Phase Data

Explanation of Parameters


      7 APR 2013  ( 97)

     ot  = 08:40:37.25   +/-   1.17              NEAR COAST OF NORTHERN PERU     
     lat =      -7.986   +/-   11.4
     lon =     -79.593   +/-   15.9              MAGNITUDE 4.6 (GS)       
     dep =        64.3   +/-    6.2   

     64 km (40 miles) WNW of Trujillo, Peru (pop 603,000)
     137 km (85 miles) SSE of Chiclayo, Peru (pop 469,000)
     530 km (329 miles) NNW of LIMA, Peru
     867 km (538 miles) S of QUITO, Ecuador

     nph =   50 of  56    se = 0.58    FE=109                            A   

     error ellipse = (259.0,  1.0, 24.6;168.0, 10.0, 17.4;356.0, 79.0,  9.0)

 mb = 4.6 (  1)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 NNA  ePn     08:41:46.93  -0.3    4.8 146                                   NNA 
 OTAV ePn     08:42:36.34   1.7    8.3   8                                   OTAV
      eSn     08:44:07.99  S res =   1.3 
 PAYG ePn     08:43:39.79   2.0X  12.9 304                                   PAYG
 LPAZ ePn     08:43:50.87  -1.1   13.9 128                                   LPAZ
 MNMC ePn     08:44:01.96  -0.4   14.7 140                                   MNMC
 PB11 ePn     08:44:13.62   5.8X  15.2 142 b:3.0+1 1.5 4.3                   PB11
 GO01 eP      08:44:17.27   2.9X  15.4 140 b:2.0+1 1.5 4.1                   GO01
 SDV  eP      08:44:53.95   0.0   19.0  28 b:8.7+0 .85 4.0                   SDV 
 PTGA eP      08:45:14.42   0.5   20.8  71 b:9.2+0 .60 4.3                   PTGA
 GO03 eP      08:45:19.90  -0.2   21.4 157 b:2.7+1 1.3 4.5                   GO03
 FSCY eP      08:46:13.45  -1.3   27.2 357 b:4.3+2 1.3 5.9                   FSCY
 TEIG eP      08:46:33.38  -0.4   29.3 343 b:2.5+1 1.1 4.8                   TEIG
 ABVI eP      08:46:44.27  -0.3   30.5  29 b:1.0+2 1.0 5.5                   ABVI
 ABTX eP      08:48:43.38  -0.5   44.7 336 b:6.5+0 .60 4.6                   ABTX
 TUL1 eP      08:48:55.59  -0.6   46.3 342 b:9.4+0 .85 4.7                   TUL1
 MNTX eP      08:48:58.46  -0.1   46.5 329 b:1.2+1 1.5 4.6                   MNTX
 319A eP      08:49:12.76  -0.1   48.4 326 b:4.4+0 .65 4.6                   319A
 ANMO eP      08:49:23.00   0.0   49.7 331 b:9.3+0 1.4 4.6                   ANMO
 SDCO eP      08:49:37.95   0.9   51.5 334 b:5.5+0 1.2 4.4                   SDCO
 Q24A eP      08:49:42.37  -1.1   52.4 335 b:3.3+0 .85 4.4                   Q24A
      ePcP    08:50:53.37  -0.3X
 LCMT eP      08:50:00.53   0.0   54.8 327 b:4.7+0 1.3 4.3                   LCMT
 CCUT eP      08:50:03.19  -0.8   55.2 327 b:2.2+0 .86 4.2                   CCUT
 PDAR eP      08:50:19.40  -0.2   57.4 334                                   PDAR
 HWUT eP      08:50:19.50   0.1   57.4 332 b:4.3+0 .90 4.6                   HWUT
 AGMN eP      08:50:21.16  -1.0   57.8 347 b:2.9+1 1.6 5.1                   AGMN
 HVU  eP      08:50:23.41  -0.9   58.1 331 b:4.0+0 .94 4.5                   HVU 
 NV01 eP      08:50:26.94  -0.7   58.6 325                                   NV01
 ELK  eP      08:50:27.15  -0.4   58.5 329 b:2.9+0 .80 4.4                   ELK 
 HLID eP      08:50:39.56   0.4   60.3 331 b:3.1+0 .85 4.5                   HLID
 BOZ  eP      08:50:41.53  -0.1   60.6 335 b:6.0+0 1.4 4.5                   BOZ 
 ORV  eP      08:50:45.92   0.7   61.2 324 b:9.1+0 1.3 4.8                   ORV 
 I07A eP      08:50:58.90   0.4   63.1 329 b:1.0+1 1.1 4.8                   I07A
 F10A eP      08:51:00.78   0.8   63.4 332 b:1.1+1 1.3 4.7                   F10A
 NEW  eP      08:51:10.11  -0.6   65.0 333 b:5.2+0 1.0 4.5                   NEW 
 TOA0 eP      08:52:58.11  -0.2   83.4  76                                   TOA0
 ES06 eP      08:53:00.17  -1.6   84.2  49                                   ES06
 DAWY eP      08:53:03.11   0.0   84.5 338 b:3.3+0 .75 4.5                   DAWY
 SUMG eP      08:53:04.50   0.6   84.7  12 b:3.0+1 1.5 5.1                   SUMG
 INK  eP      08:53:04.87   0.1   84.9 342 b:6.3+0 1.1 4.6                   INK 
 EGAK eP      08:53:08.14   0.0   85.6 338 b:7.9+0 .80 4.9                   EGAK
 KLU  eP      08:53:10.44  -0.1   86.0 334 b:6.8+0 .72 4.9                   KLU 
 RIDG eP      08:53:13.16   0.2   86.5 336 b:6.5+0 .88 4.8                   RIDG
 IL1  eP      08:53:18.76  -0.1   87.8 337                                   IL1 
 FYU  eP      08:53:19.93   0.5   87.9 339 b:1.0+1 1.0 5.0                   FYU 
 RND  eP      08:53:20.41   0.2   88.0 335 b:7.1+0 .60 5.0                   RND 
 MDM  eP      08:53:21.88   0.1   88.4 337 b:7.8+0 .84 4.9                   MDM 
 BWN  eP      08:53:22.48   0.2   88.5 336 b:1.7+1 .76 5.3                   BWN 
 BPAW eP      08:53:25.61   0.1   89.2 335 b:8.0+0 1.1 4.9                   BPAW
 IM3  eP      08:53:33.78   0.4   90.9 337                                   IM3 
 ABKARePKPdf  08:59:34.45   0.9  126.7  32                                   ABKA
 MAJO ePKPpre 08:59:36.26  -3.0X 135.4 315                                   MAJO
 MJB9 ePKPpre 08:59:36.63  -2.7X 135.4 315                                   MJB9
 ZALV ePKPdf  08:59:44.69   0.4  132.5  13                                   ZALV
 WB2  ePKPdf  08:59:52.90  -0.1  136.6 230                                   WB2 



 Generated 2013 APR  7 at 09:30 UTC

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