Link to USGS home page.
Earthquake Hazards Program
Phase Data

Explanation of Parameters


     12 MAR 2008  ( 72)

     ot  = 11:23:34.10   +/-   0.23              VANUATU                         
     lat =     -16.627   +/-    5.9
     lon =     167.275   +/-    5.5              MAGNITUDE 6.4 (UCMT)     
     dep =        10.0  (geophysicist)

     120 km (75 miles) S of Luganville, Espiritu Santo, Vanuatu (pop 11,000)
     165 km (105 miles) NW of PORT-VILA, Efate, Vanuatu
     385 km (240 miles) NNW of Isangel, Tanna, Vanuatu
     1890 km (1180 miles) NE of BRISBANE, Queensland, Australia

     nph =  120 of 152    se = 1.32    FE=186                            A   

     error ellipse = (144.1,  0.0,  8.2; 54.1,  0.0,  6.6;  0.0,  0.0,  0.0)

 mb = 5.8 ( 77)  ML = 0.0 (  0)  mblg = 4.8 (  8)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 HNR  ePn     11:25:58.17  -1.2   10.1 314 g:1.2+0 .90 5.1  b:1.2+3 .90 7.3X HNR 
      eSn     11:27:45.77  S res =  -7.1X
 EIDS ePn     11:27:38.64   1.1   17.4 237 b:9.9+2 1.5 5.7                   EIDS
      eSn     11:31:01.55  S res =   9.9X
 TARA eP      11:27:52.51  -0.5   18.7  18 g:3.8-1 1.1 4.9  b:3.4+3 1.9 6.2  TARA
      eS      11:31:27.59  S res =   1.3X
 OUZ  eP      11:28:00.61   0.7   19.4 164 g:1.9-1 1.1 4.7  b:4.1+2 1.3 5.5  OUZ 
      eS      11:31:41.59  S res =   2.3X
 ARMA eP      11:28:06.07   0.9   19.8 223                                   ARMA
      eS      11:31:58.58  S res =   1.0X
 AFI  eP      11:28:08.82  -2.5   20.4  85 g:1.8-1 1.0 4.7  b:7.7+2 1.6 5.8  AFI 
      eS      11:31:59.89  S res =  -0.1X
 CTAO ePn     11:28:10.89  -0.8   20.2 257 b:1.8+2 .90 5.4                   CTAO
      eS      11:32:05.11  S res =   0.6X
 URZ  eP      11:28:41.05  -0.4   23.2 160 g:4.7-1 1.2 5.2  b:4.7+2 1.2 5.9  URZ 
      eS      11:32:58.71  S res =   3.9X
 COEN eP      11:28:42.88  -0.6   23.4 273 g:9.8+0 1.3 6.4X b:9.8+3 1.3 7.2X COEN
      eS      11:32:57.50  S res =   1.0X
 CAN  eP      11:28:54.67  -1.3   24.8 218 g:1.2-1 1.1 4.6  b:5.2+2 1.7 5.9  CAN 
      eS      11:33:21.23  S res =  -2.7X
 KHZ  eP      11:29:09.91   0.4   26.3 170 g:2.0-1 1.2 4.9  b:2.0+2 1.2 5.7  KHZ 
      eS      11:33:30.36  S res = -11.5X
 RPZ  eP      11:29:17.42  -0.5   27.2 174 g:5.9-2 .90 4.5  b:3.9+2 1.7 5.8  RPZ 
 WRAB eP      11:29:54.52  -1.2   31.4 259 b:2.0+2 1.2 5.9                   WRAB
      eS      11:35:01.36  S res =  -2.1X
 RAR  eP      11:29:55.12  -1.0   31.5 104 b:2.1+2 1.6 5.8                   RAR 
 KAKA eP      11:30:16.69  -1.1   33.9 272 b:1.9+2 1.0 6.0                   KAKA
 FORT eP      11:30:55.18  -0.4   38.4 241 b:1.5+3 2.3 6.3                   FORT
 XMAS P       11:31:05.51   0.6   39.5  65 b:3.2+2 1.4 5.8                   XMAS
 FITZ eP      11:31:06.04  -0.9   39.7 262 b:1.5+2 1.0 5.6                   FITZ
 MBWA eP      11:31:50.20  -0.5   45.1 257 b:1.4+2 1.1 5.8                   MBWA
 NWAO eP      11:32:11.69  -0.3   47.8 241 b:4.5+2 1.6 6.3                   NWAO
 KAPI eP      11:32:12.18  -1.2   48.0 278 b:3.8+2 1.5 6.3                   KAPI
 KIP  eP      11:32:36.70   1.2   50.9  43 b:2.0+2 1.2 5.9                   KIP 
 KKM  eP      11:33:08.48   0.1   55.3 290 b:2.9+2 1.5 6.1                   KKM 
 KSM  eP      11:33:34.00  -0.5   59.0 282                                   KSM 
 MAJO eP      11:33:36.72  -1.4   59.6 333                                   MAJO
 NACB P       11:33:43.61   0.5   60.3 311 b:3.3+2 1.5 6.2                   NACB
 TPUB P       11:33:43.86  -0.5   60.4 310 b:1.1+2 .90 6.0                   TPUB
 SSLB P       11:33:44.66   0.0   60.5 310 b:7.9+1 .95 5.8                   SSLB
 XMIS P       11:33:45.66   4.0X  60.0 267 b:1.1+2 1.0 5.9                   XMIS
 YHNB P       11:33:46.91   0.6   60.7 312 b:1.4+2 .85 6.1                   YHNB
 YULB P       11:33:47.71   6.4X  60.0 310 b:1.2+2 1.4 5.8                   YULB
 SBA  eP      11:33:50.15   1.2   61.3 180 b:2.3+2 1.4 6.1                   SBA 
 CASY P       11:33:53.25   0.5   61.8 203 b:1.2+2 1.3 5.9                   CASY
 ERM  eP      11:33:58.36   0.9   62.5 340                                   ERM 
 INCN eP      11:34:23.26   2.3   66.0 326                                   INCN
 YSS  eP      11:34:27.52   0.3   67.0 342                                   YSS 
 KULM P       11:34:43.06   0.5   69.3 282 b:5.6+1 1.1 5.7                   KULM
 SMY  eP      11:34:43.40   1.9   69.3   4                                   SMY 
 PET  eP      11:34:43.59  -0.6   69.8 355                                   PET 
 ADK  P       11:34:43.95   0.5   69.6  11 b:8.0+1 1.0 5.8                   ADK 
 MDJ  P       11:34:44.37  -1.2   69.9 332 b:2.8+2 1.3 6.2                   MDJ 
 NIKO P       11:35:00.74   1.0   72.3  15 b:2.7+2 1.2 6.2                   NIKO
 QSPA P       11:35:06.16  -0.2   73.4 180 b:2.2+2 1.0 6.2                   QSPA
 UNV  eP      11:35:09.36   1.4   73.7  16                                   UNV 
 BJT  P       11:35:10.36   1.9   73.7 322 b:4.9+2 1.5 6.3                   BJT 
 CHTO P       11:35:21.79   0.5   75.9 295 b:2.7+1 .90 5.3                   CHTO
 HIA  P       11:35:32.22   0.0   77.9 330 b:2.5+2 1.3 6.1                   HIA 
 CHGN eP      11:35:39.36   6.1X  78.2  19                                   CHGN
 OHAK eP      11:35:46.65   0.3   80.5  21                                   OHAK
 KDAK P       11:35:51.24   1.3   81.2  21 b:4.5+1 1.1 5.4                   KDAK
 GAMB P       11:35:51.38  -1.4   81.8   9 b:5.8+1 .94 5.6                   GAMB
 SVW2 eP      11:35:58.25  -0.7   82.9  17                                   SVW2
 TNA  P       11:36:00.76  -3.8X  84.1  10 b:5.7+1 1.1 5.7                   TNA 
 RSO  eP      11:36:00.85  -0.1   83.3  19                                   RSO 
 BILL P       11:36:01.79  -4.6X  84.4 360 b:4.1+2 1.1 6.5                   BILL
 YAK  P       11:36:01.92  -1.5   83.8 343 b:1.7+3 2.0 6.9X                  YAK 
 ULN  P       11:36:02.83  -0.3   83.7 324 b:2.3+2 1.3 6.2                   ULN 
 TTA  eP      11:36:05.29  -0.8   84.3  16                                   TTA 
 SEW  P       11:36:06.36   1.8   84.1  20 b:1.1+2 1.3 5.9                   SEW 
 RC01 P       11:36:09.08   1.1   84.7  19 b:1.3+2 1.2 6.0                   RC01
 FIB  P       11:36:11.24   3.8X  84.6  19 b:1.2+2 .98 6.1                   FIB 
 PMR  P       11:36:11.85   1.1   85.3  19 b:6.5+1 1.2 5.7                   PMR 
 KTH  P       11:36:13.48  -2.1   86.2  17 b:2.6+1 .92 5.4                   KTH 
 CHUM P       11:36:14.54  -0.2   86.1  17 b:3.4+1 1.1 5.4                   CHUM
 PPLA P       11:36:14.78   3.4X  85.4  17 b:3.9+1 1.1 5.5                   PPLA
 TRF  P       11:36:15.34  -0.9   86.3  18 b:4.3+1 1.0 5.6                   TRF 
 OHCM eP      11:36:15.42  -2.3   86.6  47                                   OHCM
 MWC  P       11:36:19.01  -1.6   87.1  53 b:8.4+1 1.5 5.7                   MWC 
 MCK  P       11:36:19.72   0.7   86.9  18 b:2.6+3 .98 7.4X                  MCK 
 LSA  P       11:36:19.79   1.3   86.6 302 b:7.6+1 1.1 5.8                   LSA 
 ISA  eP      11:36:19.96  -1.6   87.3  52 b:5.7+1 1.3 5.7                   ISA 
 PAX  eP      11:36:20.82  -0.8   87.5  20 b:9.6+0 1.0 5.0                   PAX 
 IMA2 eP      11:36:21.45  -0.2   87.5  15                                   IMA2
 TLY  eP      11:36:21.58  -0.7   87.6 326 b:3.6+2 2.1 6.3                   TLY 
 COLA eP      11:36:22.49  -2.0   88.1  18 b:3.4+1 1.0 5.6                   COLA
 MTUM eP      11:36:23.72  -0.7   87.9  50                                   MTUM
 MENT eP      11:36:24.58   0.4   88.0  20                                   MENT
 GSC  P       11:36:24.99  -2.0   88.4  53 b:1.5+2 2.1 5.9                   GSC 
 PALK P       11:36:30.76   1.7   88.8 278 b:6.3+1 1.1 5.8                   PALK
 WVOR P       11:36:31.90  -1.3   89.8  45 b:1.0+2 1.7 5.8                   WVOR
 COLD P       11:36:32.52   2.6   89.3  15 b:5.2+1 1.5 5.5                   COLD
 EGAK P       11:36:33.32  -0.5   90.1  20 b:1.6+1 .95 5.2                   EGAK
 JCW  eP      11:36:34.11   0.1   90.0  39                                   JCW 
 DAWY P       11:36:35.32   0.8   90.2  21                                   DAWY
 LDFC P       11:36:35.72   3.0X  89.7  53 b:7.1+1 1.3 5.7                   LDFC
      e       11:36:45.29   8.0X
 BMN  P       11:36:36.14   1.8   90.0  48 b:7.3+1 1.8 5.6                   BMN 
 DLBC P       11:36:37.80   1.3   90.6  28                                   DLBC
 RSW  P       11:36:37.87   0.5   90.7  42 b:5.1+1 1.4 5.6                   RSW 
 TIXI P       11:36:38.89  -2.9X  91.8 349 b:4.1+1 1.1 5.7                   TIXI
 BMO  P       11:36:39.52  -2.1   91.6  44 b:3.1+1 1.5 5.4                   BMO 
 CCUT P       11:36:40.68  -2.2   91.8  51 b:7.1+1 1.9 5.7                   CCUT
 TUC  P       11:36:42.52  -1.8   92.2  57 b:1.3+1 1.3 5.2                   TUC 
 ARUT P       11:36:42.87  -0.1   91.8  51 b:4.0+1 1.6 5.5                   ARUT
 N12A P       11:36:43.70   1.4   91.7  48 b:8.4+1 1.5 5.9                   N12A
 M13A P       11:36:45.40  -0.5   92.5  48 b:6.9+1 1.7 5.8                   M13A
 WUAZ P       11:36:46.54  -0.3   92.7  54 b:8.1+0 1.1 5.0                   WUAZ
 MSU  P       11:36:48.34  -0.1   93.0  51 b:7.1+1 2.1 5.7                   MSU 
 DUG  P       11:36:53.09   4.4X  93.1  49 b:1.7+1 1.5 5.2                   DUG 
 DAU  P       11:36:55.93   1.6   94.3  49 b:2.6+1 1.8 5.3                   DAU 
 INK  P       11:36:57.47   2.5   94.7  19 b:6.5+0 1.1 4.9                   INK 
 ANMO P       11:37:05.63   1.9   96.4  56 b:4.5+0 1.1 4.9                   ANMO
 UCH  P       11:37:40.37   6.8X 103.0 310 b:5.1+2 .63 7.4X                  UCH 
 BRVK P       11:37:53.85   2.0X 107.3 321 b:3.0+0 .95 5.3                   BRVK
      P       11:41:57.75  -2.9X
 ECSD P       11:42:00.67   2.7  105.7  49                                   ECSD
 FCC  P       11:42:03.99   1.3  108.5  33                                   FCC 
 TGUH         11:42:12.25   8.4X 108.4  80                                   TGUH
 ARU  P       11:42:15.27   2.0  114.0 325                                   ARU 
 ABKARP       11:42:15.77   2.9  113.7 317                                   ABKA
 SUMG P       11:42:27.69  -1.2  122.1   9                                   SUMG
 SDV  P       11:42:30.84  -1.5  123.2  90                                   SDV 
 SFJD P       11:42:31.87  -0.2  124.0  17                                   SFJD
 PKME P       11:42:35.44   0.6  125.1  46                                   PKME
 OBN  P       11:42:36.52  -0.3  126.3 327                                   OBN 
 KIV  P       11:42:37.34   0.2  126.1 313                                   KIV 
 CRPR P       11:42:43.93   2.3  128.2  80                                   CRPR
 MALT P       11:42:46.05   0.6  130.4 306                                   MALT
 SJG  P       11:42:46.36   2.9  129.1  80                                   SJG 
 SUW  P       11:42:54.96   4.5X 133.5 332                                   SUW 
 TIRR P       11:42:58.19   3.2X 135.7 318                                   TIRR
 MORC P       11:42:58.97  -1.8  138.9 330                                   MORC
 PSZ  P       11:43:00.89  -0.1  138.9 327                                   PSZ 
 KHC  P       11:43:02.39  -2.6  141.2 332                                   KHC 
 TRI  P       11:43:05.22  -4.0X 143.5 328                                   TRI 
 STU  ePKPdf  11:43:05.29  -3.4X 143.3 336                                   STU 
 TIR  ePKPdf  11:43:06.91  -1.0  142.7 318                                   TIR 
 BFO  P       11:43:07.16  -2.8  144.0 336                                   BFO 
 WLF  P       11:43:08.54  -0.8  143.7 339                                   WLF 
 TUE  ePKPbc  11:43:11.08  -0.4  145.0 333                                   TUE 
 AQU  ePKPdf  11:43:13.10  -0.6  146.0 324                                   AQU 
 TIP  ePKPdf  11:43:13.55   0.0  145.8 317                                   TIP 
 BNI  ePKPdf  11:43:15.95   0.0  147.3 334                                   BNI 
 CEL  ePKPbc  11:43:17.46   0.2  146.9 316                                   CEL 
 RCBR ePKPdf  11:43:17.77  -0.1  148.0 132                                   RCBR
 SHEL ePKPbc  11:43:19.13   1.4  146.9 192                                   SHEL
 SSB  ePKPdf  11:43:19.40   2.5  148.0 337                                   SSB 
 MTE  ePKPdf  11:43:27.20  -1.7  155.9 350                                   MTE 
      ePKPab  11:43:55.63   0.0X
 TAM  ePKPdf  11:43:36.41  -0.1  161.8 293                                   TAM 



 Generated 2008 MAR 12 at 17:01 UTC

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


FirstGov button  Take Pride in America button