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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     19 JUL 2007  (200)

     ot  = 04:00:32.38   +/-   0.82              TANZANIA                        
     lat =      -2.706   +/-   16.1
     lon =      35.856   +/-   24.9                                       
     dep =        10.0  (geophysicist)

     115 km (75 miles) NW of Arusha, Tanzania (pop 102,000)
     190 km (120 miles) SW of NAIROBI, Kenya
     270 km (170 miles) S of Nakuru, Kenya
     595 km (370 miles) NW of DAR ES SALAAM, Tanzania

     nph =    6 of   7    se = 1.07    FE=573                            B   

     error ellipse = (120.2,  0.0, 37.7;210.2,  0.0, 11.7;  0.0,  0.0,  0.0)

 mb = 3.8 (  4)  ML = 4.1 (  1)  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
 KMBO ePn     04:01:07.42  -0.4    2.1  42 L:2.6+0 .44 4.1                   KMBO
      eS      04:01:32.42  S res =  -1.7X
 LSZ  ePn     04:03:58.63  -0.7   14.6 211                                   LSZ 
 TSUM eP      04:05:49.01  -1.0   24.3 226 b:2.1+0 .88 3.8                   TSUM
 LBTB eP      04:05:51.38   1.2   24.3 203 b:8.3-1 .62 3.5                   LBTB
 BOSA eP      04:06:21.11   0.3   27.7 200 b:2.2+0 .71 4.0                   BOSA
 BNI  eP      04:09:58.77   0.5   54.2 335 b:7.8-1 .58 3.9                   BNI 



 Generated 2007 JUL 29 at 04:51 UTC

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

 


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