Phase Data

Explanation of Parameters


     11 MAR 2013  ( 70)

     ot  = 15:22:34.32   +/-   0.62              GULF OF MEXICO                  
     lat =      27.609   +/-    6.5
     lon =     -91.962   +/-    3.1              MAGNITUDE 2.9 (GS)       
     dep =        10.0  (geophysicist)

     243 km (151 miles) SSW of Morgan City, Louisiana
     251 km (156 miles) SSW of Houma, Louisiana
     318 km (198 miles) SW of New Orleans, Louisiana
     324 km (202 miles) SSW of BATON ROUGE, Louisiana

     nph =   46 of  47    se = 0.75    FE=526                            A   

     error ellipse = (164.3,  0.0,  8.8; 74.3,  0.0,  3.3;  0.0,  0.0,  0.0)

 mb = 0.0 (  0)  ML = 0.0 (  0)  mblg = 2.8 (  4)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 HKT  ePn     15:23:38.50   1.2    4.1 305                                   HKT 
      eSn     15:24:16.61  S res =  -9.0X
 NATX ePn     15:23:46.59   0.5    4.8 331                                   NATX
 KVTX ePn     15:23:55.05   2.0    5.3 271                                   KVTX
 Z41A ePn     15:23:59.51   0.8    5.7 353                                   Z41A
 435B ePn     15:24:01.29   0.2    5.8 304 g:1.0-2 .82 2.7                   435B
 147A ePn     15:24:03.42   0.6    6.0  31                                   147A
 WLAR ePn     15:24:05.44   0.4    6.1 351                                   WLAR
 451A ePn     15:24:07.22   1.2    6.2  60                                   451A
 CCAR ePn     15:24:07.52   0.4    6.3   1                                   CCAR
 WHTX ePn     15:24:10.51   0.9    6.5 314                                   WHTX
 833A ePn     15:24:10.75  -0.8    6.6 278                                   833A
 250A ePn     15:24:13.04   1.8    6.6  47                                   250A
 X40A ePn     15:24:15.11  -0.4    6.9 354                                   X40A
 LRAL ePn     15:24:15.75   0.2    6.9  37                                   LRAL
 MIAR ePn     15:24:18.46   0.9    7.0 349                                   MIAR
 UALR ePn     15:24:18.56  -0.4    7.1 358                                   UALR
 OXF  ePn     15:24:19.56  -0.4    7.2  17 g:3.0-2 1.1 3.1                   OXF 
 LNIG ePn     15:24:19.67  -0.8    7.3 250                                   LNIG
 JCT  ePn     15:24:22.71  -0.2    7.4 295 g:1.0-2 .73 2.9                   JCT 
 W41B ePn     15:24:24.33   0.0    7.5 358                                   W41B
 X37A ePn     15:24:24.57   0.2    7.5 338                                   X37A
 Z50A ePn     15:24:25.87  -0.2    7.7  41                                   Z50A
 W39A ePn     15:24:27.67   0.9    7.7 349                                   W39A
 Y49A ePn     15:24:28.50  -0.1    7.8  36                                   Y49A
 X48A ePn     15:24:30.72  -0.2    8.0  31                                   X48A
 PLAL ePn     15:24:31.54   0.0    8.1  23                                   PLAL
 152A ePn     15:24:31.73   0.5    8.1  49                                   152A
 ABTX ePn     15:24:35.54   0.5    8.3 309                                   ABTX
 WVT  ePn     15:24:46.03  -0.9    9.2  21                                   WVT 
 SWET ePn     15:24:46.10  -0.6    9.2  33                                   SWET
 WMOK ePn     15:24:46.25  -0.8    9.2 322                                   WMOK
 V48A ePn     15:24:46.55  -0.7    9.2  27                                   V48A
 PBMO ePn     15:24:46.79  -0.8    9.2   8                                   PBMO
 GOGA ePn     15:24:49.01   0.1    9.3  50                                   GOGA
 W50A ePn     15:24:50.20  -0.5    9.5  35                                   W50A
 T42A ePn     15:24:50.29   0.2    9.4   4                                   T42A
 T45A ePn     15:24:54.96  -0.2    9.8  16                                   T45A
 CPCT ePn     15:24:58.68  -0.3   10.1  37                                   CPCT
 T47A ePn     15:25:00.26  -0.7   10.2  23                                   T47A
 TX31 ePn     15:25:03.57  -0.7   10.4 282                                   TX31
 HODGEePn     15:25:05.55  -1.1   10.6  49                                   HODG
 TKL  ePn     15:25:06.80   0.1   10.6  39                                   TKL 
 T49A ePn     15:25:10.34  -0.2   10.9  28                                   T49A
 AMTX ePn     15:25:10.94  -1.3   11.0 314                                   AMTX
 TZTN ePn     15:25:17.35   0.0   11.4  37                                   TZTN
 MNTX ePn     15:25:29.55  -0.9   12.4 293 g:2.5-3 .98 2.5  b:1.3+0 .38 4.5X MNTX



 Generated 2013 MAR 11 at 20:02 UTC

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