Phase Data

Explanation of Parameters


      1 MAR 2013  ( 60)

     ot  = 07:50:23.11   +/-   2.60              SOUTHERN IDAHO                  
     lat =      42.561   +/-    3.2
     lon =    -111.087   +/-    5.2              MAGNITUDE 4.0 (GS)       
     dep =         4.7   +/-    3.0   

     22 km (14 miles) SW of Afton, Wyoming (pop 1,000)
     32 km (20 miles) NNE of Montpelier, Idaho (pop 2,700)
     97 km (60 miles) NNW of Kemmerer, Wyoming (pop 2,500)
     544 km (338 miles) WNW of CHEYENNE, Wyoming

     nph =  156 of 189    se = 1.28    FE=457                            A   

     error ellipse = ( 87.0,  1.0,  8.0;177.0,  9.0,  4.8;347.0, 80.0,  4.5)

 mb = 4.0 ( 19)  ML = 4.0 (224)  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
 AHID ePg     07:50:26.83  -0.3    0.2 357 L:5.8+1 .47 3.9                   AHID
      eSg     07:50:30.19  S res =   0.3 
 REDW ePg     07:50:38.01  -0.8    0.8  12 L:1.0+1 .50 4.0                   REDW
 TPAW ePg     07:50:39.68  -1.4    0.9   6 L:7.0+0 .88 3.9                   TPAW
      eSn     07:50:53.30  S res =  -3.9 
 SNOW ePg     07:50:40.11  -0.9    0.9  15 L:7.3+0 .47 3.9                   SNOW
      eSn     07:50:54.97  S res =  -2.1 
 HWUT ePg     07:50:40.74  -1.9    1.0 201 L:5.5+0 .68 3.8                   HWUT
      eSg     07:50:55.52  S res =  -0.3 
 FXWY ePg     07:50:42.85  -0.9    1.1   2 L:2.1+0 .95 3.5                   FXWY
 LOHW ePg     07:50:43.41  -1.0    1.1  19 L:4.3+0 .28 3.8                   LOHW
 PDAR ePg     07:50:43.44  -1.7    1.1  79                                   PDAR
 BW06 ePg     07:50:43.46  -1.7    1.1  79 L:1.7+0 .35 3.4                   BW06
 PD31 ePg     07:50:44.17  -1.0    1.1  79                                   PD31
 MOOW ePg     07:50:45.13  -1.3    1.2  12 L:1.3+0 .85 3.3                   MOOW
      eSn     07:51:01.88  S res =  -2.1 
 IMW  ePn     07:50:47.38  -1.4    1.3   5 L:8.4+0 .63 4.2                   IMW 
      eSn     07:51:06.02  S res =  -1.2 
 HVU  ePn     07:50:48.85  -1.7    1.5 239 L:1.9+1 .62 4.6                   HVU 
      eSn     07:51:08.69  S res =  -1.7 
 TCUT ePn     07:50:49.84  -0.6    1.5 190 L:2.4+1 .54 4.7                   TCUT
      eSn     07:51:10.98  S res =   0.9 
 FLWY ePn     07:50:50.49  -1.1    1.5  10 L:2.5+0 .85 3.8                   FLWY
      eSn     07:51:11.90  S res =  -0.3 
 SPUT ePn     07:50:51.10  -1.4    1.6 220 L:7.4+0 .29 4.3                   SPUT
      eSn     07:51:12.95  S res =  -0.8 
 YPP  ePn     07:50:53.73  -0.3    1.7   7 L:1.6+0 1.2 3.7                   YPP 
 H17A ePn     07:50:55.64  -0.4    1.9  11 L:9.0-1 1.4 3.5                   H17A
 CTU  ePn     07:50:56.15  -0.7    1.9 195 L:7.8+0 .72 4.5                   CTU 
      eSn     07:51:23.32  S res =   1.7 
 YFT  ePn     07:50:57.23   0.8    1.9   5 L:8.8-1 .70 3.5                   YFT 
 JLU  ePn     07:50:57.41  -0.1    2.0 188 L:2.2+0 1.2 3.9                   JLU 
      eSn     07:51:24.63  S res =   1.8 
 BGU  ePn     07:50:58.78  -1.6    2.2 222 L:1.4+0 .52 3.9                   BGU 
      eSn     07:51:30.28  S res =   2.3 
 LKWY ePn     07:50:59.25   0.5    2.1  14 L:8.2-1 .77 3.6                   LKWY
 YMR  ePn     07:50:59.45   0.1    2.1   2 L:1.2+0 .94 3.8                   YMR 
 YHB  ePn     07:50:59.83  -0.6    2.2 358 L:6.0-1 .67 3.5                   YHB 
 YNR  ePn     07:51:00.77   0.5    2.2   8 L:3.0-1 1.0 3.2                   YNR 
 YHH  ePn     07:51:00.96  -0.1    2.2   4 L:2.1-1 1.0 3.0                   YHH 
 QLMT ePn     07:51:01.68   0.0    2.3 354                                   QLMT
 MPU  ePn     07:51:05.14  -0.6    2.6 189 L:6.1-1 1.0 3.7                   MPU 
      ePg     07:51:13.22   3.3 
 HLID ePn     07:51:05.90  -0.6    2.6 293 L:1.1+0 .77 3.9                   HLID
      eSn     07:51:44.02  S res =   5.1 
 MCMT ePn     07:51:06.13   0.0    2.6 331                                   MCMT
 DUG  ePn     07:51:06.59  -0.7    2.7 209 L:9.1-1 .68 3.9                   DUG 
 NLU  ePn     07:51:06.94  -0.6    2.7 196 L:1.0+0 .79 3.9                   NLU 
 RLMT ePn     07:51:10.96   1.1    2.9  27 L:6.9-1 .88 3.8                   RLMT
      eSn     07:51:52.15  S res =   7.1 
 RWWY ePn     07:51:11.98   0.2    3.0 106 L:3.3+0 .43 4.5                   RWWY
 P17A ePn     07:51:12.84   0.0    3.1 175 L:8.8-1 .80 4.0                   P17A
 DLMT ePn     07:51:13.13   1.6    3.0 339 L:4.2-1 1.2 3.7                   DLMT
 TMUT ePn     07:51:15.01  -0.2    3.3 182 L:8.4-1 .69 4.1                   TMUT
 O20A ePn     07:51:15.32   0.5    3.2 138 L:3.0+0 .52 4.6                   O20A
 BOZ  ePn     07:51:15.38   2.4    3.1 353 L:2.3-1 1.4 3.4                   BOZ 
 GCMT ePn     07:51:15.82  -1.0    3.4  17                                   GCMT
      ePg     07:51:24.84   1.1 
 K22A ePn     07:51:18.02   1.4    3.4  87 L:1.9+0 .30 4.4                   K22A
 SRU  ePn     07:51:18.60   0.6    3.5 173 L:1.1+0 .69 4.2                   SRU 
 ELK  ePn     07:51:19.14  -0.7    3.6 241 L:2.2-1 .50 3.6                   ELK 
 Q16A ePn     07:51:20.23  -0.1    3.6 181 L:4.7-1 .84 3.9                   Q16A
 TCRU ePn     07:51:26.23  -0.2    4.1 195 L:4.9-1 .89 4.1                   TCRU
 MSU  ePn     07:51:27.16   0.1    4.1 192                                   MSU 
 N23A ePn     07:51:28.50   0.5    4.2 112 L:1.7+0 .68 4.7                   N23A
      ePg     07:51:40.41   2.9 
 PV21 ePn     07:51:29.11  -0.4    4.3 157 L:2.7+0 .61 4.9                   PV21
 PV09 ePn     07:51:29.18  -0.6    4.3 159                                   PV09
 PV23 ePn     07:51:30.07  -0.8    4.4 158 L:3.1+0 .71 5.0                   PV23
 HRY  ePn     07:51:30.42   2.7    4.2 353                                   HRY 
 PHWY ePn     07:51:30.51  -0.1    4.4 105 L:8.0-1 .45 4.4                   PHWY
 PV14 ePn     07:51:31.26  -0.5    4.5 159 L:1.6+0 .91 4.7                   PV14
 PV19 ePn     07:51:31.63  -1.1    4.5 159 L:2.1+0 .60 4.9                   PV19
 PV04 ePn     07:51:31.66  -0.3    4.5 158 L:1.6+0 .69 4.7                   PV04
 PV20 ePn     07:51:32.17  -0.2    4.5 158 L:7.9-1 .55 4.4                   PV20
 PV10 ePn     07:51:32.28  -0.5    4.5 159                                   PV10
 PV16 ePn     07:51:32.43  -0.5    4.6 158 L:1.5+0 .82 4.7                   PV16
 PV07 ePn     07:51:32.58   0.2    4.5 155                                   PV07
 PV17 ePn     07:51:32.59  -0.6    4.6 159 L:8.4-1 .47 4.5                   PV17
 SMCO ePn     07:51:32.88  -0.8    4.6 136 L:2.5+0 .68 4.9                   SMCO
 PV11 ePn     07:51:32.99  -0.3    4.6 158                                   PV11
 PV12 ePn     07:51:33.04  -0.3    4.6 157 L:1.9+0 1.0 4.8                   PV12
 PSUT ePn     07:51:33.09   0.3    4.5 209 L:1.5-1 1.4 3.7                   PSUT
 PV03 ePn     07:51:33.49  -0.5    4.6 158 L:8.6-1 .76 4.5                   PV03
 MTPU ePn     07:51:33.60   0.0    4.6 191 L:1.0-1 1.3 3.6                   MTPU
 PV15 ePn     07:51:34.32  -0.1    4.7 154 L:1.2+0 .75 4.7                   PV15
 PV02 ePn     07:51:34.33  -0.7    4.7 157 L:8.9-1 .48 4.6                   PV02
 PV13 ePn     07:51:34.82  -0.5    4.7 158 L:9.9-1 .92 4.6                   PV13
 PV01 ePn     07:51:36.15  -0.5    4.8 156 L:6.3-1 .69 4.4                   PV01
 ISCO ePn     07:51:38.01  -0.7    5.0 122 L:2.2-1 .57 4.0                   ISCO
 BMO  ePn     07:51:40.16   0.5    5.1 299 L:1.9-1 1.0 4.0                   BMO 
 PKCU ePn     07:51:43.23   1.4    5.2 191 L:1.6-1 .81 4.0                   PKCU
 RSSD ePn     07:51:43.29  -0.9    5.4  71 L:4.2-1 .77 4.4                   RSSD
 SZCU ePn     07:51:43.92   2.2    5.2 198 L:7.0-2 .68 3.6                   SZCU
 LAO  ePn     07:51:44.38   0.1    5.4  38 L:3.3-1 .95 4.3                   LAO 
 CCUT ePn     07:51:44.72   1.5    5.3 200 L:6.0-2 2.2 3.5                   CCUT
 R11A ePn     07:51:46.49   1.6    5.4 221 L:9.0-2 1.5 3.8                   R11A
 J08A ePn     07:51:48.11   2.6    5.5 281 L:3.2-1 1.0 4.3                   J08A
 MVCO ePn     07:51:48.66  -0.1    5.7 159 L:6.3-1 .70 4.7                   MVCO
 F10A ePn     07:51:48.92   2.1    5.6 310 L:1.4-1 .75 4.0                   F10A
 S22A ePn     07:51:49.39  -0.9    5.8 144 L:1.2-1 1.4 4.0                   S22A
      ePg     07:52:09.84   4.7X
 KNB  ePn     07:51:49.97   1.4    5.7 194 L:5.0-2 1.1 3.6                   KNB 
 Q24A ePn     07:51:49.99   0.4    5.8 127 L:2.6-1 .77 4.3                   Q24A
      ePg     07:52:06.83   2.5 
 EGMT ePn     07:51:50.10   3.7X   5.5   9 L:1.0-1 1.7 3.9                   EGMT
 SDCO ePn     07:51:57.18  -1.7    6.4 137 L:8.0-2 1.0 4.0                   SDCO
      ePg     07:52:23.19   7.4X
 KVN  ePn     07:51:57.45  -0.4    6.4 239 L:6.0-2 .88 3.8                   KVN 
 U15A ePn     07:51:57.49   2.0    6.2 189 L:8.0-2 1.0 4.0                   U15A
 I07A ePn     07:51:59.43   2.3    6.3 287 L:9.0-2 2.1 4.0                   I07A
      eSg     07:53:45.59  S res =  15.9X
 G08A ePn     07:51:59.71   2.8    6.3 298 L:7.0-2 1.6 3.9                   G08A
      eSg     07:53:40.76  S res =  11.6X
 OGNE ePn     07:52:04.27  -1.6    7.0 100 L:6.9-1 1.2 5.1                   OGNE
 WALA ePn     07:52:04.57   1.0    6.8 344 L:5.0-2 1.1 3.9                   WALA
 NV01 ePn     07:52:05.83   1.0    6.9 236                                   NV01
 NV11 ePn     07:52:06.06   2.6    6.8 235 L:1.0-2 2.3 3.1                   NV11
      ePg     07:52:30.73   9.1X
 SHPR ePn     07:52:06.50   2.6    6.8 209                                   SHPR
 WUAZ ePn     07:52:06.71  -0.3    7.0 182 L:1.9-1 1.1 4.6                   WUAZ
 TPNV ePn     07:52:06.87   2.2    6.9 217 L:5.0-2 3.2 4.0                   TPNV
 RYN  ePn     07:52:07.49   2.6    6.9 238 L:1.0-1 1.3 4.2                   RYN 
 YERR ePn     07:52:08.57   0.1    7.1 243 L:9.0-2 .81 4.3                   YERR
 PAHR ePn     07:52:09.09   4.3X   6.9 248 L:9.0-2 1.9 4.2                   PAHR
 VCNR ePn     07:52:10.62   0.6    7.3 246 L:6.0-2 .93 4.1                   VCNR
 MOD  ePn     07:52:10.82   6.1X   6.9 268 L:6.0-2 1.4 4.0                   MOD 
 KSCO ePn     07:52:11.01   0.0    7.3 116 L:5.0-1 .90 5.1                   KSCO
      ePg     07:52:38.61   7.7X
 NEW  ePn     07:52:11.13   3.3X   7.1 325 L:8.0-2 1.6 4.2                   NEW 
 HAWA ePn     07:52:11.40   3.0    7.2 305 L:6.0-2 3.9 4.1                   HAWA
 PNTR ePn     07:52:12.37   1.4    7.3 245 L:1.0-1 .97 4.4                   PNTR
      ePg     07:52:40.19   9.3X
 T25A ePn     07:52:13.83   1.0    7.5 134 L:7.0-2 1.4 4.3                   T25A
 BEKR ePn     07:52:14.34   1.1    7.5 252 L:5.0-2 2.4 4.1                   BEKR
 PINE ePn     07:52:14.61   3.9X   7.3 283 L:7.0-2 4.7 4.2                   PINE
 E07A ePn     07:52:14.62   2.5    7.4 306 L:8.0-2 3.3 4.3                   E07A
 WAKR ePn     07:52:15.78   1.9    7.5 240 L:1.3-1 1.8 4.5                   WAKR
 RUBR ePn     07:52:15.86  -0.5    7.7 246 L:5.0-2 3.0 4.2                   RUBR
      ePg     07:52:46.69   9.1X
 DGMT ePn     07:52:16.00   1.0    7.6  37 L:1.7-1 .88 4.7                   DGMT
 OMMB ePn     07:52:19.66   1.8    7.8 234 L:2.0-2 2.5 3.9                   OMMB
 E09A ePg     07:52:20.34   5.3X   6.4 311 L:1.0-1 1.1 4.1                   E09A
 X18A ePn     07:52:22.84   1.7    8.1 173 L:1.0-1 .90 4.6                   X18A
 MDPB ePn     07:52:23.02   4.7    7.9 234 L:2.0-2 3.1 3.8                   MDPB
      ePg     07:52:49.49   9.6X
 B08A ePn     07:52:23.55   0.9    8.2 318 L:4.0-2 1.4 4.2                   B08A
 ANMO ePn     07:52:25.48  -0.5    8.4 153 L:3.0-2 .82 4.1                   ANMO
 LTY  ePn     07:52:25.49   1.9    8.3 308 L:4.0-2 4.2 4.2                   LTY 
 AFDM ePn     07:52:28.46   4.0X   8.3 248 L:2.0-2 2.5 4.0                   AFDM
 LON  ePn     07:52:30.91   1.1    8.7 302 L:3.0-2 3.3 4.1                   LON 
 CBKS ePn     07:52:37.58  -1.6    9.4 110                                   CBKS
 MDND ePn     07:52:42.51  -0.4    9.7  53                                   MDND
 BGNE ePn     07:52:44.05   0.6    9.7  92                                   BGNE
 ECSD ePn     07:52:53.31  -2.9   10.6  79                                   ECSD
 CMB  ePg     07:52:58.72   9.3X   8.4 241 L:2.0-2 2.2 4.0                   CMB 
 YBH  ee      07:53:01.92   0.0X   8.7 268                                   YBH 
 ORV  ePg     07:53:03.06  13.7X   8.4 253 L:2.0-2 3.4 4.0                   ORV 
 KSU1 ePn     07:53:08.39   0.4   11.5 103                                   KSU1
 Y14A ee      07:53:11.22   0.0X   8.7 191                                   Y14A
 AGMN ePn     07:53:13.50  -3.0X  12.1  57                                   AGMN
 WMOK ePn     07:53:20.08   0.0   12.4 125                                   WMOK
 ULM  ePn     07:53:24.82  -3.5X  13.0  49                                   ULM 
 SPMN ePn     07:53:30.86  -3.8X  13.4  72                                   SPMN
 I39A ePn     07:53:43.59  -3.0X  14.3  78                                   I39A
 HHAR ePn     07:53:47.83  -3.2X  14.7 110                                   HHAR
 TX31 ePn     07:53:49.46   0.6   14.5 153                                   TX31
 I42A ePn     07:54:09.68  -1.9   16.2  78 b:3.5+1 1.1 4.4                   I42A
 W41B ePn     07:54:10.86  -3.2X  16.4 111 b:8.2+0 .90 3.9                   W41B
 X40A ePn     07:54:14.62   0.9   16.4 113 b:6.8+0 .80 3.8                   X40A
 WHAR ePn     07:54:15.83   2.9   16.3 110 b:4.3+0 .68 3.7                   WHAR
 WVT  eP      07:54:49.06   2.7X  19.1 102 b:4.8+0 .95 3.7                   WVT 
 WRAK eP      07:54:50.61   0.2   19.5 323 b:2.2+1 1.1 4.3                   WRAK
 FCC  eP      07:54:51.26   1.8   19.4  27 b:1.3+0 .75 3.3                   FCC 
 YKB5 eP      07:54:56.79  -0.3   20.1 355                                   YKB5
 LRAL eP      07:55:11.93   2.2   21.2 109 b:1.2+1 1.1 4.2                   LRAL
 Y49A eP      07:55:12.42   2.9X  21.2 106 b:7.7+0 1.1 4.0                   Y49A
 V51A eP      07:55:14.83  -0.5   21.7  99 b:8.9+0 .80 4.2                   V51A
 WHY  eP      07:55:31.64   1.3   23.1 330 b:1.6+0 .80 3.6                   WHY 
 SSPA eP      07:55:45.61  -0.5   24.8  83                                   SSPA
 N59A eP      07:55:58.10  -1.4   26.3  82 b:6.5+0 1.0 4.3                   N59A
 NHSC eP      07:55:59.06   1.7   26.0 101 b:1.1+1 1.0 4.5                   NHSC
 DAWY eP      07:56:05.95   0.6   27.0 333 b:1.0+0 .85 3.6                   DAWY
 RC01 eP      07:56:28.99   0.0   29.6 322 b:2.7+0 .96 4.0                   RC01
 RAYN ee      08:04:50.88   0.0X 110.8  23                                   RAYN
      ee      08:09:36.61   0.0X
 ZALV ee      08:05:58.37   0.0X  82.9 351                                   ZALV
 KK31 ee      08:07:24.57   0.0X  94.7 359                                   KK31
 KKAR ee      08:07:24.57   0.0X  94.7 359                                   KKAR



 Generated 2013 MAR  1 at 08:22 UTC

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