Link to USGS home page.
Earthquake Hazards Program
Phase Data

Explanation of Parameters


     18 JUL 2009  (199)

     ot  = 04:32:57.56   +/-   2.03              KEPULAUAN TALAUD, INDONESIA     
     lat =       4.937   +/-    8.0
     lon =     126.714   +/-   10.7              MAGNITUDE 5.0 (GS)       
     dep =        46.8   +/-   19.4   

     215 km (135 miles) SE of General Santos, Mindanao, Philippines
     265 km (165 miles) SSE of Davao, Mindanao, Philippines
     1245 km (770 miles) SSE of MANILA, Philippines
     2535 km (1570 miles) ENE of JAKARTA, Java, Indonesia

     nph =   37 of  37    se = 1.11    FE=263                            B   

     error ellipse = (239.0, 61.5, 33.5;117.6, 15.8, 10.2; 20.6, 23.1,  9.2)

 mb = 4.9 ( 20)  ML = 0.0 (  0)  mblg = 3.7 (  3)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 KKM  ePn     04:35:25.46  -0.3   10.5 276                                   KKM 
 KAPI ePn     04:35:46.16  -1.1   12.1 215                                   KAPI
 KSM  ePn     04:36:50.91   2.0   16.7 259 g:1.0-2 1.0 3.3  b:2.1+1 .90 4.3  KSM 
 FITZ eP      04:37:57.13  -0.5   22.9 183 g:1.6-2 1.0 3.7  b:2.0+1 1.1 4.4  FITZ
 COEN eP      04:38:15.59  -0.6   24.9 139                                   COEN
 IPM  eP      04:38:23.25   0.4   25.6 270 b:1.3+1 .93 4.5                   IPM 
 WRAB eP      04:38:24.52  -0.2   25.8 163 g:4.4-2 1.1 4.2  b:4.4+1 1.1 4.9  WRAB
 KULM eP      04:38:26.98   0.9   26.0 272 b:1.3+1 1.0 4.4                   KULM
 MBWA eP      04:38:33.06  -0.6   26.8 195 b:2.8+1 1.1 4.8                   MBWA
 CTAO eP      04:39:14.99   0.4   31.4 143 b:1.3+1 1.0 4.6                   CTAO
 BJT  eP      04:39:54.82  -1.0   36.2 346 b:7.1+1 1.0 5.5                   BJT 
 EIDS eP      04:40:13.33  -0.6   38.3 143 b:4.2+1 1.3 5.2                   EIDS
 ARMA eP      04:40:50.68   2.2   42.5 147 b:1.2+2 2.0 5.3                   ARMA
 ULN  eP      04:41:18.07   1.8   46.0 342 b:2.4+1 1.1 5.0                   ULN 
 AAK  eP      04:42:56.02   0.0   59.5 317                                   AAK 
 KKAR eP      04:43:14.15  -1.3   62.3 317                                   KKAR
 BRVK eP      04:43:40.49  -1.1   66.4 327                                   BRVK
 ABKAReP      04:44:10.06  -1.7   71.2 321                                   ABKA
 SVW2 eP      04:45:01.58   1.0   79.8  29                                   SVW2
 RSO  eP      04:45:09.05   1.3   81.1  30                                   RSO 
 TRF  eP      04:45:14.35  -0.8   82.5  27 b:2.4+1 1.3 5.1                   TRF 
 PMR  eP      04:45:16.74  -0.4   82.9  29 b:1.7+1 1.1 5.0                   PMR 
 COLD eP      04:45:17.68   1.2   82.8  23 b:1.3+1 1.0 4.9                   COLD
 MCK  eP      04:45:17.88  -0.3   83.1  26 b:3.4+1 1.2 5.3                   MCK 
 SML  eP      04:45:19.23   0.0   83.3  28 b:1.1+1 1.2 4.8                   SML 
 COLA eP      04:45:20.35  -0.4   83.6  25 b:2.1+1 .97 5.1                   COLA
 DIV  eP      04:45:26.46   1.0   84.5  29 b:6.4+1 1.3 5.6                   DIV 
 PAX  eP      04:45:26.61   0.5   84.6  27 b:8.7+0 1.1 4.7                   PAX 
 BMRM eP      04:45:28.32   0.0   85.1  29 b:3.0+1 1.2 5.3                   BMRM
 MNTX ePKPdf  04:51:41.12   0.3  118.5  50                                   MNTX
 PMSA ePKPdf  04:51:43.43   1.2  119.8 175                                   PMSA
 WMOK ePKPdf  04:51:45.70  -1.4  121.8  44                                   WMOK
 JCT  ePKPdf  04:51:48.33  -1.8  123.3  49                                   JCT 
 WVL  ePKPdf  04:51:58.00  -1.7  128.6  15                                   WVL 
 WVT  ePKPdf  04:51:59.00   0.3  127.9  36                                   WVT 
 TRQA ePKPbc  04:52:32.98   0.0  146.1 168                                   TRQA
 SAML ePKPdf  04:53:02.12   1.2  169.4 113                                   SAML



 Generated 2009 JUL 18 at 21:47 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