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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     15 APR 2009  (105)

     ot  = 18:26:34.05   +/-   0.33              BOUGAINVILLE REGION, P.N.G.     
     lat =      -5.839   +/-    5.2
     lon =     154.016   +/-    6.4              MAGNITUDE 5.3 (GS)       
     dep =        35.0  (geophysicist)

     175 km (110 miles) WNW of Arawa, Bougainville, PNG
     185 km (115 miles) SE of Taron, New Ireland, PNG
     855 km (530 miles) ENE of PORT MORESBY, Papua New Guinea
     2400 km (1490 miles) N of BRISBANE, Queensland, Australia

     nph =   48 of  50    se = 1.15    FE=193                            A   

     error ellipse = ( 87.3,  0.0,  8.3;177.3,  0.0,  6.8;  0.0,  0.0,  0.0)

 mb = 5.2 ( 32)  ML = 0.0 (  0)  mblg = 3.9 (  7)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 HNR  ePn     18:28:15.10   2.6    6.9 122 L:1.9+0 1.5 5.5X g:1.4+0 1.0 4.8  HNR 
 PMG  ePn     18:28:24.94   1.7    7.7 242 L:6.4-1 1.0 5.1X g:2.7-1 .95 4.2  PMG 
 COEN ePn     18:29:43.24   1.7   13.4 232 g:6.0-2 .82 4.0                   COEN
 CTAO ePn     18:30:18.98   1.8   16.0 207 g:1.0-2 1.3 3.2  b:3.4+2 2.0 5.1  CTAO
 EIDS eP      18:31:00.03   0.4   19.6 188 g:1.0-2 1.2 3.3  b:8.8+1 1.0 5.0  EIDS
 TARA ePn     18:31:08.21   0.2   20.2  70 b:4.9+2 1.3 5.7                   TARA
 WRAB eP      18:31:42.20  -0.8   23.7 232 g:7.1-2 .90 4.5  b:6.5+1 .80 5.2  WRAB
 ARMA eP      18:31:51.24   0.5   24.6 185 b:1.2+2 1.0 5.4                   ARMA
 AS31 eP      18:32:05.45  -0.7   26.2 225                                   AS31
 STKA eP      18:32:23.83  -1.4   28.4 203 g:5.5-3 .88 3.5  b:5.5+0 .88 4.3  STKA
 FITZ eP      18:32:41.08  -0.9   30.3 244 b:6.8+1 .78 5.5                   FITZ
 KAPI eP      18:33:15.46  -0.4   34.1 270 b:6.7+1 1.0 5.5                   KAPI
 FORT eP      18:33:20.74  -0.7   34.8 221 b:7.1+1 .70 5.7                   FORT
 MBWA eP      18:33:35.68  -0.9   36.5 242                                   MBWA
 TAU  eP      18:33:44.21   0.7   37.4 188 b:1.5+2 1.2 5.7                   TAU 
 URZ  eP      18:33:52.48  -0.4   38.5 150 b:6.8+1 1.0 5.4                   URZ 
 KHZ  eP      18:34:05.94  -2.3   40.3 158 b:9.5+1 1.0 5.5                   KHZ 
 RPZ  eP      18:34:09.96  -0.5   40.6 161 b:4.7+1 .92 5.2                   RPZ 
 JOW  eP      18:34:14.19   0.7   40.9 324 b:1.4+1 .90 4.7                   JOW 
 YULB eP      18:34:32.19   0.3   43.2 313 b:2.0+1 .80 4.9                   YULB
 NWAO eP      18:34:33.66  -1.0   43.5 227                                   NWAO
 TPUB eP      18:34:35.30   0.0   43.6 313 b:2.1+1 .80 5.0                   TPUB
 NACB eP      18:34:35.46   1.4   43.5 315 b:5.6+1 1.1 5.2                   NACB
 SSLB eP      18:34:36.25   0.4   43.7 314 b:3.0+1 .90 5.1                   SSLB
 YHNB eP      18:34:37.24  -0.6   43.9 315 b:8.4+1 1.3 5.4                   YHNB
 KSM  eP      18:34:41.05   0.5   44.2 278 b:4.0+1 .90 5.2                   KSM 
 JNU  eP      18:34:41.83  -0.8   44.5 332 b:8.5+1 2.0 5.2                   JNU 
 INCN eP      18:35:25.56  -0.1   50.1 332 b:4.6+1 .80 5.6                   INCN
 IPM  eP      18:35:54.51  -0.2   53.9 280 b:2.2+1 1.0 5.1                   IPM 
 KULM eP      18:35:58.21  -0.1   54.4 281                                   KULM
 CM31 eP      18:36:35.03   1.4   59.4 295 b:2.8+1 .90 5.4                   CM31
 CHTO eP      18:36:35.18   0.8   59.5 296 b:5.0+1 1.2 5.5                   CHTO
 CASY eP      18:37:24.47  -1.1   67.4 198 b:3.2+1 1.2 5.3                   CASY
 ULN  eP      18:37:26.87   0.0   67.5 328 b:1.5+1 1.2 5.0                   ULN 
 VNDA eP      18:37:51.97  -0.4   71.8 178 b:2.7+1 1.2 5.1                   VNDA
 TRF  eP      18:38:45.09   1.6   80.7  22                                   TRF 
 MCK  eP      18:38:46.77  -0.1   81.4  22 b:5.9+1 1.8 5.3                   MCK 
 MK31 eP      18:38:49.15  -0.9   81.9 319                                   MK31
 ZAA0 eP      18:38:51.97  -2.0   82.7 326                                   ZAA0
 DOT  eP      18:38:58.22   1.8   83.2  23                                   DOT 
 COLD epP     18:39:03.72  -1.8   82.8  19                                   COLD
 KURK eP      18:39:06.33  -1.2   85.3 322                                   KURK
 AAK  eP      18:39:13.25   0.7   86.3 313 b:1.5+1 1.1 5.1                   AAK 
 EKS2 eP      18:39:16.81   1.7   86.8 313                                   EKS2
 KBL  eP      18:39:25.70  -0.9   89.1 305                                   KBL 
 KKAR eP      18:39:27.67   1.1   89.2 313                                   KKAR
      e       18:39:35.13  depth =  23.3X
 BRVK eP      18:39:32.75  -1.2   90.9 323 b:8.2+0 1.1 5.0                   BRVK
 CHMT epP     18:40:08.86  -0.8   96.1  44                                   CHMT
 GDL2 ePdif   18:40:27.66  -1.6X 102.9  58                                   GDL2



 Generated 2009 APR 15 at 18:53 UTC

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


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