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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     23 JUL 2007  (204)

     ot  = 06:04:12.47   +/-   1.23              VANUATU                         
     lat =     -13.083   +/-    7.7
     lon =     167.273   +/-    6.1              MAGNITUDE 4.8 (GS)       
     dep =       307.0   +/-   12.6   

     270 km (170 miles) N of Luganville, Espiritu Santo, Vanuatu
     305 km (190 miles) SSE of Lata, Santa Cruz Islands, Solomon Isl.
     530 km (330 miles) NNW of PORT-VILA, Efate, Vanuatu
     2175 km (1350 miles) NE of BRISBANE, Queensland, Australia

     nph =   41 of  43    se = 0.61    FE=186                            A   

     error ellipse = (157.8, 71.7, 19.9;322.7, 17.7, 12.8; 54.1,  4.5,  6.4)

 mb = 4.8 ( 17)  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
 FUNA eP      06:07:01.68  -0.1   12.6  70 g:3.5-1 1.0 4.6X b:3.5+2 1.0 5.6  FUNA
 CTAO eP      06:08:35.74   0.0   21.3 248 b:4.2+1 .80 4.8                   CTAO
 ARMA eP      06:08:47.29   0.6   22.5 217                                   ARMA
 STKA eP      06:09:54.11   0.0   30.1 227 b:2.7+1 1.0 4.7                   STKA
 KAKA eP      06:10:27.10  -1.0   34.0 267                                   KAKA
 FORT eP      06:11:19.48  -0.1   40.2 238                                   FORT
 MBWA eP      06:12:06.43   0.2   46.0 253                                   MBWA
 YHNB eP      06:13:37.04   0.0   58.4 310 b:2.7+1 .75 4.8                   YHNB
 YSS  eP      06:14:12.87   1.4   63.7 342                                   YSS 
 AKUT eP      06:14:54.44  -1.2   70.8  16                                   AKUT
 CHGN eP      06:15:17.88  -1.3   74.8  19                                   CHGN
 CHTO eP      06:15:18.63   0.9   74.4 294 b:1.8+1 1.0 4.8                   CHTO
 QSPA eP      06:15:31.37   0.1   76.9 180                                   QSPA
 KDAK eP      06:15:36.53   0.0   77.9  21 b:2.1+1 .70 5.0                   KDAK
 TTA  eP      06:15:52.86   0.1   80.9  16                                   TTA 
 PMR  eP      06:15:57.76  -0.2   82.0  19                                   PMR 
      e       06:16:13.59  11.0X
 DIV  eP      06:16:01.98  -0.2   82.8  21                                   DIV 
 MCK  eP      06:16:06.08  -0.3   83.6  18                                   MCK 
 WDC  eP      06:16:08.98   0.5   83.9  46 b:3.1+1 1.6 4.9                   WDC 
 IMA2 eP      06:16:09.07   0.3   84.1  15                                   IMA2
 YBH  eP      06:16:11.03   0.8   84.3  45                                   YBH 
 CMB  eP      06:16:11.29  -0.3   84.5  49                                   CMB 
 HUMO eP      06:16:11.80   0.8   84.4  44 b:1.0+1 1.0 4.6                   HUMO
 TLY  eP      06:16:12.39   0.6   84.6 326 b:2.2+1 .90 5.0                   TLY 
 WAKR eP      06:16:16.05  -0.1   85.4  49                                   WAKR
 MTUM eP      06:16:17.69   0.3   85.6  50                                   MTUM
      ePP     06:19:33.24  -8.1X
 PAHR eP      06:16:18.44   0.2   85.9  48                                   PAHR
 MOD  eP      06:16:18.55  -0.3   86.0  46                                   MOD 
 GNW  eP      06:16:21.09   0.2   86.5  40                                   GNW 
 EGAK eP      06:16:21.44  -0.5   86.8  20 b:1.6+1 .85 5.0                   EGAK
 DAWY eP      06:16:22.09  -0.6   86.9  21                                   DAWY
 TPNV eP      06:16:24.89  -0.2   87.3  51 b:1.6+1 1.8 4.7                   TPNV
 LDFC eP      06:16:26.53   0.0   87.6  53                                   LDFC
 HAWA eP      06:16:29.34   0.6   88.1  42 b:8.1+0 1.0 4.6                   HAWA
 BMO  eP      06:16:32.82  -0.5   89.1  44 b:1.5+1 1.4 4.7                   BMO 
 ELK  eP      06:16:34.22   0.0   89.2  48 b:1.1+1 1.4 4.6                   ELK 
 HLID eP      06:16:41.29   0.6   90.6  45 b:1.1+1 1.6 4.6                   HLID
 WUAZ eP      06:16:41.37   0.6   90.6  54 b:2.9+1 2.3 4.8                   WUAZ
 SNAA eP      06:17:00.44  -0.6   95.2 183 b:6.9+0 1.0 4.8                   SNAA
 BNI  ePKPdf  06:23:10.72  -1.4  144.1 336                                   BNI 
 SSB  ePKPdf  06:23:13.48   0.5  144.7 339                                   SSB 



 Generated 2007 JUL 23 at 06:48 UTC

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

 


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