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Earthquake Activity


Phase Data

Explanation of Parameters

     21 AUG 2003  (233)

     ot  = 07:46:54.05   +/-   0.00         WYOMING
     lat =      44.092   +/-    0.0
     lon =    -110.529   +/-    0.0              MAGNITUDE 4.4 (SLC)
     dep =         0.5   +/-    0.0

     45 km (30 miles) SSE of Old Faithful, Wyoming (pop <  1,000)
     70 km (45 miles) NNE of Jackson, Wyoming (pop 4,000)
     80 km (50 miles) SE of West Yellowstone, Montana (pop 1,100)
     575 km (355 miles) NW of CHEYENNE, Wyoming

     nph =   76 of  76    se = 0.00    FE=459                            held

     error ellipse = ( 71.2,  0.0, 17.5;161.2,  0.0,  7.3;  0.0,  0.0,  0.0)

 mb = 4.6 ( 18)  ML = 4.1 (  8)  mblg = 0.0 (  0)  md = 4.8 (  4)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 YMR  eP      07:47:07.27   0.1    0.7 332 d:4.0+2     4.9                   YMR
 REDW eP      07:47:09.18  -0.2    0.8 198 d:4.4+2     5.0                   REDW
 QLMT eP      07:47:12.39  -1.2    1.0 319 d:3.3+2     4.7                   QLMT
 AHID eP      07:47:20.05  -0.6    1.4 198 d:2.8+2     4.5  L:3.0+0 .45 3.7  AHID
 BW06 eP      07:47:21.75  -0.7    1.5 152 L:3.2+0 .78 3.9                   BW06
 MCMT eP      07:47:26.73  -0.2    1.8 295                                   MCMT
 LCCM eP      07:47:29.31  -0.1    2.0 332                                   LCCM
 HWUT eP      07:47:38.62   0.5    2.6 197 d:4.4+2     5.0X L:1.3+0 .85 4.0  HWUT
 HRY  eP      07:47:39.59  -1.0    2.8 341                                   HRY
 HVU  eP      07:47:41.28  -0.3    2.8 216                                   HVU
 HLID ePn     07:47:41.98   0.1    2.9 261 d:4.3+2     5.0X L:1.4+0 1.0 4.2  HLID
 TCUT ePn     07:47:44.55   0.1    3.0 193 d:3.8+2     4.8X                  TCUT
 SPUT ePn     07:47:45.26  -0.2    3.1 208 d:3.1+2     4.6X                  SPUT
 CHMT ePn     07:47:48.77  -0.9    3.4 327                                   CHMT
 CTU  ePn     07:47:50.83  -0.3    3.5 195 d:2.4+2     4.3X                  CTU
 JLU  ePn     07:47:51.14  -0.6    3.5 191 d:3.9+2     4.8X                  JLU
 MSO  ePn     07:47:51.97  -0.9    3.6 320 d:4.3+2     5.0X L:4.8-1 .95 4.2  MSO
 BGU  ePn     07:47:52.09  -1.2    3.7 211 d:3.5+2     4.7X                  BGU
 DAU  ePn     07:47:53.25  -0.9    3.7 189 d:3.4+2     4.7X                  DAU
 DUG  ePn     07:48:00.93  -0.6    4.3 204 d:3.3+2     4.6X L:2.5-1 .75 4.0  DUG
 RSSD ePn     07:48:06.18  -1.5    4.7  87 d:4.3+2     5.0X L:7.1-1 .55 4.6  RSSD
 ELK  ePn     07:48:09.36  -0.6    4.8 228 d:3.2+2     4.6X L:3.1-1 1.2 4.3  ELK
 WALA ePn     07:48:17.76  -1.3    5.5 336 d:4.6+2     5.1X L:3.5-1 1.0 4.5X WALA
 ISCO ePn     07:48:20.34  -1.1    5.6 138 d:4.4+2     5.0X L:1.7-1 .98 4.2X ISCO
 MSU  ePn     07:48:21.01  -1.3    5.7 193                                   MSU
 MVU  ePn     07:48:21.36  -1.2    5.7 193 d:3.5+2     4.7X L:7.2-2 .95 3.9X MVU
 PV10 ePn     07:48:23.38  -0.5    5.8 168                                   PV10
 PV01 ePn     07:48:26.54  -1.7    6.1 165 d:3.6+2     4.7X                  PV01
 NEW  ePn     07:48:26.66  -2.2    6.2 315 L:1.5-1 .83 4.3X                  NEW
 BMN  ePn     07:48:28.04  -0.6    6.2 236 d:2.0+2     4.0X L:1.1-1 .78 4.1X BMN
 WVOR ePn     07:48:28.76   0.4    6.2 257 L:1.9-1 1.0 4.4X                  WVOR
 HAWA ePn     07:48:35.56  -1.3    6.8 293 d:3.4+2     4.7X L:1.0-1 1.0 4.2X HAWA
 SDCO ePn     07:48:44.00  -2.0    7.4 147 d:5.1+2     5.2X L:5.7-2 .73 4.0X SDCO
 MOD  ePn     07:48:47.26   0.0    7.5 256 d:2.1+2     4.1X L:6.2-2 .95 4.1X MOD
 TPH  ePn     07:48:51.67  -0.7    7.8 222 d:2.3+2     4.2X L:5.6-2 .78 4.1X TPH
 LON  ePn     07:48:57.72  -1.7    8.4 293 d:2.5+2     4.3X                  LON
 WUAZ ePn     07:48:58.70  -4.0    8.6 185 d:3.5+2     4.7X L:9.2-2 1.0 4.4X WUAZ
 TPNV ePn     07:48:59.25  -0.2    8.4 213 d:3.1+2     4.6X L:3.6-2 1.2 4.0X TPNV
 BEKR ePn     07:48:59.54  -1.2    8.4 243 d:7.6+1     2.8X L:3.6-2 1.9 4.0X BEKR
 MTUM ePn     07:49:08.30  -1.1    9.1 225 d:1.5+1     0.8X                  MTUM
 NEN  ePn     07:49:08.30  -0.8    9.1 203 d:3.1+2     4.6X                  NEN
 GNW  ePn     07:49:09.49  -2.2    9.3 296 d:4.7+1     2.3X                  GNW
 ANMO ePn     07:49:15.35  -2.0    9.6 160 d:3.2+2     4.6X L:2.8-2 .68 4.1X ANMO
 CMB  ePn     07:49:17.40   1.1    9.6 234 d:1.1+2     3.2X L:9.7-3 .75 3.6X CMB
 LDFC ePn     07:49:17.94   0.5    9.7 203 d:2.4+2     4.2X                  LDFC
 GSC  eP      07:49:22.65   0.4   10.0 211                                   GSC
 ULM  ePn     07:49:39.81  -5.5   11.7  53                                   ULM
 MWC  eP      07:49:42.71   0.8   11.4 213                                   MWC
 GLA  eP      07:49:43.92   1.1   11.5 198                                   GLA
 WMOK eP      07:50:01.35  -1.5   13.0 132                                   WMOK
 EYMN eP      07:50:06.70  -6.1   13.8  67                                   EYMN
 CCM  eP      07:50:34.64  -3.8   15.7 106 b:4.0+1 1.0 4.6                   CCM
 JCT  eP      07:50:40.45  -1.9   16.0 144 b:1.2+1 .98 4.0                   JCT
 MIAR eP      07:50:40.84  -3.5   16.2 120 b:4.8+0 .56 3.8                   MIAR
 YKW3 eP      07:51:12.04  -2.9   18.7 354                                   YKW3
 BLO  eP      07:51:12.42  -1.8   18.6  97 b:1.0+1 .70 4.1                   BLO
 OXF  eP      07:51:16.16  -1.9   18.9 113 b:4.3+1 1.1 4.6                   OXF
 DLBC eP      07:51:16.40   0.3   18.7 327                                   DLBC
 WVT  eP      07:51:16.51  -3.5   19.1 107 b:2.3+1 1.0 4.4                   WVT
 WCI  eP      07:51:18.71  -2.3   19.1 100 b:5.5+0 .63 3.9                   WCI
 PLAL eP      07:51:22.25  -3.3   19.5 110 b:9.5+0 .62 4.2                   PLAL
 ACSO eP      07:51:35.73  -2.9   20.7  91 b:3.5+1 .78 4.8                   ACSO
 LRAL eP      07:51:42.93  -2.2   21.4 113 b:1.8+1 .83 4.5                   LRAL
 GOGA eP      07:52:05.15  -1.4   23.5 108 b:2.8+1 1.4 4.7                   GOGA
 JSC  eP      07:52:13.55  -3.2   24.6 104                                   JSC
 BINY eP      07:52:20.35  -1.9   25.2  82 b:8.1+1 2.2 5.1                   BINY
 CBN  eP      07:52:24.56  -1.1   25.5  92 b:3.3+1 1.0 5.0                   CBN
 DAWY eP      07:52:27.87  -0.2   25.8 331                                   DAWY
 MIV  eP      07:52:32.25  -1.8   26.4  77                                   MIV
 COLA eP      07:53:00.74   0.6   29.3 328 b:1.8+1 1.0 4.8                   COLA
 IMA  eP      07:53:24.16  -0.1   32.1 328 b:8.8+0 .80 4.7                   IMA
 SAML eP      07:57:52.43  -4.4   68.0 128                                   SAML
 LPAZ eP      07:58:15.86  -3.2   71.5 137 b:8.9+0 1.3 4.7                   LPAZ
 LVC  eP      07:58:45.74  -2.2   76.5 141 b:5.1+0 .93 4.6                   LVC
 TLY  eP      07:59:06.20  -0.8   80.1 339 b:1.0+1 1.2 4.6                   TLY
 ZRNK eP      07:59:22.35  -1.3   83.3   0                                   ZRNK



 Generated 2003 AUG 21 at 15:52 UTC

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