Phase Data

Explanation of Parameters


      2 MAR 2013  ( 61)

     ot  = 15:29:41.62   +/-   2.52              ALABAMA                         
     lat =      33.799   +/-    5.8
     lon =     -87.367   +/-    5.3              MAGNITUDE 2.8 (GS)       
     dep =         3.9   +/-    7.0   

     9 km (6 miles) WSW of Jasper, Alabama (pop 14,000)
     61 km (38 miles) WNW of Birmingham, Alabama (pop 242,000)
     64 km (40 miles) SW of Cullman, Alabama (pop 13,000)
     187 km (116 miles) NNW of MONTGOMERY, Alabama

     nph =   46 of  49    se = 1.24    FE=507                            A   

     error ellipse = (  2.0, 59.0, 11.4;235.0, 19.0,  9.0;137.0, 22.0,  6.5)

 mb = 0.0 (  0)  ML = 0.0 (  0)  mblg = 2.7 ( 35)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 X48A ePg     15:29:54.57  -0.6    0.7  22                                   X48A
      eSg     15:30:02.13  S res =  -2.1 
 LRAL ePg     15:29:56.74  -0.7    0.8 158                                   LRAL
      eSb     15:30:08.73  S res =  -1.2 
 Y49A ePg     15:29:56.90   0.0    0.8  86                                   Y49A
      eSb     15:30:08.51  S res =  -0.7 
 PLAL ePn     15:30:04.63  -2.2    1.3 334                                   PLAL
      eSg     15:30:22.09  S res =  -1.9 
 Z50A ePn     15:30:06.02  -0.9    1.3 114                                   Z50A
      eSn     15:30:24.19  S res =  -0.8 
 147A ePn     15:30:07.27   0.0    1.4 214 g:8.0-2 .77 2.9                   147A
      eSn     15:30:26.35  S res =   0.7 
 OXF  ePn     15:30:12.92  -1.0    1.8 293 g:1.3-1 .93 3.2                   OXF 
      eSn     15:30:37.26  S res =  -0.4 
 SWET ePn     15:30:14.63   0.5    1.8  40 g:3.0-2 .79 2.6                   SWET
      eSn     15:30:38.69  S res =   0.8 
 V48A ePn     15:30:15.12  -0.9    2.0  13 g:4.0-2 1.0 2.7                   V48A
      eSn     15:30:41.02  S res =  -0.4 
 250A ePn     15:30:15.86  -0.9    2.0 153 g:3.0-2 .70 2.7                   250A
      eSn     15:30:45.80  S res =   3.2 
 W50A ePn     15:30:19.83   0.8    2.2  50 g:5.0-2 1.0 2.9                   W50A
      eSn     15:30:45.60  S res =  -1.1 
 X51A ePn     15:30:20.54   1.4    2.2  69 g:4.0-2 .95 2.8                   X51A
      eSn     15:30:47.56  S res =   0.5 
 WVT  ePn     15:30:21.59   0.5    2.4 351 g:2.0-2 .85 2.5                   WVT 
      eSn     15:30:50.23  S res =  -0.3 
 152A ePn     15:30:25.00   2.1    2.5 116 g:3.0-2 .77 2.6                   152A
      eSn     15:30:54.34  S res =   0.6 
 CPCT ePn     15:30:29.81   1.7    2.9  54 g:2.0-2 .86 2.6                   CPCT
      eSn     15:31:05.93  S res =   2.8 
 GOGA ePn     15:30:35.62   1.9    3.3  96                                   GOGA
      eSn     15:31:14.66  S res =   1.5 
 TKL  ePn     15:30:37.02   0.3    3.5  57 g:1.0-2 .77 2.5                   TKL 
      eSn     15:31:19.92  S res =   1.4 
 T49A ePn     15:30:38.67   0.1    3.6  24 g:3.0-2 .77 2.9                   T49A
      eSb     15:31:31.92  S res =   1.4 
 PBMO ePn     15:30:40.68  -1.5    3.9 321                                   PBMO
      eSb     15:31:41.47  S res =   3.3X
 BG3  ePn     15:30:44.58   2.8    3.9  71 g:2.0-2 .79 2.6                   BG3 
      eSn     15:31:27.18  S res =  -0.3 
 V53A ePn     15:30:46.16  -0.2    4.2  62 g:2.0-2 1.1 2.8                   V53A
      eSn     15:31:36.87  S res =   1.1 
      eSg     15:31:54.17  S res =  -2.0 
 W41B ePn     15:30:47.64   0.4    4.3 290                                   W41B
      eSn     15:31:39.47  S res =   2.1 
 HODGEePn     15:30:47.85   0.5    4.3  83                                   HODG
      eSn     15:31:38.13  S res =   0.6 
 T47A eSn     15:31:15.25   4.2X   3.2   4 g:4.0-2 1.0 2.9                   T47A
 TZTN eLR     15:31:52.79          4.2  48                                   TZTN



 Generated 2013 MAR  3 at 02:49 UTC

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