Phase Data

Explanation of Parameters


      8 AUG 2010  (220)

     ot  = 01:12:38.43   +/-   0.46              WESTERN TEXAS                   
     lat =      32.991   +/-    7.2
     lon =    -100.788   +/-    3.9              MAGNITUDE 3.4 (GS)       
     dep =         5.0  (geophysicist)

     30 km (20 miles) NNE of Snyder, Texas (pop 12,000)
     70 km (40 miles) NNW of Sweetwater, Texas (pop 11,000)
     120 km (75 miles) ESE of Lubbock, Texas (pop 199,000)
     420 km (260 miles) NW of AUSTIN, Texas

     nph =   19 of  51    se = 1.12    FE=498                            A   

     error ellipse = (178.4,  0.0,  9.6; 88.4,  0.0,  5.1;  0.0,  0.0,  0.0)

 mb = 0.0 (  0)  ML = 4.1 (  8)  mblg = 3.4 ( 13)  md = 4.6 (  1)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 ABTX ePg     01:12:58.21   0.0    1.0 110 d:3.4+2     4.6  L:2.2+0 .43 3.4  ABTX
      eSg     01:13:11.12  S res =  -0.5X
 WMOK ePn     01:13:20.44   1.8    2.4  43 L:2.7-1 .80 3.3  g:8.0-2 .82 3.1  WMOK
      eSn     01:13:50.14  S res =   1.6X
 CPRX ePn     01:13:21.14   0.0    2.6 272                                   CPRX
      eSn     01:13:52.75  S res =  -0.2X
 JCT  ePn     01:13:21.31  -0.4    2.6 161 L:3.5+0 .60 4.5  g:7.2-1 .85 4.1  JCT 
      eSn     01:13:53.72  S res =  -0.5X
      eSg     01:13:59.83  S res =  -3.5X
 CLNB ePn     01:13:22.71   0.0    2.7 255                                   CLNB
      eSn     01:13:55.45  S res =  -0.4X
 WHTX ePn     01:13:27.07   0.6    3.0 109 d:2.5+2     5.1X L:4.5-1 .45 3.8  WHTX
      ePg     01:13:34.78  -0.9X           g:3.6-1 .83 3.8 
      eSn     01:14:02.34  S res =  -0.3X
      eSg     01:14:11.89  S res =  -2.5X
 GDL2 ePn     01:13:29.50   1.1    3.1 256                                   GDL2
 W34A ePn     01:13:32.55   1.0X   3.4  47 L:4.4-1 .73 4.0  g:1.3-1 .73 3.5  W34A
      ePg     01:13:41.37  -1.4X
      eSn     01:14:12.46  S res =   0.6X
 LPM  ePn     01:13:54.55  -0.4    5.0 287                                   LPM 
      ePb     01:14:06.71  -0.7X
      ePg     01:14:12.49  -2.7X
      eSg     01:15:12.82  S res =  -7.8X
 TUL1 ePn     01:13:55.46   0.6    5.1  53 d:2.4+2     5.9X L:3.2-1 1.0 4.4  TUL1
      ePb     01:14:05.62  -1.7X           g:5.0-2 .85 3.2 
      ePg     01:14:13.51  -1.7X
      eSn     01:14:54.08  S res =   0.5X
      eSg     01:15:18.67  S res =  -2.0X
 T25A ePn     01:13:55.60   0.0    5.1 325 L:5.7-1 .68 4.6  g:1.1-1 .85 3.6  T25A
 ANMO ePn     01:13:55.60  -0.1    5.1 294 L:2.0-1 .75 4.2  g:7.0-2 .80 3.4  ANMO
      ePb     01:14:06.66  -1.6X
      ePg     01:14:11.05  -5.1X
      eSn     01:14:54.63  S res =  -0.5X
      eSg     01:15:13.44  S res =  -8.9X
 LAZ  ePn     01:14:00.60  -0.3    5.5 287 d:3.1+2     6.3X L:7.5-2 .72 3.8X LAZ 
      eSg     01:15:28.49  S res =  -5.9X  g:5.6-2 .88 3.3  b:2.4+1 .64 5.0X
 121A ePn     01:14:05.86  -1.0    5.9 267 d:4.0+2     6.6X L:1.3-1 .70 4.1X 121A
      ePg     01:14:25.45  -6.2X           g:1.1-1 .95 3.6  b:4.0+1 .60 5.3X
      eSn     01:15:13.28  S res =  -1.8X
      eSg     01:15:38.19  S res = -10.1X
 SDCO ePn     01:14:10.78   1.1    6.1 322 d:2.3+2     6.2X L:1.0-1 .73 4.1X SDCO
      ePg     01:14:29.42  -6.1X           g:5.0-2 .98 3.3 
      eSg     01:15:51.43  S res =  -3.2X
 MIAR ePn     01:14:11.85   1.1    6.2  74 L:1.2-1 .73 4.2X g:6.0-2 .77 3.5  MIAR
      ePg     01:14:30.36  -7.0X
      eSg     01:15:56.32  S res =  -1.4X
 PBMO ePn     01:14:53.99   0.7    9.3  63 g:2.0-2 .77 3.3                   PBMO
 HDIL ePn     01:15:26.25  -2.6   11.9  47 g:1.7-2 .68 3.5                   HDIL
      e       01:15:37.99   9.2X
 USIN ePn     01:15:26.64  -0.6   11.8  61                                   USIN
 BLO  ePn     01:15:43.10  -1.7   13.1  58                                   BLO 



 Generated 2010 AUG  8 at 02:17 UTC

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