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Earthquake Hazards Program

Phase Data

Explanation of Parameters


      5 FEB 2006  ( 36)

     ot  = 03:25:52.58   +/-   0.32              WESTERN MONTANA                 
     lat =      44.739   +/-    3.6
     lon =    -111.880   +/-    3.5              MAGNITUDE 4.6 (GS)       
     dep =         5.0  (geophysicist)

     60 km (35 miles) ENE of Lima, Montana (pop 200)
     60 km (40 miles) W of West Yellowstone, Montana (pop 1,100)
     70 km (45 miles) NNE of Dubois, Idaho (pop 600)
     205 km (130 miles) S of HELENA, Montana

     nph =   34 of  70    se = 0.94    FE=458                            A   

     error ellipse = ( 43.2,  0.0,  5.1;133.2,  0.0,  4.1;  0.0,  0.0,  0.0)

 mb = 4.6 ( 15)  ML = 4.5 ( 14)  mblg = 0.0 (  0)  md = 3.9 (  7)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 QLMT ePg     03:25:59.43   0.3    0.3  74                                   QLMT
 MCMT ePg     03:26:06.38   0.4    0.7 278                                   MCMT
 YFT  ePg     03:26:07.92   0.0    0.8 111 d:3.3+2     3.5                   YFT 
 DLMT iPnc    03:26:08.95  -1.8    0.8 321                                   DLMT
      eSn     03:26:18.72  S res =   0.2X
 BOZ  ePgc    03:26:09.63  -0.7    0.9  11                                   BOZ 
      eSg     03:26:21.41  S res =  -0.9X
 FLWY P       03:26:12.22  -0.9    1.1 127 d:4.4+2     3.9  L:3.0+1 .75 4.5  FLWY
 LKWY P       03:26:13.32   0.2    1.1  99 d:4.1+2     3.8  L:3.5+0 .58 3.6  LKWY
 MOOW P       03:26:15.13  -2.3    1.3 140 d:5.0+2     4.1  L:1.7+1 .68 4.4  MOOW
 LOHW P       03:26:18.34  -1.4    1.4 140 d:4.8+2     4.1  L:1.5+1 .63 4.5  LOHW
 SNOW P       03:26:19.69  -0.9    1.5 147 d:3.8+2     3.9  L:1.7+1 .50 4.6  SNOW
 REDW P       03:26:19.99  -1.3    1.6 151 d:5.1+2     4.2  L:1.5+1 1.2 4.5  REDW
 GCMT eP      03:26:26.17   0.6    1.9  55                                   GCMT
 HRY  P       03:26:27.01   0.2    2.0   1                                   HRY 
 AHID e       03:26:27.77  -0.2    2.0 164 d:3.5+2     3.9X L:6.8+0 .43 4.5  AHID
 HLID P       03:26:29.49   0.0    2.2 238                                   HLID
 CHMT P       03:26:32.85   0.4    2.4 337                                   CHMT
 MSO  P       03:26:34.70   0.1    2.5 326 d:4.9+2     4.4X L:5.1+0 .83 4.6  MSO 
 BW06 P       03:26:35.90   0.5    2.6 139 L:2.4+0 .43 4.3                   BW06
 HWUT P       03:26:43.46   0.6    3.1 176 d:3.7+2     4.4X L:2.2+0 .53 4.6  HWUT
 BMO  e       03:26:52.80   0.1    3.9 274 d:4.5+2     4.8X L:6.0-1 .58 4.3  BMO 
 NOQ  ePn     03:26:57.67   1.8    4.1 183 d:2.4+2     4.2X L:1.3+0 .58 4.7  NOQ 
 LAO  ePn     03:27:00.49   0.2    4.4  62                                   LAO 
      e       03:27:12.99
      eSg     03:28:10.01  S res =  -4.3X
 DUG  ePn     03:27:04.02   1.2    4.6 189 d:3.9+2     4.9X L:6.6-1 .78 4.5  DUG 
 RWWY P       03:27:04.11   1.4    4.6 130 d:3.7+2     4.8X L:7.1-1 .63 4.6  RWWY
 WVOR P       03:27:05.32  -8.8X   5.4 247 d:3.6+2     5.1X L:5.0-1 .78 4.6X WVOR
                                           b:3.3+2 .78 6.0X
 TMUT ePn     03:27:07.41  -7.5X   5.5 175                                   TMUT
 RSSD P       03:27:18.32   0.9X   5.7  94 b:1.5+2 .50 5.9X                  RSSD
 PHWY P       03:27:21.19   1.3X   5.8 124 d:3.6+2     5.2X                  PHWY
 DGMT P       03:27:30.09   1.6X   6.5  52 d:3.6+2     5.4X L:9.1-1 .63 5.1X DGMT
                                           b:3.5+2 .63 6.5X
 SMCO P       03:27:33.24   2.0X   6.6 145 d:4.3+2     5.7X L:5.7-1 .90 4.9X SMCO
                                           b:2.1+2 .85 6.2X
 ISCO P       03:27:35.07   2.1X   6.8 135 b:7.0+1 .75 5.8X                  ISCO
 MVU  e       03:27:35.08   9.6X   6.2 182 d:2.6+1     2.7X L:1.1-2 .53 3.1X MVU 
                                           b:5.8+0 .53 4.7X
 MOD  P       03:27:38.42   5.8X   6.8 248 d:2.4+2     5.1X L:1.7-1 .98 4.4X MOD 
                                           b:1.4+2 .98 6.0X
 MNV  P       03:27:54.23   6.6X   7.9 219 d:2.8+2     5.6X L:9.1-2 .90 4.3X MNV 
                                           b:7.0+1 .90 5.9X
 TPH  P       03:27:55.14   8.6X   7.8 213 d:2.0+2     5.3X L:1.6-1 .83 4.5X TPH 
                                           b:1.1+2 .83 6.1X
 SDCO P       03:27:57.24   1.0X   8.5 143 d:4.3+2     6.2X L:1.0-1 1.3 4.5X SDCO
                                           b:5.6+1 1.1 5.8X
 WUAZ P       03:28:10.07   3.7X   9.2 177 d:3.2+2     6.2X L:1.0-1 .80 4.6X WUAZ
                                           b:7.0+1 .80 6.1X
 CMB  P       03:28:11.50   4.8X   9.3 227 d:2.4+2     5.9X L:1.6-2 .70 3.8X CMB 
                                           b:9.6+0 .70 5.3X
 DAC  e       03:28:18.02   7.8X   9.5 209 d:5.8+0     2.3X L:7.9-3 1.3 3.6X DAC 
      e       03:28:34.10                  b:1.6+1 .83 5.5X
 ANMO P       03:28:25.83   0.2X  10.6 155 b:2.6+1 1.1 5.6X                  ANMO
 LDFC P       03:28:25.93   9.5X  10.0 196 d:1.1+1     3.0X                  LDFC
 CBKS P       03:28:28.10  -0.1X  10.8 119 b:4.1+1 .98 5.8X                  CBKS
 TUC  ePn     03:28:44.75  -5.6X  12.4 176 b:4.6+0 .75 4.8X                  TUC 
 KSU1 P       03:28:56.23   2.6X  12.7 111                                   KSU1
 WMOK ePn     03:29:12.28  -1.6X  14.2 130 b:1.1+1 .73 4.7X                  WMOK
 MNTX P       03:29:14.02   2.7X  14.0 157 b:1.8+1 1.0 4.8X                  MNTX
 GDL2 P       03:29:18.62   9.3X  13.8 152                                   GDL2
 JCT  eP      03:29:52.30  -0.3   17.1 142 b:2.6+1 1.1 4.3                   JCT 
 FVM  P       03:29:55.74  -0.7X  17.4 105 b:2.4+1 .75 4.4                   FVM 
 UALR P       03:30:02.29  -0.9X  18.0 117 b:2.2+1 1.1 4.2                   UALR
 BLO  P       03:30:22.53   0.7   19.6  98 b:2.0+1 .65 4.5                   BLO 
 OXF  P       03:30:27.68   1.3X  20.0 113 b:5.9+1 .93 4.9                   OXF 
 WVT  P       03:30:28.18   0.4   20.2 107 b:1.3+1 .85 4.3                   WVT 
 WCI  P       03:30:28.51   0.4   20.2 100 b:2.3+1 .70 4.6                   WCI 
 PLAL P       03:30:33.59   0.7   20.6 110 b:4.3+1 .70 4.9                   PLAL
 TZTN P       03:30:53.29  -4.0X  22.9 101                                   TZTN
 LRAL P       03:30:53.96   0.8   22.5 113 b:2.5+1 .93 4.7                   LRAL
 MCWV P       03:31:10.68   1.0   24.2  91 b:6.4+1 .98 5.2                   MCWV
 TTA  P       03:32:24.86  14.8X  30.9 322                                   TTA 
 IMA2         03:32:33.89  23.2X  31.0 328                                   IMA2
 SUMG P       03:33:57.54   3.9X  43.1  25 b:1.3+1 1.1 4.5                   SUMG
 BILL P       03:34:26.85   6.3X  46.5 329 b:3.5+0 .85 4.4                   BILL
 SDV  P       03:34:50.74  -0.6   50.4 122 b:5.2+0 .70 4.6                   SDV 
 SAML P       03:36:58.41  -1.4   69.1 127 b:5.4+0 1.0 4.7                   SAML
 LPAZ P       03:37:21.37  -0.3   72.6 136 b:3.9+0 1.0 4.4                   LPAZ



 Generated 2006 FEB  5 at 03:49 UTC

 


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