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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     19 JUL 2007  (200)

     ot  = 05:24:42.55   +/-   0.00        VIRGIN ISLANDS REGION           
     lat =      18.914   +/-    0.0
     lon =     -64.195   +/-    0.0                                       
     dep =        55.8   +/-    0.0   

     70 km (45 miles) NE of ROAD TOWN, British Virgin Islands (pop 4,000)
     100 km (60 miles) NE of CHARLOTTE AMALIE, US Virgin Islands (pop 11,000)
     135 km (85 miles) WNW of THE VALLEY, Anguilla (pop 1,000)
     210 km (130 miles) ENE of SAN JUAN, Puerto Rico
 
     MD 3.4 (RSPR).

     nph =    4 of   8    se = 0.00    FE=091                            held

     error ellipse = (  0.0,  0.0,  0.0;  0.0,  0.0,  0.0;  0.0,  0.0,  0.0)

 mb = 0.0 (  0)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 TBVI ePc     05:24:54.84  -1.0    0.6 218                                   TBVI
      eS      05:25:05.04  S res =  -0.4X
 MTP  ePc     05:25:06.82  -0.7    1.5 238                                   MTP 
      eS      05:25:25.08  S res =  -1.3X
 CBYP ePc     05:25:09.38  -0.6    1.7 248                                   CBYP
      eS      05:25:29.59  S res =  -1.0X
 HUMP ePc     05:25:09.69  -0.8    1.7 244                                   HUMP
      eS      05:25:31.16  S res =  -0.5X



 Generated 2007 JUL 29 at 19:30 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

 


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