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Earthquake Hazards Program
Phase Data

Explanation of Parameters


     19 JUL 2007  (200)

     ot  = 05:18:13.37   +/-   1.67              NEAR COAST OF NICARAGUA         
     lat =      11.371   +/-   18.9
     lon =     -86.198   +/-   14.8              MAGNITUDE 4.1 (GS)       
     dep =        83.5   +/-   13.7   

     40 km (25 miles) W of Rivas, Nicaragua (pop 20,000)
     70 km (40 miles) SSW of Granada, Nicaragua (pop 71,000)
     80 km (50 miles) S of MANAGUA, Nicaragua (pop 864,000)
     1650 km (1020 miles) ESE of MEXICO CITY, D.F., Mexico

     nph =   31 of  35    se = 1.10    FE=074                            B   

     error ellipse = ( 37.2, 12.4, 35.3;155.0, 64.7, 21.3;302.2, 21.6, 10.7)

 mb = 4.2 ( 25)  ML = 0.0 (  0)  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
 TGUH ePn     05:18:55.73  -1.3    2.9 339 d:2.2+2     4.9X L:4.5-1 .88 3.7X TGUH
      eSn     05:19:22.49  S res =  -8.1X  g:3.4-1 .88 3.7X
 BCIP ePn     05:19:49.44   1.2    6.6 109                                   BCIP
 SDV  eP      05:21:46.50  -1.3   15.5  98 g:8.1-3 1.1 3.1X b:8.1+0 1.1 3.8  SDV 
 HKT  eP      05:22:46.31   1.1   20.5 336 g:6.6-3 .95 3.3X b:3.2+1 1.6 4.4  HKT 
 GOGA eP      05:23:03.83   2.2   22.1   6 b:3.6+0 .72 3.9                   GOGA
 JCT  eP      05:23:09.81   0.2   22.8 328 g:7.3-3 1.2 3.3X b:2.1+0 1.1 4.1  JCT 
      e       05:23:20.39  depth =  40.5X
 UALR eP      05:23:19.82  -0.2   24.0 347 g:1.5-2 .70 3.9X b:1.5+1 .70 4.5  UALR
 MIAR eP      05:23:20.15  -0.5   24.0 345 g:8.7-3 .88 3.6X b:7.7+0 .78 4.2  MIAR
 CPCT eP      05:23:22.52   2.0   24.0   3                                   CPCT
 WMOK eP      05:23:39.51   1.6   25.9 336 g:1.9-2 .98 3.9X b:1.9+1 .98 4.6  WMOK
      e       05:23:49.45  depth =  36.4X
 WCI  eP      05:23:45.44   0.2   26.7 360 g:8.0-3 .85 3.6X b:8.0+0 .85 4.3  WCI 
      e       05:23:56.33  depth =  40.9X
 CCM  eP      05:23:45.76  -1.3   27.0 351 g:2.7-3 .75 3.2X b:2.7+0 .75 3.9  CCM 
 HDIL eP      05:24:07.17   0.2   29.2 355 g:1.5-2 .78 4.0X b:1.5+1 .78 4.7  HDIL
 ANMO eP      05:24:13.70   0.7   29.8 325 g:1.9-3 .80 3.1X b:1.9+0 .80 3.9  ANMO
 SDCO eP      05:24:27.79   0.5   31.5 330 b:1.9+0 .75 3.9                   SDCO
 JFWS eP      05:24:28.02  -0.4   31.6 354 b:1.0+1 .98 4.6                   JFWS
 SRU  eP      05:24:59.05   0.2   35.1 326 b:3.4+0 1.1 4.2                   SRU 
 DUG  eP      05:25:16.82   0.8   37.1 325 b:1.7+0 .96 3.9                   DUG 
 BW06 eP      05:25:17.29  -0.4   37.3 331                                   BW06
 AGMN eP      05:25:18.97  -1.6   37.7 349 b:3.3+0 .43 4.6                   AGMN
 LOHW eP      05:25:26.42  -0.8   38.4 331 b:1.5+0 .63 4.0                   LOHW
 REDW eP      05:25:27.00   0.3   38.4 331 b:3.1+0 .65 4.4                   REDW
 SNOW eP      05:25:27.01   0.1   38.4 331 b:5.2+0 .85 4.5                   SNOW
 MOOW eP      05:25:28.03  -0.6   38.6 331 b:1.4+0 .80 3.9                   MOOW
 TPAW eP      05:25:28.50   0.6   38.5 331 b:3.5+0 .83 4.3                   TPAW
 ULM  eP      05:25:34.24  -2.1   39.6 350 b:4.5+0 .71 4.5                   ULM 
 HLID eP      05:25:42.86   0.2   40.3 328 b:1.0+0 .80 3.7                   HLID
 BOZ  eP      05:25:43.19  -0.8   40.5 332 b:1.3+0 .93 3.8                   BOZ 
 NEW  eP      05:26:20.70   0.7   44.9 331 b:1.5+0 .86 3.8                   NEW 
 FCC  eP      05:26:39.98  -1.1   47.7 354                                   FCC 
 INK  eP      05:28:41.02  -0.5   64.6 342                                   INK 



 Generated 2007 JUL 19 at 05:45 UTC

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

 


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