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Earthquake Hazards Program

Phase Data

Explanation of Parameters


     28 JUN 2004  (180)

     ot  = 06:10:51.63   +/-   0.41              ILLINOIS
     lat =      41.435   +/-    4.4
     lon =     -88.937   +/-    4.6              MAGNITUDE 4.1 (SLM)
     dep =         5.0  (geophysicist)

     15 km (10 miles) NW of Ottawa, Illinois (pop 18,000)
     65 km (40 miles) SW of Aurora, Illinois (pop 142,000)
     115 km (70 miles) WSW of Chicago, Illinois (pop 2,896,000)
     190 km (120 miles) NNE of SPRINGFIELD, Illinois

     mbLg 4.5 (GS). Felt (V) at Earlville, Oglesby, Ottawa and Tonica;
     (IV) at Chillicothe, Dalzell, Frankfort, Granville, Hinckley,
     Hinsdale, Ladd, La Salle, Lockport, Marseilles, Mendota, Monee,
     Paw Paw, Peru, Princeton, Rock Island, Seneca, Sheridan, Somonauk,
     Sterling, Streator, Sublette and Utica. Also felt (IV) at
     Milwaukee, Wisconsin. Felt in Illinois, Indiana, Iowa, Michigan,
     Missouri and Wisconsin.

     nph =   30 of  93    se = 1.04    FE=467                            A

     error ellipse = ( 48.7,  0.0,  6.4;138.7,  0.0,  5.3;  0.0,  0.0,  0.0)

 mb = 4.1 ( 15)  ML = 0.0 (  0)  mblg = 4.6 ( 41)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 JFWS iPc     06:11:23.76   0.8    1.8 327                                   JFWS
      eS      06:11:48.13  S res =  -0.4X
 BLO  ePc     06:11:39.36   0.7    2.9 140                                   BLO
 SLM  ePn     06:11:40.71   1.3    3.0 200 g:1.3+0 .65 4.5                   SLM
      ePg     06:11:46.85  -1.7X
      eSn     06:12:16.60  S res =   1.2X
 USIN ePn     06:11:48.21   0.1    3.6 164 d:4.4+2     5.8X g:1.8+0 .85 4.6  USIN
 FVM  ePn     06:11:49.68   1.1    3.6 199                                   FVM
 WCI  ePn     06:11:51.07   0.3    3.8 147                                   WCI
 CCM  ePn     06:11:51.45   0.4    3.8 209                                   CCM
      eSn     06:12:36.98  S res =   0.7X
 AAM  ePn     06:11:54.80   0.7    4.0  76 d:5.4+2     6.2X g:1.2+0 .70 4.5  AAM
 ACSO ePn     06:12:02.05  -0.8    4.7 103 g:1.9+0 1.0 4.7                   ACSO
 PVMO qPn     06:12:05.78  -2.2    5.0 187 d:3.7+2     6.2X                  PVMO
 UTMT qPn     06:12:08.32  -0.2    5.1 179 d:5.6+2     6.6X g:3.6+0 .90 5.1  UTMT
 GLAT ePn     06:12:10.59   1.0    5.2 183 d:3.1+2     6.1X                  GLAT
 HALT ePn     06:12:14.54   0.0    5.5 183                                   HALT
 GNAR ePn     06:12:15.02   0.5    5.5 189                                   GNAR
 HBAR qPn     06:12:22.79   1.4    6.0 194                                   HBAR
 KSU1 ePn     06:12:24.75  -0.6    6.3 251 d:5.1+2     7.0X                  KSU1
 MET  ePn     06:12:25.47  -0.4    6.3 187 d:2.8+2     6.5X                  MET
 PLAL ePn     06:12:25.51  -2.1    6.5 174 d:6.0+2     7.2X g:9.0-1 .75 4.7  PLAL
 ALLY ePn     06:12:30.28   1.0    6.6  85 d:4.4+2     7.0X                  ALLY
 CPCT ePn     06:12:32.49  -1.0    6.9 149                                   CPCT
 OXF  ePn     06:12:33.48  -0.2    6.9 183 g:9.0-1 .73 4.8                   OXF
 MCWV ePn     06:12:35.41  -1.4X   7.1 101 g:1.3+0 .90 4.9                   MCWV
 UALR ePn     06:12:36.37  -0.7X   7.2 203 d:6.4+2     7.5X g:1.4+0 1.0 4.9  UALR
 PWV  ePn     06:12:38.27  -1.4X   7.3 121                                   PWV
 FWV  ePn     06:12:38.38  -1.5X   7.4 119                                   FWV
 MYNC ePn     06:12:38.57  -1.6X   7.4 148 g:1.2+0 1.0 4.8                   MYNC
 ELN  ePn     06:12:40.72  -2.4X   7.6 121                                   ELN
 MIAR ePn     06:12:44.02  -1.6X   7.8 210 g:9.7-1 .80 4.9                   MIAR
 LRAL ePn     06:12:53.13  -2.6X   8.5 169 g:5.9-1 .95 4.6                   LRAL
 CBKS ePn     06:12:55.34  -2.5X   8.7 256 d:5.2+2     7.9X g:6.6-1 .95 4.7  CBKS
 JSC  ePn     06:13:04.57  -2.7X   9.4 137                                   JSC
 CBN  qPn     06:13:05.90  -2.6X   9.5 106 d:5.4+2     8.3X g:1.3+0 .83 5.1  CBN
 BINY ePn     06:13:10.74  -1.1X   9.7  81 g:4.8-1 .93 4.7                   BINY
 ULM  ePn     06:13:15.08  -1.5X  10.1 334 g:2.8-1 .83 4.5                   ULM
 WMOK ePn     06:13:16.91  -2.3X  10.2 232 g:3.1-1 .85 4.5                   WMOK
 COW  ePn     06:13:17.54  -3.4X  10.4 138                                   COW
 PTN  ePn     06:13:23.05  -2.3X  10.7  68                                   PTN
 MSNY ePn     06:13:23.84  -4.0X  10.9  66                                   MSNY
      eLg     06:16:25.22
 RGRS ePn     06:13:25.66  -3.9X  11.0 138                                   RGRS
 NCB  ePn     06:13:27.37  -3.9X  11.1  72 g:4.6-1 .78 4.8                   NCB
 RSSD ePn     06:13:32.18  -3.3X  11.4 289 g:2.5-1 .90 4.5                   RSSD
 PAL  ePn     06:13:32.35  -1.8X  11.3  87 g:2.9-1 .75 4.6                   PAL
 ACCN ePn     06:13:34.27  -1.6X  11.5  75                                   ACCN
 CPNY qPn     06:13:40.81   6.9X  11.3  88                                   CPNY
 QUA2 ePn     06:13:43.08  -5.6X  12.4  81 g:4.4-1 .80 4.9                   QUA2
 HNH  ePn     06:13:47.51  -2.4X  12.5  74 g:3.2-2 .98 3.6                   HNH
 ISCO ePn     06:13:51.06  -3.2X  12.8 268 g:2.4-1 1.0 4.5                   ISCO
 BRYW ePn     06:13:53.45  -3.8X  13.0  82 g:6.6-1 1.1 4.9                   BRYW
 HRV  ePn     06:13:55.61  -1.0X  13.0  80 g:1.8-1 .80 4.5                   HRV
 WES  ePn     06:13:55.85  -3.2X  13.2  80 g:2.7-1 .93 4.6                   WES
 SDCO ePn     06:13:58.42  -2.8X  13.3 259 g:2.1-1 1.0 4.5                   SDCO
 JCT  ePn     06:14:06.12  -4.8X  14.0 222 g:2.1-1 .78 4.6                   JCT
 ANMO ePn     06:14:24.27  -3.0X  15.2 251 g:5.9-2 1.0 4.0  b:7.2+0 .67 4.2  ANMO
 PV01 ePn     06:14:27.72  -2.7X  15.4 264                                   PV01
 FFC  eP      06:14:30.66  -4.8X  15.9 331 g:1.0-1 1.0 4.3  b:9.2+0 .40 4.3  FFC
 PV10 ePn     06:14:31.52  -2.5X  15.7 265                                   PV10
 EMMW eP      06:14:35.49  -2.1X  16.0  71 g:1.5-1 .62 4.7  b:1.4+2 .62 5.3X EMMW
 MNTX ePn     06:14:38.87  -3.4X  16.4 239 g:6.9-2 .95 4.2  b:1.2+1 .74 4.1  MNTX
 SRU  ePn     06:14:42.09  -3.6X  16.6 269                                   SRU
 YMR  eP      06:14:42.56  -0.3X  16.4 289                                   YMR
 QLMT qPn     06:14:45.69  -1.5X  16.8 289                                   QLMT
 BOZ  ePn     06:14:46.64  -3.2X  17.0 292 g:5.1-2 1.1 4.0  b:4.0+0 .80 3.6  BOZ
 HWUT ePn     06:14:46.70  -2.9X  16.9 278 g:4.4-2 .95 4.0  b:3.6+0 .55 3.7  HWUT
 LTX  ePn     06:14:47.08  -3.2X  17.0 229 g:9.8-2 1.0 4.3  b:1.3+1 .73 4.2  LTX
 DAU  ePn     06:14:47.79  -1.3X  16.9 274                                   DAU
 JLU  ePn     06:14:48.65  -1.8X  17.0 275                                   JLU
 HRY  ePn     06:14:50.52  -2.8X  17.3 296                                   HRY
 CTU  qP      06:14:56.54   3.6X  17.2 275                                   CTU
 MCMT ePn     06:14:58.45  -1.4X  17.8 289                                   MCMT
 BGU  ePn     06:15:02.60  -1.7X  18.1 276                                   BGU
 MSU  ePn     06:15:03.16  -0.1X  18.0 268                                   MSU
 CHMT eP      06:15:03.69  -2.1X  18.3 296                                   CHMT
 DUG  eP      06:15:04.61   0.6X  18.1 274 g:1.4-2 .85 3.6  b:1.3+1 .79 4.1  DUG
 WUAZ eP      06:15:08.25  -0.7   18.5 259 g:4.5-2 1.0 4.0  b:5.0+0 .80 3.8  WUAZ
 HLID eP      06:15:11.06  -1.9   18.9 285 g:8.3-3 1.1 3.3X b:2.2+0 .67 3.5  HLID
 SCHQ eP      06:15:21.88  -1.0   19.8  40 g:1.4-1 .98 4.6  b:7.0+1 .80 5.0  SCHQ
 NEW  eP      06:15:36.57   0.3   21.0 299 g:8.2-3 .83 3.5X b:8.2+0 .83 4.1  NEW
 NEN  eP      06:15:37.85   1.5   21.0 263                                   NEN
 DPW  eP      06:15:44.03   0.6   21.7 297                                   DPW
 LNOR eP      06:15:44.96   2.3X  21.6 292                                   LNOR
 WVOR eP      06:15:47.38  -0.1   22.1 283 g:1.5-2 1.2 3.6  b:1.5+1 1.2 4.3  WVOR
 MNV  eP      06:15:52.65  -0.1   22.6 272 g:4.2-3 .95 3.2X b:3.1+0 .78 3.9  MNV
 CMB  eP      06:16:09.91  -0.5   24.4 272 g:3.3-3 .90 3.2X b:2.3+0 .63 4.0  CMB
 LON  eP      06:16:10.28   2.3X  24.1 294                                   LON
 WVL  eLg     06:18:08.83  232.X  14.4  71 g:7.9-1 1.0 5.1                   WVL
 SUMG eP      06:18:25.58   3.3X  39.4  22                                   SUMG
 BW06 eLg     06:18:57.64  268.X  15.4 282 g:1.4-1 1.0 4.4                   BW06
 LPAZ eP      06:21:00.94  -2.9X  60.6 157 b:8.2-1 .58 4.0                   LPAZ



 Generated 2004 JUN 28 at 17:56 UTC

 


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