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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     26 JUL 2007  (207)

     ot  = 22:26:21.96   +/-   1.17              SAMAR, PHILIPPINES              
     lat =      11.233   +/-    6.5
     lon =     125.386   +/-   14.6                                       
     dep =       158.1   +/-   12.6   

     40 km (25 miles) E of Tacloban, Leyte, Philippines (pop 178,000)
     45 km (25 miles) WNW of Guiuan, Samar, Philippines (pop N/A)
     125 km (75 miles) SE of Calbayog, Samar, Philippines (pop 147,000)
     610 km (375 miles) SE of MANILA, Philippines

     nph =   20 of  21    se = 0.90    FE=251                            B   

     error ellipse = (252.4, 19.5, 23.9; 98.9, 68.4, 19.0;345.6,  8.9,  7.7)

 mb = 4.0 (  5)  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
 DAV  qPn     22:27:23.49  -0.8    4.1 177                                   DAV 
 YHNB qPn     22:29:33.58   1.2   13.9 345                                   YHNB
 ENH  qP      22:31:22.67   0.3   24.0 324                                   ENH 
 KAKA eP      22:31:29.37   0.1   24.8 163 g:3.0-2 .90 4.1X b:1.4+1 .43 4.8  KAKA
 MAJO qP      22:31:55.06  -0.6   27.7  23                                   MAJO
 BJT  eP      22:32:15.66   1.7   29.8 346                                   BJT 
 WB2  eP      22:32:35.26  -0.1   32.2 164                                   WB2 
 WRAB eP      22:32:36.07   0.8   32.2 164 b:1.2+0 .72 3.8                   WRAB
 MBWA qP      22:32:39.34   0.1   32.7 190                                   MBWA
 CTAO qP      22:33:19.00   0.1   37.3 146                                   CTAO
 HIA  eP      22:33:25.37  -0.9   38.2 354                                   HIA 
 STKA eP      22:34:27.13   0.8   45.6 161                                   STKA
 MA2  qP      22:35:12.99  -0.7   51.9  16                                   MA2 
 AML  qP      22:35:32.42  -1.0   54.4 314                                   AML 
 EKS2 eP      22:35:32.58  -1.3   54.5 315 b:8.0-1 .44 3.8                   EKS2
 KURK eP      22:35:36.02   0.7   54.8 325 b:5.7+0 .95 4.4                   KURK
      e       22:35:47.80
 BRVK eP      22:36:14.40  -0.5   60.5 325 b:6.5-1 .39 3.9                   BRVK
 ARU  qP      22:37:04.53   0.9   67.9 327                                   ARU 
 MCK  qP      22:38:02.76  -0.4   78.1  27                                   MCK 
 OBN  qP      22:38:14.14  -0.6   80.2 324                                   OBN 



 Generated 2007 JUL 30 at 03:11 UTC

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

 


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