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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     18 NOV 2008  (323)

     ot  = 14:38:49.98   +/-   1.05              VANUATU                         
     lat =     -18.890   +/-    6.4
     lon =     169.582   +/-    5.9              MAGNITUDE 5.5 (GS)       
     dep =        54.1   +/-   10.6   

     80 km (50 miles) NNE of Isangel, Tanna, Vanuatu (pop 700)
     185 km (115 miles) SE of PORT-VILA, Efate, Vanuatu
     340 km (210 miles) NNE of Tadine, Loyalty Islands, New Caledonia
     1935 km (1210 miles) ENE of BRISBANE, Queensland, Australia

     nph =   37 of  46    se = 1.02    FE=186                            A   

     error ellipse = (147.2, 77.4, 16.5; 34.1,  5.0,  9.9;303.1, 11.5,  8.5)

 mb = 5.4 ( 30)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 0.0 (  0)  MS = 4.7 (  5)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 MSVF eP      14:40:44.84  -0.6    8.1  83 d:1.4+2     6.6X L:5.9-1 1.6 5.2X MSVF
                                           g:8.0-1 1.4 4.6X b:1.2+3 1.6 6.5X
 HNR  qP      14:41:54.14  -1.3   13.2 314 g:2.0-1 1.0 4.5X b:2.0+2 1.0 5.9X HNR 
 RAO  eP      14:42:25.44   1.9   15.4 134                                   RAO 
 OUZ  eP      14:42:40.72   1.1   16.7 168 g:7.4-2 1.0 4.2X b:7.4+1 1.0 4.8  OUZ 
 EIDS eP      14:43:01.33   1.7   18.3 246 g:5.3-2 1.1 4.1X b:2.2+2 1.7 5.0  EIDS
 ARMA eP      14:43:18.39   1.0   19.9 231 g:2.0-1 1.4 4.6X b:5.7+2 1.9 5.6  ARMA
 URZ  eP      14:43:20.14  -2.1   20.4 163 g:6.2-2 1.1 4.2X b:8.7+2 2.2 5.7  URZ 
 CTAO eP      14:43:41.38   1.3   22.0 263 g:1.4-1 1.6 4.5X b:1.4+2 1.6 5.1  CTAO
      LR      14:49:17.86                  S:1.7+0 21. 4.4 
 PMG  eP      14:43:56.95   0.1   23.7 290 g:1.7-1 1.3 4.7X b:3.6+2 1.6 5.6  PMG 
 CAN  eP      14:44:04.20   0.0   24.5 224 g:5.9-2 1.3 4.3X b:5.9+1 1.3 4.9  CAN 
 COEN eP      14:44:16.42   0.3   25.8 277 g:8.0-1 1.5 5.4X b:8.0+2 1.5 6.0  COEN
 STKA eP      14:44:38.69   0.1   28.3 237 g:4.0-3 1.0 3.3X b:2.8+1 1.7 4.6  STKA
      LR      14:52:16.99                                  
 WRAB eP      14:45:20.73  -1.3   33.2 262 b:8.2+1 1.4 5.4                   WRAB
      LR      14:54:36.84                  S:6.0-1 19. 4.3 
 WB2  eP      14:45:20.84  -1.2   33.2 262                                   WB2 
 FORT eP      14:46:13.24  -0.5   39.3 244 b:1.8+2 1.3 5.7                   FORT
 FITZ eP      14:46:32.60  -0.4   41.6 264 b:1.2+2 1.2 5.5                   FITZ
 MBWA eP      14:47:13.62  -0.5   46.7 258 b:6.6+1 1.1 5.5                   MBWA
 NWAO eP      14:47:28.34  -0.5   48.7 242 b:5.5+1 1.1 5.5                   NWAO
 KAPI eP      14:47:42.78  -0.1   50.5 279 b:5.3+1 1.2 5.4                   KAPI
 VNDA eP      14:48:41.05  -1.1   58.8 182 b:3.2+1 1.2 5.3                   VNDA
      LR      15:06:46.13                  S:6.1-1 19. 4.7 
 SBA  eP      14:48:43.49  -0.2   59.0 181 b:1.1+2 1.2 5.8                   SBA 
      LR      15:06:52.53                  S:7.8-1 22. 4.8 
 ASAJ eP      14:49:40.74   1.2   67.4 339 b:1.3+1 .80 5.0                   ASAJ
 QSPA eP      14:50:01.42  -1.4   71.2 180 b:8.1+1 1.2 5.5                   QSPA
 BJT  eP      14:50:37.32   1.0   76.9 321                                   BJT 
      LR      15:15:21.48                  S:5.5-1 22. 4.8 
 CHTO eP      14:50:46.66  -0.9   78.8 294 b:8.7+1 2.0 5.4                   CHTO
 MAW  eP      14:50:47.09   0.0   78.9 202 b:1.0+1 1.1 4.7                   MAW 
 CM31 eP      14:50:47.57   0.8   78.7 294 b:1.1+1 1.0 4.8                   CM31
 TNA  eP      14:51:22.10  -1.4   85.9   9 b:6.4+1 1.5 5.6                   TNA 
 YAK  eP      14:51:26.55  -0.6   86.6 342 b:1.1+2 1.3 5.9                   YAK 
      LR      15:20:00.16                                  
 BILL eP      14:51:27.58   0.1   86.7 359 b:6.7+1 1.3 5.7                   BILL
 ULN  eP      14:51:28.86   0.4   86.8 323 b:5.9+1 1.6 5.5                   ULN 
      LR      15:20:04.19                                  
 SNAA eP      14:51:36.93  -4.2X  89.5 182 b:4.2+1 1.3 5.6                   SNAA
 PNL  qP      14:51:37.18   0.6   88.6  23 b:6.3+1 .86 5.9                   PNL 
 LSA  eP      14:51:44.05   1.2   89.6 302 b:3.6+0 .60 4.9                   LSA 
 ETW  qP      14:51:48.92   0.2   91.1  40 b:4.4+0 .84 4.9                   ETW 
 BFO  ePKPdf  14:58:25.78   1.3  146.9 337                                   BFO 
 TUE  ePKPbc  14:58:29.67  -0.1  148.0 334                                   TUE 
 BNI  ePKPbc  14:58:35.46   0.1  150.3 335                                   BNI 



 Generated 2008 NOV 18 at 18:01 UTC

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


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