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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     22 JUL 2007  (203)

     ot  = 09:34:32.95   +/-   0.36              GANSU, CHINA                    
     lat =      38.493   +/-    6.9
     lon =     101.201   +/-    6.6              MAGNITUDE 4.9 (GS)       
     dep =        10.0  (geophysicist)

     215 km (135 miles) NNW of Xining, Qinghai, China
     340 km (210 miles) NW of Baiyin, Gansu, China
     355 km (220 miles) NW of Lanzhou, Gansu, China
     1320 km (820 miles) W of BEIJING, Beijing, China

     nph =   39 of  47    se = 0.98    FE=322                            A   

     error ellipse = (149.8,  0.0,  9.3; 59.8,  0.0,  8.4;  0.0,  0.0,  0.0)

 mb = 4.9 ( 18)  ML = 0.0 (  0)  mblg = 3.2 (  1)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 LSA  ePn     09:37:25.04  -0.6   12.1 226 g:1.1-2 .80 3.2  b:1.1+1 .80 5.2X LSA 
 TLY  ePn     09:37:44.02   2.3   13.3   7                                   TLY 
 HIA  ePn     09:38:31.58  -0.6   17.1  45                                   HIA 
 QIZ  ePn     09:39:13.48  -0.9   20.8 156 b:4.2+1 1.0 4.8                   QIZ 
 KS15 ePn     09:39:16.80  -0.1   21.0  85                                   KS15
 MDJ  eP      09:39:32.42   4.8X  22.0  65                                   MDJ 
 TIXI eP      09:41:34.14  -0.3   36.1  14 b:1.2+1 .80 4.8                   TIXI
 KEV  eP      09:43:19.65   0.0   49.0 334 b:2.8+0 .46 4.6                   KEV 
 AKBB P       09:43:32.32  -0.5   50.7 309                                   AKBB
 KIEV P       09:43:32.40  -0.5   50.8 309 b:2.0+1 1.1 5.0                   KIEV
 TIRR P       09:43:51.63   0.4   53.2 301 b:5.9+0 1.0 4.5                   TIRR
 SUW  P       09:43:59.86   7.5X  53.4 314 b:2.9+1 1.0 5.2                   SUW 
 KWP  e       09:44:05.37   0.6   55.1 309 b:3.0+1 .65 5.5                   KWP 
 NAO01eP      09:44:20.54  -0.9   57.4 324                                   NAO0
 MORC P       09:44:26.81   0.2   58.1 311 b:1.0+1 .90 4.9                   MORC
 GEC2 P       09:44:45.52   0.4   60.8 311                                   GEC2
 IMA2 eP      09:44:46.95  -0.3   61.2  27                                   IMA2
 SVW2 eP      09:44:59.29  -0.1   63.0  32                                   SVW2
 TIP  P       09:45:02.28   0.1   63.3 300 b:1.1+1 1.0 5.0                   TIP 
 CUC  P       09:45:03.31  -0.4   63.6 301 b:1.8+1 .85 5.3                   CUC 
 WLF  P       09:45:12.51   1.1   64.8 314 b:1.2+1 1.0 5.1                   WLF 
 PMR  eP      09:45:13.72  -0.9   65.3  30 b:1.2+1 1.1 5.0                   PMR 
      P       09:45:31.67  17.1X
 KDAK P       09:45:18.29  -1.2   66.0  34 b:1.2+1 .75 5.2                   KDAK
      eP      09:45:20.81   1.3X
 OHAK         09:45:20.53   1.0   66.0  35                                   OHAK
 WB2  eP      09:45:20.91   1.7   65.9 146                                   WB2 
 EGAK eP      09:45:20.92   0.7   66.2  25                                   EGAK
 INK          09:45:23.40   4.4X  66.0  19                                   INK 
 SLKM         09:45:23.58   7.6X  65.5  31                                   SLKM
 DAWY eP      09:45:26.63  -0.4   67.2  25                                   DAWY
 SKAG eP      09:45:56.10   0.7   71.8  27                                   SKAG
 DLBC P       09:46:16.35   5.4X  74.4  25                                   DLBC
 ESLA eP      09:46:22.14  -0.3   76.4 310                                   ESLA
 STKA P       09:46:42.00   2.5   79.5 146 b:4.9+0 .68 4.6                   STKA
 EDM  eP      09:47:02.31  -0.4   83.9  20                                   EDM 
 HKL  eP      09:47:22.17   4.6X  86.7  66                                   HKL 
 MSO  eP      09:47:29.50  -0.6   89.4  23 b:5.5+0 1.3 4.6                   MSO 
 BMO  eP      09:47:32.67  -0.4   90.1  26                                   BMO 
 HRY  eP      09:47:33.38  -0.2   90.2  22                                   HRY 
 BOZ  eP      09:47:37.66  -0.7   91.2  22 b:9.3+0 1.6 4.9                   BOZ 
 MOD  eP      09:47:39.80  -0.1   91.5  30                                   MOD 
 MCMT P       09:47:41.89   1.7   91.6  23                                   MCMT
 HLID eP      09:47:42.33  -0.7   92.2  25                                   HLID
 OHCM         09:47:45.21  -2.4   93.2  32                                   OHCM
 IMW  eP      09:47:47.31   0.4   93.0  23 b:3.9+0 .90 4.8                   IMW 
 RSSD eP      09:47:54.18  -0.3   94.7  18 b:5.0+0 .80 5.0                   RSSD



 Generated 2007 JUL 22 at 10:43 UTC

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

 


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