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Earthquake Hazards Program

Magnitude 2.3 GREATER LOS ANGELES AREA, CALIFORNIA

Monday, July 16, 2007 at 23:15:46 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
---------------------------------------------------------------------------------------------------------------------------------------
 1986 07 08 09:20:44.50  34.000 -116.610 PDE|  5.0 6.2 2.3  18 |2.24 43 291  0.13 40  74 -2.37 20 181|316 44  159  61 76   48| 89 GS              
 1987 10 01 14:42:20.00  34.060 -118.080 PDE| 17.0 5.9 8.4  17 |8.69 60   4 -0.55  5 265 -8.15 30 172|248 16   72  86 75   95| 87 GS              
 1991 06 28 14:43:54.50  34.262 -118.002 PDE|                  |     43  56                     1 147|201 60   33  93 62  145|    GS              
 1992 04 23 04:50:23.22  33.961 -116.318 PDE| 12.0 6.2 2.4  18 |2.11  6 127  0.61 77 245 -2.72 12  35|172 77 -176  81 86  -13| 55 GS              
 1992 06 28 11:57:34.12  34.201 -116.436 PDE|  5.0 7.2 6.7  19 |6.42  6 298  0.51 81  76 -6.93  6 208|343 81  180  73 90    9| 85 GS              
 1992 06 28 15:05:30.70  34.203 -116.827 PDE|                  |      8 274                     8 182|318 78  180 228 90  -12|    GS              
 1994 01 17 12:30:55.39  34.213 -118.537 PDE| 21.0 6.7 1.2  19 |1.15 76 125  0.04 13 284 -1.19  5  15|119 42  110 274 51   73| 93 GS              
 1994 01 17 23:33:30.69  34.326 -118.698 PDE|  9.0 5.8 6.7  17 |6.77 73 335 -0.10 12 108 -6.67 12 200|306 34  111 100 58   76| 97 GS              
 1995 09 20 23:27:36.27  35.761 -117.639 PDE| 14.0 5.5 2.3  17 |2.27 12 101  0.00 78 292 -2.27  2 192|237 80    7 146 83  170|100 GS              
 1999 10 16 09:46:44.13  34.594 -116.271 PDE| 20.0 7.1 5.6  19 |5.69  1 289 -0.21 79  24 -5.48 11 199|335 81 -173 244 83   -9| 93 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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