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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     18 JUL 2007  (199)

     ot  = 18:47:57.11   +/-   1.57              MINDANAO, PHILIPPINES           
     lat =       9.861   +/-    5.3
     lon =     126.117   +/-    9.0              MAGNITUDE 4.9 (GS)       
     dep =        89.9   +/-   14.4   

     70 km (45 miles) E of Surigao, Mindanao, Philippines (pop 118,000)
     120 km (75 miles) NNE of Butuan, Mindanao, Philippines (pop 267,000)
     135 km (85 miles) SSE of Guiuan, Samar, Philippines (pop N/A)
     770 km (475 miles) SE of MANILA, Philippines

     nph =   48 of  53    se = 0.95    FE=259                            A   

     error ellipse = (260.8, 66.2, 23.7; 91.1, 23.5, 10.9;359.4,  3.8,  8.0)

 mb = 4.9 ( 30)  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
 KKM  eP      18:50:26.17   1.1   10.5 250                                   KKM 
 YHNB eP      18:51:29.84   0.3   15.4 344 g:7.6-2 1.1 4.1X b:7.6+1 1.1 4.8  YHNB
 KSM  eP      18:52:02.34   3.8X  17.8 243                                   KSM 
 QIZ  eP      18:52:07.52   4.5X  18.2 302                                   QIZ 
 KAKA eP      18:52:55.56  -1.4   23.3 164 g:1.3-1 .95 4.7X b:7.8+1 .55 5.3  KAKA
 FITZ eP      18:53:37.62  -0.2   27.8 181 g:6.1-2 .98 4.5X b:6.1+1 .98 5.2  FITZ
 WB2  eP      18:54:01.43  -2.2   30.7 165                                   WB2 
 BJT  eP      18:54:08.53  -0.3   31.3 345 b:9.2+0 .50 4.8                   BJT 
 LSA  eP      18:55:10.47   2.1   38.1 306 b:5.7+0 .65 4.6                   LSA 
 YSS  eP      18:55:18.86  -0.6   39.6  18 b:2.4+1 1.0 5.0                   YSS 
 HIA  eP      18:55:19.21  -0.8   39.6 353 b:2.5+1 1.1 5.0                   HIA 
 NWAO eP      18:55:51.83   1.1   43.4 191 b:6.1+1 .95 5.4                   NWAO
 STKA eP      18:55:55.43  -0.8   44.1 161 b:1.1+1 .73 4.8                   STKA
 TLY  eP      18:56:07.89  -0.1   45.6 341 b:2.9+1 1.0 5.1                   TLY 
 YAK  eP      18:56:57.54  -0.5   52.1   2 b:7.6+1 .95 5.7                   YAK 
 AML  eP      18:57:25.58  -0.7   55.9 315 b:2.5+2 .95 6.2X                  AML 
 EKS2 eP      18:57:26.26  -0.5   56.0 315 b:4.8+0 .88 4.5                   EKS2
 KBL  eP      18:57:36.23  -0.9   57.4 305 b:7.6+0 .95 4.7                   KBL 
 TIXI eP      18:58:05.11  -0.7   61.8   1 b:6.3+1 1.1 5.6                   TIXI
 BRVK eP      18:58:06.77  -0.9   62.0 326 b:1.7+1 1.0 5.1                   BRVK
 AKUT eP      18:58:54.15  -0.4   69.3  36                                   AKUT
 ARU  eP      18:58:54.44  -1.3   69.5 327 b:9.7+0 .50 4.9                   ARU 
 SVW2 eP      18:59:31.61  -1.4   75.8  29                                   SVW2
 TTA  eP      18:59:33.45   0.5   75.8  27 b:1.5+1 1.3 4.7                   TTA 
 IMA2 eP      18:59:40.87   0.5   77.1  24                                   IMA2
 BPAW eP      18:59:46.32   0.3   78.1  26                                   BPAW
 KTH  eP      18:59:46.47   0.3   78.1  27 b:4.5+3 1.0 7.3X                  KTH 
 TRF  eP      18:59:47.58  -0.2   78.4  27 b:1.2+1 1.0 4.7                   TRF 
 KIV  eP      18:59:48.30  -0.6   78.5 313 b:1.2+1 .75 4.9                   KIV 
 MCK  eP      18:59:50.73  -0.2   79.0  27 b:2.1+4 1.0 7.9X                  MCK 
 DIV  eP      18:59:59.86   0.5   80.5  29 b:1.2+1 .74 4.8                   DIV 
 MALT eP      19:00:01.52  -7.0X  82.2 307 b:6.2+0 .90 4.5                   MALT
 BMRM eP      19:00:02.98   0.5   81.1  30                                   BMRM
 EGAK eP      19:00:08.94   0.3   82.3  26 b:9.2+0 .85 4.7                   EGAK
 DAWY eP      19:00:14.15   1.0   83.2  26                                   DAWY
 PNL  eP      19:00:17.95   1.4   83.8  31 b:3.8+1 1.0 5.3                   PNL 
 SPB4 eP      19:00:19.45   0.4   84.4 349                                   SPB4
 INK  eP      19:00:21.17   0.3   84.7  22 b:1.1+3 1.1 6.7X                  INK 
 SKAG eP      19:00:28.28   1.4   85.9  30 b:7.2+0 .50 5.0                   SKAG
 KIEV eP      19:00:30.41  -1.1   86.8 321 b:8.1+0 .85 4.8                   KIEV
 AKBB eP      19:00:30.46  -1.0   86.8 321                                   AKBB
 CSS  eP      19:00:31.70   0.3   86.7 305 b:1.5+1 .75 5.1                   CSS 
 TIRR eP      19:00:39.37  -0.9   88.6 315 b:3.8+0 .90 4.5                   TIRR
 MAW  eP      19:00:43.49   0.8   89.3 200 b:2.4+1 1.1 5.3                   MAW 
 VNDA eP      19:00:44.17   0.3   89.5 173 b:3.4+0 .78 4.6                   VNDA
 KWP  eP      19:00:52.19   0.3   91.1 321 b:1.0+1 .70 5.2                   KWP 
 GEC2 eP      19:01:18.49  -0.2   96.9 322                                   GEC2
 JCW  eP      19:01:19.18   0.7   96.9  39                                   JCW 
 PLCA ePKPdf  19:07:27.82   1.9  145.9 157                                   PLCA
 SDV  ePKPdf  19:07:40.94   0.0  155.0  42                                   SDV 
      ePKPbc  19:07:50.17   0.4X
 LPAZ ePKPdf  19:07:53.83   1.5  164.7 116                                   LPAZ
 OTAV ePKPab  19:08:02.47   2.6X 153.6  69                                   OTAV



 Generated 2007 JUL 18 at 22:02 UTC

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

 


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