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Earthquake Hazards Program
Phase Data

Explanation of Parameters


      3 JUL 2007  (184)

     ot  = 16:52:15.28   +/-   3.66              NEAR COAST OF CENTRAL PERU      
     lat =     -15.947   +/-   16.6
     lon =     -75.512   +/-   19.2                                       
     dep =        27.5   +/-   25.8   

     200 km (125 miles) SW of Puquio, Peru
     215 km (135 miles) S of Ica, Peru
     285 km (175 miles) SSE of Chincha Alta, Peru
     455 km (285 miles) SSE of LIMA, Peru

     nph =    8 of  10    se = 0.92    FE=115                            B   

     error ellipse = ( 55.0, 51.1, 46.1;222.8, 38.2, 30.6;317.6,  6.0, 13.1)

 mb = 0.0 (  0)  ML = 4.0 (  1)  mblg = 3.4 (  2)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 ARE  eP      16:53:13.00  -0.7    3.9  98                                   ARE 
      eS      16:54:59.00  S res =  48.6X
 NNA  ePn     16:53:16.66  -0.2    4.1 342 d:1.6+2     5.1X L:2.3-1 .60 4.0  NNA 
                                           g:1.9-1 .95 3.6 
 LPAZ eP      16:53:59.07   1.1    7.1  94                                   LPAZ
      Sn      16:55:25.85  S res =   7.7X
 LVC  eP      16:54:24.83  -0.2    9.1 138 d:2.1+2     7.3X L:2.2-2 .40 3.9X LVC 
                                           g:1.7-2 .95 3.1  b:1.1+1 .40 5.4X
 CPUP P       16:56:44.28   0.2   19.8 124                                   CPUP
 TOA0 eP      17:04:30.96  -0.8   81.6  74                                   TOA0
 TORD P       17:04:31.35  -0.4   81.6  74                                   TORD
 SONM PKPbc   17:11:59.78   1.0  148.2 358                                   SONM



 Generated 2007 JUL 24 at 16:33 UTC

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

 


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