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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     15 JUL 2007  (196)

     ot  = 21:10:07.36   +/-   0.50              TANZANIA                        
     lat =      -3.000   +/-    9.2
     lon =      36.192   +/-   11.9              MAGNITUDE 4.7 (GS)       
     dep =        10.0  (geophysicist)

     70 km (40 miles) NW of Arusha, Tanzania (pop 102,000)
     205 km (125 miles) SSW of NAIROBI, Kenya
     300 km (190 miles) S of Nakuru, Kenya
     545 km (340 miles) NW of DAR ES SALAAM, Tanzania

     nph =   41 of  48    se = 1.60    FE=573                            B   

     error ellipse = (109.0,  0.0, 16.1;199.0,  0.0, 11.4;  0.0,  0.0,  0.0)

 mb = 4.7 ( 19)  ML = 0.0 (  0)  mblg = 4.3 (  2)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 KMBO ePn     21:10:41.33  -2.1    2.1  30                                   KMBO
      eSn     21:11:04.77  S res =  -5.4X
 LSZ  ePn     21:13:30.39  -2.9   14.5 212 g:4.7-1 1.1 4.9  b:8.5+0 .55 4.6X LSZ 
 ABPO qP      21:14:33.42   1.5   19.2 147 b:3.7+1 1.3 4.5                   ABPO
 TSUM qP      21:15:20.84  -4.5   24.3 227 b:9.5+0 1.2 4.3                   TSUM
 LBTB eP      21:15:24.28   0.4   24.2 204 g:1.1-2 .98 3.7  b:2.2+1 1.2 4.6  LBTB
 SUR  qP      21:16:33.87  -5.6X  32.6 205 b:9.2+0 .96 4.7                   SUR 
 CSS  eP      21:17:24.65   0.2   37.9 356 b:6.1+0 .89 4.4                   CSS 
 TOA0 qP      21:17:25.86   1.1   37.8 296                                   TOA0
 GVD  eP      21:17:35.55  -1.2   39.3 344 b:2.8+1 .81 5.0                   GVD 
 MALT qP      21:17:52.15   0.1   41.2   3                                   MALT
 DBIC eP      21:18:00.95   1.0   42.1 283 b:3.9+0 .64 4.3                   DBIC
 TIP  qP      21:18:28.91   0.8   45.6 339                                   TIP 
 CUC  eP      21:18:29.00  -7.5X  46.7 338 b:5.2+0 .90 4.6                   CUC 
 PALK qP      21:18:29.37   1.3   45.6  77                                   PALK
 AQU  qP      21:18:59.02  -0.2   49.6 338                                   AQU 
 PSZ  eP      21:19:21.48  -0.5   52.7 346 b:5.6+0 .75 4.6                   PSZ 
 BNI  eP      21:19:36.45   0.3   54.6 335 b:1.3+1 1.3 4.8                   BNI 
      ePcP    21:20:38.78  -0.5X
 MORC eP      21:19:37.54  -1.3   55.0 345 b:3.1+0 .88 4.3                   MORC
 AML  eP      21:19:47.35  -1.6   56.3  33 b:7.0+0 1.0 4.6                   AML 
 EKS2 qP      21:19:51.19  -0.4   56.7  33                                   EKS2
 SUW  eP      21:19:58.45  -0.6X  57.8 351 b:5.3+1 1.1 5.5                   SUW 
 TKM2 eP      21:19:58.47  -1.4   57.9  33 b:1.1+1 1.0 4.8                   TKM2
 MOX  eP      21:19:58.60   2.3   57.4 342                                   MOX 
 CLL  eP      21:19:59.00   1.6   57.6 343                                   CLL 
      i       21:20:54.50   3.9X
 RUE  qP      21:20:03.37   0.2   58.4 344                                   RUE 
 WLF  qP      21:20:04.73   0.9   58.5 338 b:5.4+0 .83 4.7                   WLF 
 ARU  eP      21:20:24.70  -2.7   62.0  14 b:2.2+1 1.3 5.2                   ARU 
 LSA  eP      21:20:27.35   0.3   61.8  54 b:8.5+0 1.3 4.7                   LSA 
 BRVK qP      21:20:30.66  -2.1   62.8  22                                   BRVK
 MK31 eP      21:20:40.14  -1.1   64.0  33                                   MK31
 KURK eP      21:20:43.46  -1.7   64.6  28 b:8.5+0 1.1 4.8                   KURK
 NAO01qP      21:20:56.70  -1.1   66.6 347                                   NAO0
 ESK  qP      21:20:57.64   0.4   66.5 337                                   ESK 
 ARE0 qP      21:21:37.37   1.9   72.8 356                                   ARE0
 MDJ  qP      21:23:29.10   0.9   94.5  46                                   MDJ 
 WRAB eP      21:23:39.82   1.3   96.6 110 b:4.4+0 1.1 4.9                   WRAB
 RES  ePdif   21:24:05.56   0.0X 103.0 348                                   RES 
 SDV  qPKiKP  21:28:36.26   1.2  107.1 278                                   SDV 
 SIUC qPKPdf  21:28:56.37  -1.2  119.4 312                                   SIUC
 DLBC qPKPdf  21:29:06.64   1.3  123.7 351                                   DLBC
 WMOK ePKPdf  21:29:14.26   0.7  127.6 313                                   WMOK
 NEW  ePKPdf  21:29:17.91   1.3  129.4 337                                   NEW 
 BOZ  ePKPdf  21:29:17.93   1.8  129.0 331                                   BOZ 
 HLID qPKPdf  21:29:23.01   1.3  131.9 331                                   HLID
 PV10 qPKPdf  21:29:25.47   2.3  132.6 322                                   PV10



 Generated 2007 JUL 20 at 00:56 UTC

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

 


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