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Earthquake Hazards Program
Phase Data

Explanation of Parameters


      8 JUL 2007  (189)

     ot  = 04:29:38.65   +/-   0.53              COLOMBIA                        
     lat =       5.199   +/-    3.6
     lon =     -72.707   +/-    4.1                                       
     dep =        62.1   +/-    5.1   

     40 km (25 miles) WSW of Yopal, Colombia (pop 57,000)
     80 km (50 miles) ESE of Tunja, Colombia (pop 115,000)
     155 km (95 miles) NE of Villavicencio, Colombia (pop 305,000)
     165 km (105 miles) ENE of BOGOTA, Colombia

     nph =   53 of  58    se = 0.71    FE=103                            A   

     error ellipse = (320.2, 86.1,  7.9; 66.9,  1.1,  6.4;157.0,  3.7,  5.4)

 mb = 4.4 ( 28)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 4.8 (  1)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 ROSC ePn     04:30:04.83  -1.0    1.7 258 d:3.3+2     4.8                   ROSC
 SDV  ePn     04:30:39.43  -1.0    4.2  29 d:3.2+2     5.8X L:4.9-1 .60 4.3X SDV 
      eSn     04:31:30.05  S res =   1.7X  g:3.7-1 .85 4.0X
 OTAV ePn     04:31:27.47   0.7    7.6 230 d:2.6+2     6.9X L:2.5-2 1.1 3.7X OTAV
      eSg     04:33:32.32                  g:2.0-2 1.0 3.1X b:1.5+1 .85 4.7X
 BCIP ePn     04:31:33.39  -0.2    8.1 300                                   BCIP
 PCRV P       04:31:52.19   0.7    9.4  58                                   PCRV
 SDDR ePn     04:32:51.90   0.9   13.8   6 g:2.1-2 .78 3.6X b:2.1+1 .78 4.8X SDDR
 SJG  P       04:32:58.16  -0.4   14.3  26                                   SJG 
 TEIG eP      04:34:21.51   1.5   21.3 316 g:1.7-2 1.1 3.7X b:1.7+1 1.1 4.3  TEIG
 LPAZ eP      04:34:26.59   0.0   21.8 168 g:1.2-2 .75 3.7X b:1.2+1 .75 4.4  LPAZ
 SIV  P       04:34:47.22  -0.6   24.0 152                                   SIV 
 BDFB P       04:36:00.76   0.9   32.0 131                                   BDFB
      LR      04:49:48.72                                  
 WVT  eP      04:36:15.27   0.7   33.8 338 b:4.6+0 1.0 4.3                   WVT 
 CPUP eP      04:36:24.38   1.7   34.7 155 b:8.1+0 .59 4.8                   CPUP
 WCI  eP      04:36:26.95   0.7   35.1 341 b:3.7+0 .68 4.4                   WCI 
 CCM  eP      04:36:40.59   0.0   36.8 335 b:1.8+1 .95 5.0                   CCM 
 WMOK eP      04:36:49.57  -1.4   38.0 324 b:2.9+0 .95 4.2                   WMOK
 TXAR P       04:36:49.65  -0.1   37.9 313                                   TXAR
      PcP     04:39:07.10   1.9X
 HDIL eP      04:36:51.84  -0.8   38.2 339 b:8.4+0 .45 5.0                   HDIL
 AMTX eP      04:37:06.09  -0.4   39.9 322 b:3.6+0 .42 4.6                   AMTX
 SCIA eP      04:37:14.54   0.0   40.9 336 b:1.2+1 .80 4.7                   SCIA
 ANMO eP      04:37:32.80   0.6   43.0 318 b:1.1+0 .80 3.7                   ANMO
 LAZ  eP      04:37:33.94   0.6   43.1 317                                   LAZ 
 ECSD eP      04:37:37.42  -0.8   43.8 335 b:3.6+0 .35 4.6                   ECSD
 SDCO eP      04:37:41.58   0.6   44.1 322 b:1.0+0 .68 3.7                   SDCO
 TUC  eP      04:37:45.28   0.0   44.6 312 b:1.5+0 .80 3.8                   TUC 
 EYMN eP      04:37:51.82  -0.3   45.5 342 b:5.0+0 .45 4.7                   EYMN
 PLCA P       04:37:53.17  -0.8   45.7 178                                   PLCA
 PV01 eP      04:37:58.78   0.8   46.2 320                                   PV01
 AGMN eP      04:38:05.19  -0.6   47.3 339 b:2.1+0 .40 4.4                   AGMN
 RSSD eP      04:38:08.07   0.0   47.5 329 b:1.5+0 .48 4.2                   RSSD
 ULM  eP      04:38:17.87  -0.7   48.9 340 b:3.9+0 .34 4.9                   ULM 
 BW06 eP      04:38:23.39  -0.9   49.6 325 b:8.4-1 .66 3.9                   BW06
 DUG  eP      04:38:28.25   0.4   50.1 320 b:1.5+0 .65 4.2                   DUG 
 BGU  eP      04:38:32.03   0.1   50.6 321                                   BGU 
 REDW eP      04:38:32.95   0.3   50.7 324 b:4.3+0 .95 4.5                   REDW
 LOHW eP      04:38:33.10   0.4   50.7 325                                   LOHW
 MOOW eP      04:38:33.94   0.0   50.9 325 b:1.5+0 .75 4.1                   MOOW
 TPAW eP      04:38:34.10   0.4   50.9 324 b:1.6+0 .66 4.2                   TPAW
 BOZ  eP      04:38:46.17  -0.1   52.6 326 b:1.0+0 .76 3.9                   BOZ 
 HLID eP      04:38:49.11   0.0   53.0 323 b:8.5-1 .67 3.9                   HLID
 NVAR P       04:38:49.50   0.6   52.9 315                                   NVAR
 FFC  eP      04:39:01.48  -0.2   54.7 340 b:3.4+0 .43 4.7                   FFC 
 WVOR eP      04:39:03.14  -0.9   55.0 320 b:7.7+0 1.1 4.6                   WVOR
 YKA  P       04:40:11.60   0.2   64.9 340                                   YKA 
 DBIC eP      04:40:27.71  -0.9   67.5  85 b:1.2+1 1.1 4.8                   DBIC
 ESDC P       04:40:45.99  -0.3   70.4  50                                   ESDC
 TORD P       04:41:06.13  -0.6   73.7  78                                   TORD
 INK  eP      04:41:12.19   1.0   74.7 340                                   INK 
 GERESP       04:42:02.19   0.9   83.8  42                                   GERE
 ASAR PKPbc   04:49:18.30  -1.0  148.5 232                                   ASAR
 WRAB ePKPbc  04:49:22.43  -0.4  149.9 239                                   WRAB
      ePKPab  04:49:29.26   0.8X
 WB2  ePKPbc  04:49:22.63  -0.2  149.9 238                                   WB2 
 WRA  PKPbc   04:49:22.76  -0.1  149.9 238                                   WRA 



 Generated 2007 JUL 25 at 04:25 UTC

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

 


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