Link to USGS home page.
Earthquake Hazards Program

Magnitude 4.5 WESTERN MONTANA

Tuesday, May 08, 2007 at 15:46:49 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
---------------------------------------------------------------------------------------------------------------------------------------
 1983 10 28 14:06: 6.61  44.058 -113.857 PDE| 24.0 6.9 2.5  19 |2.53 16 234 -0.11 19 329 -2.42 65 107|298 34 -127 160 63  -68| 91 GS              
 2005 07 26 04:08:37.16  45.365 -112.615 PDE|  9.0 5.5 2.0  17 |2.01  3 222 -0.04 23 131 -1.97 67 319|335 47  -57 112 52 -120| 96 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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