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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     10 SEP 2007  (253)

     ot  = 01:49:11.33   +/-   0.35              NEAR WEST COAST OF COLOMBIA     
     lat =       2.945   +/-    5.0
     lon =     -78.069   +/-    4.9              MAGNITUDE 6.8 (GS)       
     dep =        10.0  (geophysicist)

     150 km (95 miles) NNE of Tumaco, Colombia (pop 82,000)
     155 km (95 miles) SW of Buenaventura, Colombia (pop 235,000)
     170 km (105 miles) WNW of Popayan, Colombia
     480 km (295 miles) WSW of BOGOTA, Colombia

     nph =  170 of 181    se = 1.22    FE=102                            A   

     error ellipse = (193.6,  0.0,  6.6;103.6,  0.0,  6.3;  0.0,  0.0,  0.0)

 mb = 6.0 (104)  ML = 0.0 (  0)  mblg = 4.9 (  3)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 OTAV ePn     01:49:54.70  -0.8    2.7 188                                   OTAV
 BCIP ePn     01:50:45.06  -1.0    6.4 344 g:5.9-1 1.0 4.4                   BCIP
 SDV  ePn     01:51:30.07   2.1    9.5  51 g:1.2+0 1.2 4.9                   SDV 
 TGUH ePn     01:52:35.70   1.7   14.3 321                                   TGUH
 NNA  ePn     01:52:41.00  -1.1   14.9 175                                   NNA 
 GRGR P       01:53:27.27  -1.1   18.5  60 b:1.0+3 .80 6.1                   GRGR
 MPR  ePn     01:53:29.33   0.5   18.6  34                                   MPR 
 AGPR P       01:53:32.76   1.7   18.8  34                                   AGPR
 AOPR ePn     01:53:33.35   0.5   18.9  35 b:5.8+2 .85 5.8                   AOPR
 SJG  ePn     01:53:34.29  -0.6   19.1  37                                   SJG 
 CPD  eP      01:53:34.95  -0.1   19.2  38                                   CPD 
 HUMP eP      01:53:36.05  -0.3   19.3  38 b:5.1+2 .70 5.9                   HUMP
 CBYP ePn     01:53:37.85  -0.7   19.4  37 b:8.7+2 .85 6.0                   CBYP
 MTP  eP      01:53:37.96   0.0   19.4  38                                   MTP 
 TEIG ePn     01:53:42.77  -1.5   19.9 331 b:2.8+3 1.8 6.3                   TEIG
 FDF  P       01:53:46.14  -2.4   20.4  54                                   FDF 
 BBGH P       01:53:53.29  -1.0   20.9  60 g:7.3-1 .93 5.4  b:7.3+2 .93 6.0  BBGH
 DWPF eP      01:54:38.30   0.8   25.2 353 b:4.3+2 .90 6.1                   DWPF
 LVC  eP      01:54:55.42   2.1   26.9 161                                   LVC 
 LHS  e       01:55:16.40 -16.9X  31.5 356                                   LHS 
 BRAL eP      01:55:19.64   6.7X  29.2 344                                   BRAL
 NHSC eP      01:55:22.73   1.9   30.1 356                                   NHSC
 GOGA eP      01:55:26.31  -0.4   30.7 351                                   GOGA
 COW  P       01:55:28.90   5.3X  30.4 356                                   COW 
 LRAL eP      01:55:28.94  -0.9   31.1 345                                   LRAL
 KVTX eP      01:55:30.44   1.8   30.9 324                                   KVTX
 VBMS eP      01:55:33.00   0.5   31.4 339                                   VBMS
 JSC  P       01:55:33.72   1.8   31.3 355                                   JSC 
 HKT  P       01:55:34.09  -1.2   31.7 330 b:2.4+2 1.4 5.9                   HKT 
 BBSR P       01:55:36.92   0.3   31.9  22 b:1.5+2 .85 5.9                   BBSR
 CNNC P       01:55:40.47   1.4   32.1   0 b:7.3+1 .75 5.7                   CNNC
 NATX eP      01:55:42.95  -0.6   32.6 333                                   NATX
 PLAL P       01:55:44.07  -4.4X  33.2 345 b:2.5+2 1.3 6.0                   PLAL
 LCO  P       01:55:44.93   1.8   32.6 168 b:3.2+2 .95 6.2                   LCO 
 SWET eP      01:55:45.09  -1.0   32.9 348                                   SWET
 CPCT eP      01:55:45.57  -0.1   32.9 350                                   CPCT
 OXF  P       01:55:47.37  -0.5   33.1 343 b:3.3+2 1.1 6.2                   OXF 
 TZTN eP      01:55:53.25  -0.5   33.8 352                                   TZTN
 WVT  P       01:55:54.91  -2.5   34.2 346 b:1.3+2 1.1 5.7                   WVT 
 UALR eP      01:55:56.65  -1.7   34.3 339                                   UALR
 JCT  eP      01:55:56.90  -0.7   34.2 325                                   JCT 
 BLA  P       01:55:57.09   0.2   34.2 357 b:3.5+2 1.0 6.2                   BLA 
 ELN  P       01:55:57.69   0.5   34.2 356                                   ELN 
 MIAR P       01:55:58.54  -2.0   34.6 337 b:1.7+2 1.1 5.8                   MIAR
 MET  eP      01:55:58.65   4.5X  33.9 342                                   MET 
 HBAR P       01:56:00.67   1.1   34.5 342                                   HBAR
 GNAR eP      01:56:01.13   0.0   34.7 343                                   GNAR
 UTMT eP      01:56:01.22  -0.2   34.7 345                                   UTMT
 HALT P       01:56:01.27   2.3   34.4 344                                   HALT
 GLAT eP      01:56:01.70  -0.1   34.7 344                                   GLAT
 PARMOP       01:56:05.39  -0.7   35.2 344                                   PARM
 URVA P       01:56:06.43   7.1X  34.5   1                                   URVA
 WCI  P       01:56:09.98  -1.9   35.9 349 b:2.0+2 1.0 5.9                   WCI 
 USIN eP      01:56:10.73  -1.4   35.9 347                                   USIN
 SIUC eP      01:56:11.73  -1.6   36.1 345                                   SIUC
 MVL  P       01:56:12.20  -8.2X  36.9   2 b:3.5+2 1.2 6.0                   MVL 
 FVM  eP      01:56:16.08  -2.2   36.7 344                                   FVM 
 SDMD P       01:56:17.02   1.8   36.3   2 b:6.2+2 1.7 6.2                   SDMD
 OLIL P       01:56:17.14  -2.1   36.8 347 b:3.8+2 1.1 6.1                   OLIL
 BLO  P       01:56:18.08  -2.0   36.9 349 b:7.7+2 1.3 6.3                   BLO 
 MCWV e       01:56:18.19   0.7   36.6 358 b:7.4+2 1.7 6.2                   MCWV
 WMOK P       01:56:19.42  -2.1   37.0 331 b:2.0+2 1.1 5.8                   WMOK
 SLM  P       01:56:23.27   0.3   37.2 344 b:3.6+2 1.3 6.0                   SLM 
 ACSO P       01:56:23.92  -0.4   37.4 354 b:1.8+2 .95 5.8                   ACSO
 CPNY P       01:56:30.25   1.9   37.9   5 b:6.0+2 2.0 6.0                   CPNY
 BRNJ P       01:56:30.41   3.4X  37.7   4 b:3.3+2 1.3 5.9                   BRNJ
 PAL  P       01:56:30.84   0.7   38.1   5 b:1.7+2 .98 5.8                   PAL 
 AMTX P       01:56:34.00  -1.0   38.6 328 b:2.8+2 1.5 5.7                   AMTX
 ALLY P       01:56:34.07  -0.4   38.6 358 b:3.0+2 .95 6.0                   ALLY
 BINY P       01:56:39.34   0.3   39.1   2 b:3.9+2 1.2 6.0                   BINY
 BRYW e       01:56:41.34   1.3   39.2   8 b:1.2+3 1.6 6.3                   BRYW
 KSU1 P       01:56:42.35  -2.0   39.8 337 b:3.6+2 .85 6.1                   KSU1
 SPB  P       01:56:42.69  -2.4   39.8 133                                   SPB 
 QUA2 P       01:56:42.99   0.9   39.5   7 b:5.8+2 1.3 6.1                   QUA2
 WES  P       01:56:45.19   1.2   39.7   8 b:1.6+3 1.6 6.4                   WES 
 HRV  P       01:56:45.58   0.8   39.8   8 b:2.2+2 1.0 5.8                   HRV 
 CBKS P       01:56:52.45  -0.7   40.8 334 b:5.8+2 1.2 6.2                   CBKS
 ACCN P       01:56:53.00   2.9   40.5   5 b:2.2+2 1.1 5.7                   ACCN
 FFD  P       01:56:53.86   1.3   40.8   7 b:3.0+2 1.1 5.9                   FFD 
 BNM  P       01:56:54.39   0.3   40.9 323                                   BNM 
 NCB  P       01:56:55.18   0.6   41.0   4 b:4.7+2 1.2 6.1                   NCB 
 JFWS P       01:56:55.27  -1.4   41.3 346 b:1.2+2 .88 5.6                   JFWS
 LPM  P       01:56:55.61   0.6   41.0 323                                   LPM 
 HNH  P       01:56:55.79   2.0   40.9   6 b:2.0+3 1.8 6.5                   HNH 
 LENM P       01:56:56.77   0.9   41.1 322                                   LENM
 MDV  P       01:56:56.96   1.5   41.1   5                                   MDV 
 ANMO P       01:56:57.63  -0.1   41.3 324 b:2.3+2 .98 5.9                   ANMO
 LAZ  P       01:56:58.37   0.3   41.4 323                                   LAZ 
 LBNH P       01:56:59.55   1.0   41.5   7 b:1.7+2 .88 5.8                   LBNH
 LONY P       01:56:59.94   0.3   41.6   4 b:2.7+2 1.2 5.9                   LONY
 FRNY P       01:57:00.07  -1.9   41.9   5 b:4.1+2 1.2 6.0                   FRNY
 SDCO P       01:57:09.67  -0.1   42.8 327 b:4.9+2 1.4 6.0                   SDCO
 PKME P       01:57:10.67   1.0   42.8   9 b:1.3+2 1.0 5.6                   PKME
 TRQA P       01:57:13.96  -0.6   43.4 161 b:4.0+2 1.1 6.1                   TRQA
 ECSD P       01:57:14.47  -3.1X  43.8 341 b:2.3+2 1.1 5.9                   ECSD
 COWI P       01:57:17.17  -2.3   44.1 349 b:2.6+2 1.2 5.9                   COWI
 ISCO P       01:57:22.19  -0.3   44.4 329 b:5.6+2 1.8 6.1                   ISCO
 PV01 P       01:57:25.65   0.1   44.8 325                                   PV01
 WUAZ P       01:57:25.74   0.5   44.7 320 b:3.0+2 1.0 6.1                   WUAZ
 PV10 P       01:57:28.55  -0.5   45.2 325                                   PV10
 PHWY e       01:57:31.66   0.8   45.4 331                                   PHWY
 GLA  P       01:57:32.40   0.4   45.6 315 b:3.8+2 1.4 6.2                   GLA 
 EYMN P       01:57:34.52  -2.7   46.3 348 b:2.0+2 1.1 6.0                   EYMN
 SRU  P       01:57:39.35  -0.2   46.6 325 b:1.9+2 1.0 6.1                   SRU 
 RWWY P       01:57:40.14   0.2   46.6 330 b:5.0+2 1.3 6.4                   RWWY
 BAR  P       01:57:42.04   1.3   46.7 314 b:9.9+1 1.1 5.8                   BAR 
 RSSD P       01:57:42.11  -0.9   47.0 334 b:6.6+2 1.3 6.6                   RSSD
 ARUT e       01:57:42.15  -4.4X  47.4 321                                   ARUT
 TMUT P       01:57:43.81   0.0   47.1 325                                   TMUT
 LDFC P       01:57:43.97   1.5   46.9 317 b:3.2+2 1.2 6.3                   LDFC
 MSU  P       01:57:44.15   0.0   47.1 323                                   MSU 
 PFO  P       01:57:44.29   0.8   47.0 315 b:2.1+2 1.5 6.0                   PFO 
 AGMN P       01:57:45.80  -2.4   47.7 344 b:8.6+1 1.0 5.8                   AGMN
 MPU  P       01:57:49.26   0.0   47.8 325 b:1.5+2 1.0 6.0                   MPU 
 DAU  P       01:57:49.63  -0.2   47.8 326                                   DAU 
 JLU  P       01:57:49.83  -1.7   48.1 326                                   JLU 
 NLU  P       01:57:51.20   0.2   48.0 325                                   NLU 
 GSC  P       01:57:52.78   0.4   48.2 317 b:2.8+2 1.4 6.1                   GSC 
 CTU  P       01:57:53.42   0.2   48.3 326 b:2.2+2 1.0 6.1                   CTU 
 BW06 P       01:57:54.19  -1.1   48.6 329 b:3.0+2 1.3 6.2                   BW06
 CCUT P       01:57:54.49   9.4X  47.2 321                                   CCUT
 DUG  P       01:57:55.22  -0.2   48.6 324 b:1.6+2 1.0 6.0                   DUG 
 MWC  P       01:57:55.61   0.8   48.5 315 b:3.9+2 1.6 6.2                   MWC 
 NOQ  P       01:57:55.74   1.1   48.5 325 b:2.0+2 1.1 6.1                   NOQ 
 TPNV P       01:57:57.08   0.5   48.7 319 b:2.5+2 1.4 6.1                   TPNV
 BGU  P       01:57:59.43  -0.6   49.2 325                                   BGU 
 SPUT P       01:58:00.32   0.9   49.1 326                                   SPUT
 AHID P       01:58:00.90  -0.5   49.4 328 b:1.5+2 1.0 5.9                   AHID
 SNCC P       01:58:01.00   2.0   49.1 313 b:3.6+2 1.4 6.2                   SNCC
 REDW P       01:58:02.78  -0.9   49.7 329 b:5.8+2 1.2 6.4                   REDW
 ISA  P       01:58:03.05   0.4   49.5 316 b:8.3+1 .93 5.7                   ISA 
 LOHW P       01:58:03.06  -0.9   49.7 329 b:2.3+2 1.0 6.1                   LOHW
 SNOW P       01:58:03.66  -0.2   49.7 329 b:3.4+2 1.0 6.3                   SNOW
 HVU  P       01:58:03.72   0.5   49.6 326 b:1.0+2 .98 5.8                   HVU 
 TPAW P       01:58:03.89  -0.9   49.8 329 b:1.7+2 1.0 6.0                   TPAW
 MOOW P       01:58:04.01  -1.3   49.9 329 b:1.9+2 1.0 6.0                   MOOW
 RRI2 P       01:58:04.71  -0.8   49.9 328 b:1.7+2 .93 6.0                   RRI2
 IMW  P       01:58:06.02  -0.9   50.1 329 b:2.4+2 .93 6.2                   IMW 
 RLMT P       01:58:06.17  -0.8   50.1 331 b:1.5+2 .98 5.9                   RLMT
 LAO  P       01:58:06.47   0.8   50.0 335 b:1.5+2 .95 5.9                   LAO 
 FLWY P       01:58:06.86   0.0   50.1 330 b:5.1+2 1.2 6.4                   FLWY
 TPH  P       01:58:06.95   0.5   50.0 319 b:1.7+2 1.3 5.9                   TPH 
 DCID1P       01:58:07.79   1.6   50.0 329                                   DCID
 MTUM P       01:58:10.36   0.3   50.5 318                                   MTUM
 LKWY P       01:58:10.79   2.4   50.3 330 b:5.4+1 .83 5.5                   LKWY
 GCMT P       01:58:10.93  -1.4   50.8 332                                   GCMT
 YFT  P       01:58:11.16   1.7   50.4 330                                   YFT 
 DGMT e       01:58:11.34   1.0   50.6 338                                   DGMT
 YMR  P       01:58:11.97   0.9   50.6 330 b:2.4+2 .96 6.1                   YMR 
 YNR  P       01:58:11.97   1.7   50.5 330                                   YNR 
 QLMT P       01:58:13.93   0.3   51.0 330                                   QLMT
 BMN  P       01:58:16.34  -0.3   51.4 322 b:3.9+2 1.0 6.3                   BMN 
 BOZ  P       01:58:17.37  -1.3   51.7 330 b:2.2+2 1.1 6.0                   BOZ 
 HLID P       01:58:17.74  -1.2   51.7 327 b:3.8+1 .75 5.4                   HLID
 MCMT P       01:58:19.37   0.2   51.7 329                                   MCMT
 HRY  P       01:58:22.27  -2.7   52.5 331                                   HRY 
 SAO  P       01:58:22.32   0.0   52.2 316 b:3.4+2 1.5 6.0                   SAO 
 CMB  P       01:58:22.43   0.6   52.1 318 b:1.2+2 1.4 5.6                   CMB 
 PAHR P       01:58:23.81   0.1   52.3 320 b:5.0+2 1.4 6.2                   PAHR
 EGMT P       01:58:24.87  -0.1   52.5 334 b:2.0+2 1.1 5.9                   EGMT
 WVOR P       01:58:31.12  -0.5   53.4 323 b:7.3+2 1.2 6.5                   WVOR
 CHMT P       01:58:31.53   0.3   53.4 331                                   CHMT
 MSO  P       01:58:32.32  -0.9   53.6 330 b:1.9+2 1.4 5.9                   MSO 
 OHCM P       01:58:32.46   0.3   53.5 318                                   OHCM
 BMO  P       01:58:35.22  -1.5   54.1 326 b:5.2+1 1.0 5.5                   BMO 
 NSHM P       01:58:35.57   0.9   53.8 317                                   NSHM
 MOD  P       01:58:36.74  -0.2   54.1 322 b:1.1+2 1.1 5.8                   MOD 
 HOPS P       01:58:39.88   1.2   54.4 317 b:2.9+2 1.4 6.1                   HOPS
 WDC  P       01:58:40.93  -1.0   54.8 319 b:2.6+1 .75 5.3                   WDC 
 LNOR P       01:58:44.18  -1.0   55.3 327                                   LNOR
 KCPM P       01:58:45.26   1.5   55.1 318                                   KCPM
 NEW  P       01:58:50.47  -1.2   56.2 330 b:2.0+2 1.3 6.0                   NEW 
 RSW  P       01:58:52.54  -0.1   56.3 327                                   RSW 
 OD2  P       01:58:53.42  -0.1   56.5 328                                   OD2 
 KBO  P       01:58:56.94   1.1   56.8 320                                   KBO 
 HOOD P       01:58:57.19   0.6   56.9 324 b:7.6+2 1.2 6.6                   HOOD
 KEBM P       01:59:00.93   2.3   57.2 321                                   KEBM
 ETW  P       01:59:01.84   1.1   57.5 327                                   ETW 
 LON  P       01:59:02.48  -0.4   57.8 326 b:1.2+2 .98 5.9                   LON 
 HEBO P       01:59:07.55   2.8   58.0 323 b:4.0+2 1.0 6.4                   HEBO
 JCW  P       01:59:08.92  -0.2   58.7 327                                   JCW 



 Generated 2007 SEP 10 at 02:02 UTC

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


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