334 25 73 172 66 98| 83 GS
2009 11 23 18:36:34.35 -12.616 166.251 PDE| 20.0 5.5 2.6 17 |2.22 67 138 0.68 15 5 -2.90 15 271|340 32 60 194 62 108| 53 GS
2010 01 18 16:09:14.51 -12.484 166.293 PDE| 9.0 5.7 4.0 17 |4.07 63 46 -0.04 17 175 -4.03 19 271| 28 30 127 168 67 71| 98 GS
2010 02 20 13:35:51.10 -13.507 166.806 PDE| 28.0 5.4 1.7 17 |1.65 75 317 0.08 12 170 -1.74 7 78|359 54 105 154 39 70| 91 GS
2010 03 04 14:02:27.55 -13.571 167.227 PDE|176.0 6.5 6.8 18 |6.47 82 143 0.53 6 350 -7.01 3 260|343 42 80 177 49 99| 85 GS
Latest USGS Fast Moment Tensor Solutions
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
