Phase Data

Explanation of Parameters


     17 APR 2013  (107)

     ot  = 16:51:02.47   +/-   0.44              OKLAHOMA                        
     lat =      35.652   +/-    7.1
     lon =     -97.061   +/-    3.4              MAGNITUDE 2.6 (GS)       
     dep =         5.0  (geophysicist)

     38 km (24 miles) NNW of Shawnee, Oklahoma (pop 26,000)
     41 km (26 miles) SE of Guthrie, Oklahoma (pop 10,000)
     46 km (29 miles) ENE of OKLAHOMA CITY, Oklahoma (pop 506,000)
     51 km (32 miles) S of Stillwater, Oklahoma (pop 36,000)

     nph =   14 of  17    se = 0.62    FE=499                            A   

     error ellipse = (167.4,  0.0,  9.6; 77.4,  0.0,  4.1;  0.0,  0.0,  0.0)

 mb = 0.0 (  0)  ML = 0.0 (  0)  mblg = 2.6 ( 10)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 OK002ePg     16:51:05.76   0.3    0.2 227                                   OK00
 OK001ePg     16:51:06.23  -0.3    0.2 244                                   OK00
 TUL1 ePg     16:51:21.77  -1.1    1.1  76                                   TUL1
 WMOK ePn     16:51:31.64  -0.9    1.7 238                                   WMOK
 HHAR ePn     16:51:45.25  -0.1    2.6  75                                   HHAR
 W39A ePn     16:51:46.70   0.0    2.7  99 g:3.0-2 .88 2.7                   W39A
 MIAR ePn     16:51:52.16   0.6    3.1 110 g:1.0-2 .95 2.2                   MIAR
 X40A ePn     16:51:59.99   0.3    3.7 107 g:1.0-2 .82 2.3                   X40A
 ABTX ePn     16:52:00.90   0.5    3.7 216 g:2.0-2 1.0 2.6                   ABTX
 WLAR ePn     16:52:02.05   0.4    3.8 120                                   WLAR
 AMTX ePn     16:52:02.05  -0.5    3.9 260 g:1.0-2 .70 2.4                   AMTX
 CBKS ePn     16:52:02.80   0.9    3.8 327 g:3.0-2 .95 2.8                   CBKS
 WHAR ePn     16:52:03.16  -0.1    3.9  94 g:2.0-2 .86 2.6                   WHAR
 W41B ePn     16:52:03.82   0.0    4.0  96 g:2.0-2 .90 2.6                   W41B
 UALR ePn     16:52:04.43   0.5X   4.0 101 g:2.0-2 1.2 2.5                   UALR
 CCM  ePn     16:52:22.26   0.7X   5.2  61 g:4.0-2 1.1 3.1                   CCM 
 ISCO ePn     16:53:00.44   1.6X   7.9 304                                   ISCO



 Generated 2013 APR 17 at 17:17 UTC

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