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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     15 JUL 2007  (196)

     ot  = 11:24:21.54   +/-   0.24              TANZANIA                        
     lat =      -2.866   +/-    5.2
     lon =      36.185   +/-    7.1              MAGNITUDE 5.4 (GS)       
     dep =        10.0  (geophysicist)

     80 km (50 miles) NW of Arusha, Tanzania (pop 102,000)
     190 km (115 miles) SSW of NAIROBI, Kenya
     285 km (180 miles) S of Nakuru, Kenya
     560 km (345 miles) NW of DAR ES SALAAM, Tanzania
 
     Felt (III) at Arusha. Felt (III) at Nairobi, Kenya.

     nph =  107 of 131    se = 1.22    FE=573                            A   

     error ellipse = ( 88.8,  0.0,  9.3;178.8,  0.0,  6.8;  0.0,  0.0,  0.0)

 mb = 5.4 ( 38)  ML = 0.0 (  0)  mblg = 4.9 (  2)  md = 0.0 (  0)  MS = 4.6 (  3)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 KMBO ePn     11:24:54.05  -2.0    2.0  32                                   KMBO
      eSn     11:25:19.45  S res =  -2.2X
 LSZ  ePn     11:27:44.43  -4.5   14.6 212                                   LSZ 
 ABPO eP      11:28:48.45   1.1   19.3 147 g:1.0-1 .95 4.5  b:1.0+2 .95 5.1  ABPO
 MSEY ePn     11:28:51.31   2.9   19.3  96                                   MSEY
 LBTB eP      11:29:38.17  -1.0   24.3 204 g:7.2-1 1.3 5.3  b:2.5+0 .85 3.9X LBTB
 TSUM eP      11:29:39.07  -1.2   24.4 227                                   TSUM
 SUR  eP      11:30:54.32  -0.4   32.7 205 b:9.1+1 .90 5.7                   SUR 
 CSS  eP      11:31:37.06  -0.5   37.7 356 b:2.7+1 1.2 4.9                   CSS 
 TAM  eP      11:31:52.35   1.1   39.3 312                                   TAM 
 MALT eP      11:32:06.00   0.8   41.0   3 b:2.1+1 1.1 4.7                   MALT
      ePcP    11:34:05.14   0.0X
 DBIC eP      11:32:11.26  -2.6   42.1 283 b:2.6+1 1.0 4.9                   DBIC
      ePP     11:33:51.62   0.4X
      LR      11:44:21.14                  S:1.3+0 19. 4.8 
 GNI  eP      11:32:28.02   2.5   43.5  10                                   GNI 
 TIP  eP      11:32:43.22   1.9   45.5 339 b:5.4+1 1.5 5.3                   TIP 
 CUC  eP      11:32:48.38  -1.3   46.6 338 b:7.0+1 1.3 5.5                   CUC 
 TIR  eP      11:32:50.84   2.2   46.4 343 b:5.8+1 1.0 5.5                   TIR 
      ePcP    11:34:23.83   0.5X
 KIV  eP      11:32:54.44   1.6   47.0   6 b:2.4+1 1.0 5.2                   KIV 
 KBL  eP      11:33:01.21  -2.7   48.4  37 b:3.1+1 1.1 5.3                   KBL 
 AQU  eP      11:33:13.93   1.4   49.5 338 b:5.6+1 1.3 5.4                   AQU 
 PSZ  eP      11:33:34.44  -0.8   52.5 346                                   PSZ 
 AKBB eP      11:33:40.97  -2.5   53.7 355                                   AKBB
      ePcP    11:34:49.04  -0.6X
      LR      11:49:50.72                                  
 KIEV eP      11:33:41.59  -1.8   53.7 354 b:9.7+1 1.5 5.6                   KIEV
      ePcP    11:34:49.41  -0.2X
 BNI  eP      11:33:49.66   0.2   54.5 335 b:4.6+1 1.2 5.4                   BNI 
 MORC eP      11:33:50.70  -1.3   54.9 345 b:2.4+1 .90 5.2                   MORC
 TUE  eP      11:33:50.86   0.8   54.5 337 b:1.5+2 1.9 5.7                   TUE 
 GEC2 eP      11:33:53.70  -0.1   55.1 342 b:7.4+1 1.3 5.6                   GEC2
 FUR  eP      11:33:54.70  -0.5   55.3 340                                   FUR 
 WET  eP      11:33:56.80  -0.7   55.6 342 b:1.7+2 2.6 5.6                   WET 
      ePcP    11:34:57.10   0.0X
 ESLA eP      11:34:00.81  -0.5   56.1 323                                   ESLA
 BFO  eP      11:34:03.80   0.1   56.5 338 b:8.8+1 2.0 5.4                   BFO 
 EKS2 eP      11:34:04.13  -0.8   56.6  33 b:6.9+0 .98 4.6                   EKS2
 GRA1 eP      11:34:04.30  -0.4   56.6 341 b:2.2+2 2.2 5.8                   GRA1
      ePcP    11:35:01.00   0.0X
 STU  eP      11:34:05.53   1.5   56.5 339                                   STU 
 GRFO eP      11:34:05.65   1.0   56.6 341 b:1.6+2 1.8 5.7                   GRFO
 ECH  eP      11:34:06.30   0.1   56.8 337                                   ECH 
      ePcP    11:35:02.85   1.0X
 CLL  iPc     11:34:10.60  -0.1   57.5 343 b:4.4+1 1.6 5.2                   CLL 
      i       11:34:21.60   6.5X
      iPcP    11:35:04.30   0.0X
      eS      11:42:03.00  S res =  -5.0X
      LR      11:52:03.00                  S:3.0-1 21. 4.4 
 MOX  eP      11:34:10.60   1.0   57.3 342 b:7.4+1 1.9 5.4                   MOX 
      e       11:35:03.50  -0.2X
 SUW  eP      11:34:11.40  -0.8   57.7 351                                   SUW 
 TKM2 eP      11:34:11.77  -1.5   57.8  33 b:5.4+1 1.1 5.5                   TKM2
 OBN  eP      11:34:11.88  -0.9   57.8   0                                   OBN 
 RUE  eP      11:34:17.01   0.6   58.3 344 b:1.9+1 .75 5.2                   RUE 
      ePcP    11:35:10.65   3.2X
 WLF  eP      11:34:18.71   1.5   58.4 338                                   WLF 
      LR      11:52:05.11                                  
 CLZ  eP      11:34:19.50  -0.2   58.7 342                                   CLZ 
 MTE  eP      11:34:21.34   1.5   58.7 322                                   MTE 
 BSEG eP      11:34:32.00  -0.1   60.6 343                                   BSEG
      ePcP    11:35:16.40  -0.1X
 ARU  eP      11:34:39.36  -1.4   61.9  14                                   ARU 
 LSA  eP      11:34:39.72  -1.0   61.7  54 b:3.8+1 1.2 5.4                   LSA 
      ePcP    11:35:22.04  -0.1X
 BRVK eP      11:34:44.32  -1.8   62.6  22 b:3.0+1 1.3 5.3                   BRVK
      LR      11:54:05.50                  S:4.9-1 20. 4.7 
 MK31 eP      11:34:53.23  -1.5   63.9  33                                   MK31
 KURK eP      11:34:57.30  -1.3   64.5  28 b:5.5+1 1.3 5.6                   KURK
 CM31 eP      11:35:03.70  -0.4   65.3  68                                   CM31
 CHTO eP      11:35:03.97  -0.7   65.3  68 b:7.1+1 1.4 5.7                   CHTO
 ESK  eP      11:35:12.60   2.0   66.4 337                                   ESK 
 MAW  eP      11:35:16.49   1.1   67.2 169 b:6.6+1 1.2 5.7                   MAW 
 SNAA eP      11:35:52.59   1.5   73.0 192 b:6.6+1 1.7 5.5                   SNAA
 NWAO eP      11:36:36.21  -0.4   80.9 123 b:3.1+1 1.3 5.2                   NWAO
 CASY eP      11:36:38.07   1.2   81.1 157 b:6.2+1 1.4 5.4                   CASY
 MBWA eP      11:36:47.98   0.5   83.0 111                                   MBWA
 BDFB eP      11:36:52.10   0.8   83.7 255                                   BDFB
 BJT  eP      11:36:53.68   0.4   84.2  49 b:4.9+1 1.3 5.6                   BJT 
 SUMG eP      11:37:11.62  -1.1   88.1 343 b:7.3+0 1.1 4.9                   SUMG
 FITZ eP      11:37:15.90   0.4   88.6 108 b:2.3+1 1.1 5.3                   FITZ
 MDJ  eP      11:37:41.25  -0.8   94.4  46 b:3.1+1 1.2 5.6                   MDJ 
 WRAB eP      11:37:52.42  -0.5   96.7 110 b:1.8+1 1.3 5.5                   WRAB
 EGAK ePKPdf  11:43:07.48  -1.2  118.2 359                                   EGAK
 PPLA ePKPdf  11:43:11.13  -0.9  119.8   4                                   PPLA
 PMR  ePKPdf  11:43:13.85  -0.8  121.3   3                                   PMR 
 RC01 ePKPdf  11:43:15.01  -0.6  121.7   3                                   RC01
 BMRM ePKPdf  11:43:15.90  -0.4  122.0   0                                   BMRM
 EDM  ePKPdf  11:43:19.84  -0.2  123.9 338                                   EDM 
 LAO  ePKPdf  11:43:24.49   1.1  125.5 329                                   LAO 
 RSSD ePKPdf  11:43:24.58   0.0  126.0 325                                   RSSD
 EGMT ePKPdf  11:43:25.07   0.2  126.3 332                                   EGMT
 WMOK ePKPdf  11:43:27.58   0.0  127.6 313                                   WMOK
 RLMT ePKPdf  11:43:28.43   0.1  128.1 329                                   RLMT
 GCMT ePKPdf  11:43:28.74   0.7  127.9 330                                   GCMT
 CHMT ePKPdf  11:43:29.31  -0.4  128.7 333                                   CHMT
 HKT  ePKPdf  11:43:29.37   2.4  127.2 306                                   HKT 
 MSO  ePKPdf  11:43:29.49  -0.8  129.1 334                                   MSO 
 BOZ  ePKPdf  11:43:30.64   0.6  128.9 331                                   BOZ 
 DLMT ePKPdf  11:43:31.90   0.5  129.6 332                                   DLMT
 YMR  ePKPdf  11:43:31.93   1.0  129.3 330                                   YMR 
 ISCO ePKPdf  11:43:31.96   0.4  129.5 322                                   ISCO
 LKWY ePKPdf  11:43:32.03   1.5  129.1 330                                   LKWY
 IMW  ePKPdf  11:43:32.10   0.0  129.8 329                                   IMW 
 MOOW ePKPdf  11:43:32.16   0.2  129.9 329                                   MOOW
 MCMT ePKPdf  11:43:32.42  -0.1  130.1 331                                   MCMT
 FLWY ePKPdf  11:43:32.62   1.1  129.6 329                                   FLWY
 JCT  ePKPdf  11:43:32.69  -0.1  130.2 308                                   JCT 
 TPAW ePKPdf  11:43:32.77   0.2  130.1 329                                   TPAW
 LOHW ePKPdf  11:43:32.87   0.8  129.9 329                                   LOHW
 REDW ePKPdf  11:43:32.99   0.4  130.2 329                                   REDW
 OD2  ePKPdf  11:43:33.49   0.4  130.6 338                                   OD2 
 LON  ePKPdf  11:43:33.87  -2.4  132.3 340                                   LON 
 SDCO ePKPdf  11:43:33.94   0.2  130.7 320                                   SDCO
 SMCO ePKPdf  11:43:34.22   0.2  130.7 322                                   SMCO
 HUMO ePKPdf  11:43:36.78  -6.9X 136.3 338                                   HUMO
 JLU  ePKPdf  11:43:36.97   0.0  132.4 326                                   JLU 
 PV01 ePKPdf  11:43:37.27   0.3  132.4 322                                   PV01
 SRU  ePKPdf  11:43:37.42  -0.4  132.9 324                                   SRU 
 PV10 ePKPdf  11:43:37.52   0.3  132.5 323                                   PV10
 BGU  ePKPdf  11:43:38.33   0.3  133.0 328                                   BGU 
 DUG  ePKPdf  11:43:38.79   0.0  133.4 327                                   DUG 
 BNM  ePKPdf  11:43:38.80  -0.3  133.4 316                                   BNM 
 ELK  ePKPdf  11:43:41.55   1.0  134.3 329                                   ELK 
 MSU  ePKPdf  11:43:42.20   1.7  134.3 325                                   MSU 
 ISA  ePKPdf  11:43:42.28  -8.3X 139.8 327                                   ISA 
 CCUT ePKPdf  11:43:42.98   0.0  135.6 325                                   CCUT
 WUAZ ePKPdf  11:43:44.22   0.9  135.8 321                                   WUAZ
 TUC  ePKPdf  11:43:47.00   0.8  137.3 317                                   TUC 
 GSC  ePKPdf  11:43:52.74   3.3X 139.1 325                                   GSC 



 Generated 2007 JUL 19 at 12:48 UTC

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

 


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