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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     26 JUL 2007  (207)

     ot  = 18:54:36.29   +/-   0.39              TANZANIA                        
     lat =      -2.568   +/-    6.9
     lon =      35.854   +/-   10.0              MAGNITUDE 5.0 (GS)       
     dep =        10.0  (geophysicist)

     130 km (80 miles) NW of Arusha, Tanzania (pop 102,000)
     180 km (110 miles) SW of NAIROBI, Kenya
     255 km (160 miles) S of Nakuru, Kenya
     610 km (375 miles) NW of DAR ES SALAAM, Tanzania

     nph =   24 of  32    se = 1.13    FE=573                            A   

     error ellipse = (112.6,  0.0, 13.8;202.6,  0.0,  8.0;  0.0,  0.0,  0.0)

 mb = 5.0 ( 22)  ML = 0.0 (  0)  mblg = 4.1 (  4)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 KMBO ePn     18:55:10.11  -0.3    2.0  44 g:5.0+1 1.2 5.6X                  KMBO
      eSn     18:55:34.44  S res =  -1.2X
 LSZ  ePn     18:58:03.11  -1.7   14.7 210 g:9.6-1 1.0 5.2                   LSZ 
      eSn     19:00:38.86  S res =  -9.3X
      eLg     19:02:12.01
 ABPO eP      18:59:07.75   1.0   19.8 147 g:4.7-2 1.1 4.1  b:4.7+1 1.1 4.7  ABPO
 TSUM eP      18:59:54.26  -0.5   24.3 226 b:1.6+2 2.4 5.2                   TSUM
      eSn     19:04:19.91  S res = -20.6X
      eLg     19:07:25.88
 LBTB eP      18:59:55.14  -0.1   24.4 203 g:3.4-2 1.1 4.1  b:3.4+1 1.1 4.9  LBTB
 BOSA eP      19:00:25.86   0.0   27.8 200 g:1.6-2 .83 4.0  b:1.3+1 .73 4.8  BOSA
 SUR  eP      19:01:11.78   1.1   32.9 204                                   SUR 
 MALT eP      19:02:13.53  -4.1X  40.7   3 b:1.2+1 1.3 4.4                   MALT
 DBIC eP      19:02:26.29   0.9   41.7 283 b:1.2+1 .79 4.7                   DBIC
      ePP     19:04:01.15  -0.6X
 TIP  eP      19:02:56.66   3.7X  45.1 339 b:3.3+1 1.5 5.0                   TIP 
 KIV  qPn     19:03:05.48  -0.2   46.7   7 b:1.5+1 1.0 5.0                   KIV 
 PSZ  eP      19:03:44.50  -2.7   52.2 346 b:2.1+1 1.0 5.0                   PSZ 
 KIEV eP      19:03:57.57   1.8   53.4 355 b:2.6+1 1.4 5.0                   KIEV
 BNI  eP      19:04:02.33   1.1   54.1 335 b:1.9+1 1.1 5.0                   BNI 
 MORC eP      19:04:02.79  -1.3   54.5 346 b:7.4+0 .87 4.7                   MORC
 AML  eP      19:04:16.03  -0.7   56.1  33 b:2.0+1 1.1 5.0                   AML 
 SUW  eP      19:04:25.40   0.8   57.4 351 b:1.6+2 1.2 5.9                   SUW 
 TKM2 eP      19:04:28.05   0.4   57.7  34 b:3.0+1 1.1 5.2                   TKM2
 ARU  eP      19:04:55.53   1.4   61.6  14 b:6.2+1 1.5 5.6                   ARU 
 BRVK eP      19:04:58.92  -1.0   62.5  23 b:9.6+0 1.2 4.8                   BRVK
 CHTO eP      19:05:19.91  -0.7   65.5  68 b:2.1+1 1.3 5.2                   CHTO
 CM31 eP      19:05:20.15   0.0   65.5  68 b:3.0+1 1.0 5.4                   CM31
 KSM  eP      19:06:15.14  -0.9   74.5  88                                   KSM 
 CASY eP      19:06:54.53   0.8   81.5 157 b:1.2+1 1.2 4.8                   CASY
 YHNB eP      19:07:22.43  -0.1   87.0  65 b:1.9+1 1.1 5.2                   YHNB
 TIXI eP      19:07:52.21   0.9   93.4  18 b:7.5+0 1.2 5.0                   TIXI



 Generated 2007 JUL 26 at 20:21 UTC

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

 


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