Phase Data

Explanation of Parameters


     11 SEP 2011  (254)

     ot  = 12:27:45.63   +/-   3.08              WESTERN TEXAS                   
     lat =      32.874   +/-    9.0
     lon =    -100.804   +/-    7.5              MAGNITUDE 4.4 (GS)       
     dep =        10.3   +/-    6.6   

     20 km (12 miles) NNE of Snyder, Texas (pop 12,000)
     58 km (36 miles) NW of Sweetwater, Texas (pop 11,000)
     125 km (78 miles) SE of Lubbock, Texas (pop 199,000)
     410 km (254 miles) NW of AUSTIN, Texas

     nph =  211 of 231    se = 1.52    FE=498                            A   

     error ellipse = (210.0,  4.0, 14.8;116.0, 43.0, 10.2;305.0, 46.0,  9.7)

 mb = 4.4 ( 88)  ML = 0.0 (  0)  mblg = 4.7 ( 58)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 ABTX ePg     12:28:04.51  -0.6    1.0 104                                   ABTX
 MSTX ePn     12:28:18.20  -1.0    2.0 304 g:5.5+0 .77 4.9                   MSTX
 AMTX ePn     12:28:21.89   0.5    2.1 340 g:5.6+0 .82 4.9                   AMTX
 JCT  ePn     12:28:26.36  -0.5    2.5 160 g:1.0+1 .93 5.3                   JCT 
 WMOK ePn     12:28:27.56   1.1    2.5  42 g:1.6+0 .80 4.4                   WMOK
 GDL2 ePn     12:28:27.71  -6.7X   3.1 258                                   GDL2
 WHTX ePn     12:28:33.14   0.4    3.0 106 g:4.6+0 1.1 5.0                   WHTX
 MNTX ePn     12:28:45.59  -2.1    4.1 254 g:1.8+0 .73 4.7                   MNTX
 TX31 ePn     12:28:48.32  -3.1    4.3 216                                   TX31
      ePn     12:28:48.65  -2.5 
 BNM  ePn     12:28:59.61  -1.7    5.0 286                                   BNM 
 LPM  ePn     12:29:00.21  -1.6    5.1 288                                   LPM 
 ANMO ePn     12:29:01.01  -1.7    5.1 295 g:1.7+0 .70 4.8                   ANMO
 TUL1 ePn     12:29:02.45  -0.1    5.1  52 g:1.5+0 .98 4.8                   TUL1
 T25A ePn     12:29:02.91  -0.5    5.2 326 g:2.3+0 .90 4.9                   T25A
 Y22D ePn     12:29:03.07  -1.2    5.3 285 g:8.2+0 .88 5.5                   Y22D
 NATX ePn     12:29:05.65   0.6    5.3 100 g:2.1+0 .75 4.9                   NATX
 LAZ  ePn     12:29:05.95   0.1    5.4 286                                   LAZ 
 KVTX ePn     12:29:14.34   1.6    5.9 154 g:7.0-1 .93 4.5                   KVTX
 CBKS ePn     12:29:15.15   0.8    6.0   8 g:1.3+0 1.1 4.8                   CBKS
 SDCO ePn     12:29:17.14  -0.2    6.2 323 g:1.7+0 1.1 4.9                   SDCO
 MIAR ePn     12:29:17.44  -0.4    6.3  73 g:1.1+0 .98 4.7                   MIAR
 KSCO ePn     12:29:18.54  -0.1    6.3 347 g:1.1+0 .73 4.7                   KSCO
 WLAR ePn     12:29:20.87  -0.3    6.5  81 g:7.3-1 .93 4.6                   WLAR
 HHAR ePn     12:29:22.05  -0.7    6.6  57 g:7.4-1 .75 4.6                   HHAR
 S22A ePn     12:29:28.00   0.7    6.9 316 g:4.0-1 .90 4.3                   S22A
 KSU1 ePn     12:29:28.70  -0.6    7.1  28 g:8.0-1 .75 4.7                   KSU1
 Q24A ePn     12:29:29.05   0.3    7.0 331 g:6.7-1 .70 4.6                   Q24A
 HPIG ePn     12:29:29.21  -2.9    7.3 217 g:5.0-1 .80 4.5                   HPIG
 319A ePn     12:29:31.32  -1.7    7.3 261 g:6.4-1 .90 4.6                   319A
 UALR ePn     12:29:32.12  -0.1    7.3  73 g:4.6-1 1.0 4.4                   UALR
 X301 ePn     12:29:33.32   0.2    7.4  69 g:1.3+0 1.2 4.9                   X301
 WHAR ePn     12:29:34.63   0.1    7.5  69 g:5.2-1 1.0 4.5                   WHAR
 CCAR ePn     12:29:36.37  -0.4    7.6  80 g:5.5-1 .73 4.5                   CCAR
 MVCO ePn     12:29:37.66   0.4    7.7 307 g:4.8-1 .75 4.5                   MVCO
 W18A ePn     12:29:38.47  -0.1    7.8 289 g:6.1-1 1.0 4.6                   W18A
 LNIG ePn     12:29:40.33  -2.1    8.0 171 g:5.3-1 1.1 4.6                   LNIG
 ISCO ePn     12:29:41.45   0.3    7.9 332 g:5.4-1 1.0 4.6                   ISCO
 OGNE ePn     12:29:42.79  -0.8    8.1 353 g:1.5+0 .73 5.0                   OGNE
 SMCO ePn     12:29:43.94   1.2    8.0 323 g:2.1-1 .93 4.2                   SMCO
 TUC  ePn     12:29:46.58  -1.5    8.4 269 g:1.7-1 .70 4.1                   TUC 
 PV01 ePn     12:29:47.49   2.3    8.2 312                                   PV01
 PV05 ePn     12:29:51.47   2.1    8.5 310                                   PV05
 VBMS ePn     12:29:51.80   0.2    8.7  92 g:4.5-1 1.2 4.5                   VBMS
 BGNE ePn     12:29:52.72   0.1    8.8  13 g:1.4+0 .85 5.0                   BGNE
 HBAR ePn     12:29:52.88  -0.2    8.8  70                                   HBAR
 PV10 ePn     12:29:53.05   1.8    8.7 312                                   PV10
 N23A ePn     12:29:55.75  -0.1    9.0 334 g:8.3-1 .88 4.8                   N23A
 PV09 ePn     12:29:56.97   3.9X   8.8 312                                   PV09
 WUAZ ePn     12:29:57.97   0.2    9.1 290 g:6.1-1 .88 4.7                   WUAZ
 PHWY ePn     12:29:58.58   0.0    9.2 338 g:7.1-1 1.3 4.8                   PHWY
 PBMO ePn     12:29:59.49  -1.2    9.4  63 g:4.8-1 .73 4.6                   PBMO
 X16A ePn     12:29:59.75   3.9X   9.0 283 g:1.8-1 .88 4.2                   X16A
 OXF  ePn     12:30:02.16  -2.1    9.6  77 g:2.4-1 .90 4.3                   OXF 
 O20A ePn     12:30:03.27   2.1    9.4 323 g:1.4-1 1.2 4.1                   O20A
 EBZ  ePn     12:30:05.32  -0.9    9.8  74                                   EBZ 
 PARMOePn     12:30:06.52  -0.7    9.8  64                                   PARM
 HALT ePn     12:30:06.72  -1.8    9.9  69 g:6.0+2 1.0 7.7                   HALT
 GLAT ePn     12:30:09.23  -1.2   10.1  67                                   GLAT
 SRU  ePn     12:30:10.97   1.0   10.0 311                                   SRU 
 Y14A ePn     12:30:11.77  -1.1   10.3 279                                   Y14A
 SLM  ePn     12:30:12.12  -1.7   10.3  53                                   SLM 
 U15A ePn     12:30:12.17   1.2   10.1 294                                   U15A
 ZAIG ePn     12:30:13.70   1.5   10.2 189                                   ZAIG
 UTMT ePn     12:30:13.84  -1.4   10.4  67                                   UTMT
 SCIA ePn     12:30:14.69  -6.2X  10.8  32                                   SCIA
 PKCU ePn     12:30:16.42   0.5   10.5 299                                   PKCU
 TMUT ePn     12:30:19.05   1.6   10.6 310                                   TMUT
 K22A ePn     12:30:20.09   0.3   10.8 337                                   K22A
 WVT  ePn     12:30:23.04  -2.5   11.2  70                                   WVT 
 MSU  ePn     12:30:23.47   2.7   10.8 305                                   MSU 
 113A ePn     12:30:24.35   2.6   10.9 273                                   113A
 LCMT ePn     12:30:25.04   1.7   11.0 296                                   LCMT
 ECSD ePn     12:30:25.29  -2.2   11.3  16                                   ECSD
 W13A ePn     12:30:26.30   1.9   11.1 285                                   W13A
 MPU  ePn     12:30:26.79   0.1   11.3 312                                   MPU 
 RSSD ePn     12:30:28.46  -1.7   11.5 348                                   RSSD
 LRAL ePn     12:30:28.76  -2.5   11.6  85                                   LRAL
 IMU  ePn     12:30:30.08  -0.8   11.6 303                                   IMU 
      eSn     12:32:35.26  S res =  -4.8X
 Y12C ePn     12:30:31.24   1.2   11.5 278                                   Y12C
 BRAL ePn     12:30:31.59  -2.3   11.8  95                                   BRAL
 JLU  ePn     12:30:32.34   2.3   11.5 315                                   JLU 
 CCUT ePn     12:30:32.51   5.4X  11.3 298                                   CCUT
 OLIL ePn     12:30:32.74  -1.9   11.9  57                                   OLIL
 USIN ePn     12:30:32.79  -1.9   11.9  61                                   USIN
 NLU  ePn     12:30:34.10   4.1X  11.5 311                                   NLU 
 HDIL ePn     12:30:34.09  -2.5   12.0  47                                   HDIL
 GLA  ePn     12:30:34.19   0.4   11.8 275                                   GLA 
 BW06 ePn     12:30:37.84   0.2   12.1 328                                   BW06
      ePn     12:30:38.28   0.7 
 PD31 ePn     12:30:38.27   0.7   12.1 328                                   PD31
 HWUT ePn     12:30:40.49   0.7   12.2 319                                   HWUT
 LDFC ePn     12:30:41.27   2.5   12.1 285                                   LDFC
 DUG  ePn     12:30:41.90   3.7X  12.1 311                                   DUG 
 SWET ePn     12:30:42.20  -2.1   12.6  75                                   SWET
 SHPR ePn     12:30:43.72   2.0   12.4 291                                   SHPR
 JFWS ePn     12:30:47.76  -2.9   13.0  37                                   JFWS
 WCI  ePn     12:30:47.81  -2.0   13.0  62                                   WCI 
 BGU  ePn     12:30:47.89   2.2   12.7 313                                   BGU 
 BLO  ePn     12:30:49.87  -2.5   13.2  57                                   BLO 
 SFIN ePn     12:30:51.25  -3.2   13.3  52                                   SFIN
 PFO  ePn     12:30:52.03  -0.2   13.1 278                                   PFO 
 HVU  ePn     12:30:52.12   1.4   13.0 317                                   HVU 
 SNOW ePn     12:30:53.24   0.7   13.1 326                                   SNOW
 REDW ePn     12:30:53.75   1.7   13.1 326                                   REDW
 LOHW ePn     12:30:53.90   0.8   13.2 327                                   LOHW
 R11A ePn     12:30:54.70   1.4   13.2 299                                   R11A
 TPAW ePn     12:30:55.08   1.0   13.3 326                                   TPAW
 MOOW ePn     12:30:55.99   0.6   13.4 327                                   MOOW
 BAR  ePn     12:30:56.92   1.6   13.4 274                                   BAR 
 TPNV ePn     12:30:57.15   2.4   13.3 292                                   TPNV
 CPCT ePn     12:30:57.67  -2.6   13.7  75                                   CPCT
 SPMN ePn     12:30:58.09  -3.1   13.8  24                                   SPMN
 IMW  ePn     12:30:58.66   0.4   13.6 327                                   IMW 
 GSC  ePn     12:30:58.84   1.8   13.5 285                                   GSC 
 FLWY ePn     12:30:59.44   0.7   13.6 328                                   FLWY
 DAC  ePn     12:31:00.02  -7.5X  14.2 289                                   DAC 
 RLMT ePn     12:31:04.40   1.9   13.9 334                                   RLMT
 TKL  ePn     12:31:05.87  -3.0   14.4  74                                   TKL 
 YPP  ePn     12:31:07.93   6.5X  13.8 329                                   YPP 
 GOGA ePn     12:31:08.00  -3.4   14.5  83                                   GOGA
 YHH  ePn     12:31:08.33   1.0   14.2 330                                   YHH 
 YMR  ePn     12:31:08.37   1.7   14.2 329                                   YMR 
 LAO  ePn     12:31:08.51  -1.0   14.4 345                                   LAO 
      eP      12:31:16.51   0.0 
 TIGA ePn     12:31:09.84  -3.1   14.7  91                                   TIGA
 TZTN ePn     12:31:10.56  -2.4   14.7  71                                   TZTN
 MWC  ePn     12:31:12.82   2.4   14.4 280                                   MWC 
 MDND ePn     12:31:16.70  -0.7   15.0   3                                   MDND
 YHB  eP      12:31:19.54   3.5X  14.4 329                                   YHB 
 HLID ePn     12:31:20.04   1.1   15.1 319 b:6.0+0 .95 4.0                   HLID
 BOZ  ePn     12:31:20.54  -0.4   15.2 330 b:1.9+1 .80 4.5                   BOZ 
 MCMT ePn     12:31:22.02   2.0   15.2 325                                   MCMT
 BMN  ePn     12:31:24.00   4.0X  15.2 305 b:1.4+1 1.4 4.2                   BMN 
 DGMT ePn     12:31:25.96  -2.0   15.8 352 b:3.7+1 .80 4.6                   DGMT
 TLIG ePn     12:31:26.45   3.6X  15.4 172 b:2.0+1 .90 4.4                   TLIG
 TVH3 ePn     12:31:27.18   1.0   15.6 296 b:1.8+1 1.0 4.3                   TVH3
 AGMN ePn     12:31:27.26  -1.5   15.9  12 b:1.9+1 .55 4.5                   AGMN
 DLMT ePn     12:31:27.48   3.9X  15.4 327 b:1.5+1 1.0 4.3                   DLMT
 TVH2 ePn     12:31:27.58   1.9   15.6 296 b:9.9+0 1.1 4.0                   TVH2
 ACSO ePn     12:31:27.59  -4.1X  16.1  58 b:5.1+1 .80 4.7                   ACSO
 MFID ePn     12:31:29.44   1.2   15.8 316 b:9.9+0 1.1 3.9                   MFID
 LRM  ePn     12:31:30.96   3.5X  15.7 329                                   LRM 
 KMSC ePn     12:31:31.36  -3.3   16.3  77 b:1.1+2 .80 5.0                   KMSC
 JSC  ePn     12:31:32.32  -2.9   16.3  80 b:8.2+1 .76 4.9                   JSC 
 WAKR ePn     12:31:34.61   1.9   16.1 296 b:2.2+1 1.2 4.2                   WAKR
 YERR ePn     12:31:34.70   2.2   16.1 297 b:1.8+1 1.3 4.0                   YERR
 EYMN ePn     12:31:36.26  -2.3   16.6  22 b:1.9+1 .65 4.4                   EYMN
 EGMT ePn     12:31:36.66  -1.5   16.6 339 b:3.5+1 .80 4.5                   EGMT
 HRY  ePn     12:31:36.98   3.8X  16.2 332                                   HRY 
 PNTR ePn     12:31:37.55   1.2   16.4 298 b:3.1+1 1.4 4.2                   PNTR
 PAHR ePn     12:31:39.66   3.0X  16.4 300 b:1.3+1 1.2 3.9                   PAHR
 CMB  ePn     12:31:39.97  -0.5   16.8 293 b:1.5+1 1.1 4.0                   CMB 
 CHMT ePn     12:31:42.85   0.1   16.9 330                                   CHMT
 WVOR ePn     12:31:43.59  -0.1   17.0 309 b:8.6+0 .95 3.9                   WVOR
 BLA  ePn     12:31:44.84  -1.6   17.2  70 b:4.1+1 .80 4.6                   BLA 
 MSO  ePn     12:31:45.62   0.0   17.2 328 b:9.9+0 1.0 3.9                   MSO 
 SLMT ePn     12:31:46.92  -0.3   17.3 330                                   SLMT
 VWCC ePn     12:31:49.29  -1.6   17.6  70                                   VWCC
 NHSC ePn     12:31:49.92   2.6   17.3  84 b:1.1+2 1.0 4.9                   NHSC
 RGRS ePn     12:31:49.93   2.5   17.3  84 b:6.9+2 .70 5.9                   RGRS
 AFDM ePn     12:31:50.41   1.8   17.4 296 b:6.1+0 1.0 3.7                   AFDM
 BMO  ePn     12:31:50.50   0.5   17.5 318 b:2.2+1 1.8 4.0                   BMO 
 DWPF ePn     12:31:50.76   2.9   17.3 101 b:5.7+1 .70 4.8                   DWPF
 SAO  ePn     12:31:51.01   2.7   17.4 289 b:1.1+1 .90 4.0                   SAO 
 ULM  ePn     12:31:51.60  -1.0   17.7  10 b:1.4+1 .80 4.1                   ULM 
 SWMT ePn     12:31:52.02  -0.4   17.7 330                                   SWMT
 MOD  ePn     12:31:55.22   0.5   17.9 306 b:1.4+1 1.2 3.9                   MOD 
 MCWV ePn     12:31:56.97  -1.2   18.2  62 b:1.0+1 .65 4.1                   MCWV
 CCIG ePn     12:31:58.23  -1.5   18.3 153 b:2.7+1 .90 4.4                   CCIG
 F10A ePn     12:31:58.25   0.2   18.2 321 b:1.5+1 1.2 4.0                   F10A
 ORV  ePn     12:31:58.29   2.9   18.0 298 b:2.1+1 1.7 4.0                   ORV 
 BSMT ePn     12:31:59.67  -0.3   18.3 329                                   BSMT
 ALLY eP      12:32:00.24  -2.7   18.6  56 b:5.5+1 1.1 4.6                   ALLY
 K05A eP      12:32:04.67   1.1   18.6 308 b:1.8+1 .90 4.3                   K05A
 E09A eP      12:32:06.80  -0.6   19.0 321 b:1.6+1 1.3 4.1                   E09A
 JSRW eP      12:32:10.36  -0.4   19.3  69                                   JSRW
 URVA eP      12:32:13.57   0.0   19.6  70                                   URVA
 NEW  eP      12:32:14.01  -0.8   19.7 326 b:1.4+1 1.3 4.1                   NEW 
 HAWA eP      12:32:15.11   0.2   19.7 319 b:9.8+0 .90 4.1                   HAWA
 D08A eP      12:32:15.30  -0.4   19.8 321 b:7.4+0 .85 4.0                   D08A
 CBN  eP      12:32:16.62   0.8   19.8  68 b:2.7+1 .45 4.9                   CBN 
 SSPA eP      12:32:16.74  -0.4   19.9  61 b:5.2+1 .70 5.0                   SSPA
 E07A eP      12:32:20.07   2.1   20.0 319 b:1.1+1 .75 4.2                   E07A
 SDMD eP      12:32:23.65   1.1   20.4  65 b:8.4+0 .86 4.1                   SDMD
 SADO eP      12:32:23.81  -0.6   20.6  48 b:1.5+1 .80 4.4                   SADO
 MMNY eP      12:32:24.02  -0.1   20.5  55                                   MMNY
 B08A eP      12:32:25.80  -1.4   20.8 323 b:7.1+0 .95 4.0                   B08A
 LTY  eP      12:32:26.25  -1.1   20.8 319 b:9.1+0 .90 4.1                   LTY 
 LON  eP      12:32:31.87   0.7   21.2 317 b:1.0+1 .95 4.2                   LON 
 PSUB eP      12:32:35.01   0.0   21.5  64 b:4.8+1 .76 5.0                   PSUB
 D05A eP      12:32:35.57   0.8   21.5 318 b:2.6+1 1.0 4.6                   D05A
 KSPA eP      12:32:36.38  -2.7   21.9  57 b:2.3+1 1.0 4.6                   KSPA
 BINY eP      12:32:37.09   0.3   21.7  58 b:4.7+1 .85 4.9                   BINY
 LUPA eP      12:32:37.41   0.3   21.7  62 b:3.6+1 .82 4.8                   LUPA
 PLVO eP      12:32:39.97   0.1   22.0  50 b:2.8+1 .66 4.8                   PLVO
 EDM  eP      12:32:41.64  -0.8   22.2 340 b:5.1+1 1.7 4.7                   EDM 
 ODNJ eP      12:32:44.31   0.0   22.4  61 b:2.0+1 .90 4.6                   ODNJ
 PGC  eP      12:32:50.97  -1.2   23.2 320 b:2.2+1 1.2 4.6                   PGC 
 VLDQ eP      12:32:52.92   1.1   23.1  42 b:2.6+1 1.2 4.6                   VLDQ
 LONY eP      12:32:55.31  -0.1   23.5  52 b:3.5+1 1.1 4.8                   LONY
 NCB  eP      12:32:55.44  -0.2   23.5  54 b:3.0-1 .85 2.9                   NCB 
 LLLB eP      12:32:56.32   0.0   23.5 325 b:1.4+1 1.1 4.4                   LLLB
 TRY  eP      12:32:56.50   0.7   23.5  57 b:3.1+1 .90 4.9                   TRY 
 ACCN eP      12:32:57.14  -0.4   23.7  56 b:2.5+1 1.2 4.7                   ACCN
 TRQ  eP      12:33:01.52   0.1   24.1  49                                   TRQ 
 MDV  eP      12:33:01.97  -0.3   24.2  55                                   MDV 
 FRNY eP      12:33:02.52   0.3   24.2  53 b:1.3+1 .80 4.6                   FRNY
 QUA2 eP      12:33:03.61   0.2   24.3  59 b:1.7+1 .95 4.7                   QUA2
 HRV  eP      12:33:09.54   0.4   25.0  59 b:4.6+1 1.2 5.0                   HRV 
 WES  eP      12:33:10.95   0.6   25.1  59 b:7.7+1 1.4 5.2                   WES 
 LBNH eP      12:33:11.65   0.8   25.1  55 b:4.7+1 1.6 4.9                   LBNH
 SSK  eSn     12:33:35.09  -8.4X  14.2 280                                   SSK 
 CCAC eSn     12:34:00.02   9.3X  14.5 284                                   CCAC
 WASM eS      12:34:18.22  -2.7   14.9 286                                   WASM
 ISA  eS      12:34:21.49   2.3   14.9 286                                   ISA 
 RUSC eP      12:34:58.16   0.3   37.2 130 b:1.4+1 1.4 4.6                   RUSC
 HJGM eSn     12:35:06.99   2.7   17.5 289                                   HJGM
 OTAV eP      12:35:11.33   1.0   38.7 143 b:3.8+1 1.6 4.8                   OTAV
 DOT  eP      12:35:27.02   0.1   40.8 332 b:4.2+1 1.9 4.8                   DOT 
 SML  eP      12:35:36.00   0.7   41.8 328                                   SML 
 IL1  eP      12:35:39.50  -0.6   42.4 333                                   IL1 
 ILB  eP      12:35:40.02   0.0   42.4 333                                   ILB 
 HDA  eP      12:35:41.30   2.4   42.3 332 b:6.3+1 1.6 5.1                   HDA 
 CCB  eP      12:35:42.12  -0.4   42.7 332 b:1.2+1 1.7 4.3                   CCB 
 COLA eP      12:35:43.37  -0.1   42.8 333 b:5.5+0 .70 4.4                   COLA
 TRF  eP      12:35:47.34   0.3   43.3 330                                   TRF 
 CAST eP      12:35:52.58  -0.4   44.0 330                                   CAST
 PTGA eP      12:36:47.07  -0.6   51.0 123                                   PTGA
 SAML eP      12:37:13.89  -2.7   54.9 132                                   SAML



 Generated 2011 SEP 11 at 12:39 UTC

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