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Earthquake Hazards Program
Phase Data

Explanation of Parameters


      7 JUL 2007  (188)

     ot  = 23:10:08.92   +/-   0.31              MINDANAO, PHILIPPINES           
     lat =       6.093   +/-    5.3
     lon =     126.578   +/-    8.1              MAGNITUDE 4.8 (GS)       
     dep =        36.1  (depth phases)

     150 km (95 miles) SE of Davao, Mindanao, Philippines (pop 1,147,000)
     155 km (95 miles) E of General Santos, Mindanao, Philippines (pop 411,000)
     250 km (155 miles) S of Hinatuan, Mindanao, Philippines
     1125 km (700 miles) SSE of MANILA, Philippines

     nph =   26 of  35    se = 0.87    FE=259                            A   

     error ellipse = ( 73.4,  0.0, 11.0;163.4,  0.0,  6.4;  0.0,  0.0,  0.0)

 mb = 4.8 ( 12)  ML = 4.2 (  1)  mblg = 4.7 (  1)  md = 4.2 (  1)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 DAV  ePn     23:10:30.84  -1.0    1.4 314 d:1.9+2     4.2  L:9.6+0 .75 4.2  DAV 
                                           g:6.9+0 1.0 4.7 
 KAPI ePn     23:13:11.28   0.5   13.0 212                                   KAPI
 KSM  ePn     23:14:02.94   0.5   16.9 255                                   KSM 
 FITZ eP      23:15:20.59  -0.3   24.1 182 b:4.4+1 .98 5.0                   FITZ
 WRAB eP      23:15:47.26  -0.1   27.0 164 b:3.5+1 .90 5.0                   WRAB
      epP     23:15:57.07  depth =  35.2 
 WB2  eP      23:15:47.72   0.3   27.0 164                                   WB2 
      epP     23:15:57.08  depth =  32.9 
 MBWA eP      23:15:55.75   0.0   27.9 194 b:5.6+1 1.2 5.1                   MBWA
 CTAO eP      23:16:35.42  -0.4   32.4 144                                   CTAO
      P       23:16:43.34   7.6X
 FORT eP      23:17:11.94  -0.5   36.7 178                                   FORT
      epP     23:17:23.19  depth =  39.9 
 EIDS eP      23:17:35.00   0.3   39.3 144 b:6.4+0 1.2 4.3                   EIDS
      epP     23:17:45.20  depth =  35.0 
 STKA eP      23:17:43.50   0.0   40.4 160 b:2.6+1 .95 5.0                   STKA
 TLY  eP      23:18:53.95   0.0   49.3 341 b:2.0+1 1.2 5.0                   TLY 
 MK31 eP      23:19:40.84   0.1   55.5 324                                   MK31
 ZAA0 eP      23:20:00.00  -0.9   58.4 332                                   ZAA0
      epP     23:20:11.08  depth =  37.6 
 TKM2 P       23:20:04.60   6.9X  57.9 318 b:3.6+0 .90 4.4                   TKM2
 EKS2 P       23:20:06.47   1.0   59.0 317 b:5.6+0 .93 4.7                   EKS2
 KURK eP      23:20:09.52  -0.2   59.7 327                                   KURK
 BRVK eP      23:20:47.56   0.1   65.3 326                                   BRVK
 TIXI eP      23:20:47.88  -0.2   65.5   1 b:1.0+1 1.0 4.9                   TIXI
 BILL         23:20:59.44  -0.4   67.3  15                                   BILL
 ARU  eP      23:21:33.56  -0.5   72.9 327 b:7.1+0 .70 4.8                   ARU 
 HKL  eP      23:21:51.56  -1.2   75.9  70                                   HKL 
 STCH P       23:22:04.48   5.8X  77.0  72                                   STCH
 VNDA P       23:22:43.15  -0.8   85.8 173 b:6.4+0 .95 4.8                   VNDA
 MALT P       23:22:49.08   8.9X  84.8 308 b:6.6+0 1.2 4.7                   MALT
 SKAG P       23:23:02.21   2.8   88.9  30 b:2.8+2 .46 6.9X                  SKAG
 QSPA eP      23:23:31.71  -0.4   96.0 180                                   QSPA
 REDW ePKP    23:28:36.15   1.6  108.6  40                                   REDW
 MIAR ePKPdf  23:29:04.99  -0.2  124.6  40                                   MIAR



 Generated 2007 JUL  7 at 23:38 UTC

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

 


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