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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     12 SEP 2008  (256)

     ot  = 13:17:28.23   +/-   1.19              OFF COAST OF WASHINGTON         
     lat =      47.822   +/-    6.2
     lon =    -127.943   +/-   11.1              MAGNITUDE 3.9 (GS)       
     dep =        10.0  (geophysicist)

     215 km (135 miles) SW of Ucluelet, British Columbia, Canada
     255 km (160 miles) WSW of Neah Bay, Washington
     310 km (195 miles) W of Quinault, Washington
     350 km (215 miles) W of VICTORIA, British Columbia, Canada

     nph =   32 of  38    se = 1.12    FE=026                            A   

     error ellipse = ( 95.8,  0.0, 14.7;185.8,  0.0,  8.1;  0.0,  0.0,  0.0)

 mb = 3.9 (  5)  ML = 3.0 (  2)  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
 NLWA ePn     13:18:12.07  -0.9    2.8  97 L:3.0-2 2.8 2.5                   NLWA
 PGC  ePn     13:18:16.25  -1.1    3.1  73                                   PGC 
 BMW  ePn     13:18:20.91  -1.7    3.5 111                                   BMW 
 GNW  ePn     13:18:22.25   0.0    3.5  92                                   GNW 
 HEBO ePn     13:18:29.32   1.1    3.9 131                                   HEBO
 JCW  ePn     13:18:30.30   0.0    4.1  83                                   JCW 
 LON  ePn     13:18:34.07   0.2    4.3 102                                   LON 
 RPW  ePn     13:18:34.88   0.4    4.4  79                                   RPW 
      eSg     13:19:41.63  S res =  -6.2X
 COR  ePn     13:18:35.32  -2.0    4.6 133                                   COR 
      eSn     13:19:30.61  S res =   0.2X
 HOOD ePn     13:18:43.50   0.0    5.0 118 L:4.0-2 .66 3.5                   HOOD
 ETW  ePn     13:18:45.92   0.5    5.1  90                                   ETW 
 HUMO ePn     13:18:58.78  -2.2    6.3 144                                   HUMO
      eSn     13:20:06.81  S res =  -6.0X
 OD2  ePn     13:18:59.89  -0.7    6.3  91 d:2.0+1     4.2X L:7.8-3 .68 3.0X OD2 
      eSn     13:20:09.34  S res =  -2.8X
 YBH  ePn     13:19:12.35  -0.4    7.1 147 d:2.4+1     4.7X L:5.2-3 .90 3.0X YBH 
 NEW  ePn     13:19:14.07  -0.4    7.3  83                                   NEW 
 WDC  ePn     13:19:27.18  -0.2    8.2 150                                   WDC 
 WVOR ePn     13:19:34.32   2.9    8.5 126 d:1.1+1     4.5X L:2.8-3 .53 2.9X WVOR
 HOPS ePn     13:19:46.31   1.2    9.5 156                                   HOPS
 HLID ePn     13:19:58.11   0.9   10.4 109                                   HLID
 WCN  ePn     13:19:59.06   1.9   10.4 142                                   WCN 
 DLBC ePn     13:20:01.81   0.2   10.7 354                                   DLBC
 MCMT qPn     13:20:04.64   0.8   10.9 100                                   MCMT
 CMB  ePn     13:20:07.50  -1.3   11.2 148                                   CMB 
 EGMT qPn     13:20:21.98  -0.1X  12.2  82                                   EGMT
 IMW  ePn     13:20:26.10   0.0   12.5 102                                   IMW 
 TPAW ePn     13:20:27.76  -0.6   12.6 104                                   TPAW
 GCMT ePn     13:20:29.28   0.5   12.7  92                                   GCMT
 SRU  eP      13:21:09.75   5.0X  15.3 118 b:4.0+0 .80 3.8                   SRU 
 PV04 ePn     13:21:23.93   0.8   16.8 117                                   PV04
 PV01 ePn     13:21:28.38   0.6   17.1 117                                   PV01
 PHWY ePn     13:21:30.33   0.7   17.3 104 b:1.0+1 1.0 3.9                   PHWY
 FFC  ePn     13:21:33.33   0.1   17.6  57 b:8.4+0 .80 3.9                   FFC 
 ANMO eP      13:22:05.76  -1.1   20.5 121 b:4.8+0 1.0 3.8                   ANMO
 BNM  eP      13:22:11.83  -0.3   21.0 123 b:1.2+1 1.6 4.0                   BNM 



 Generated 2008 SEP 13 at 18:16 UTC

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


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