Phase Data

Explanation of Parameters


     25 JUN 2012  (177)

     ot  = 04:04:56.29   +/-   0.00         WESTERN MONTANA                 
     lat =      47.349   +/-    0.0
     lon =    -113.135   +/-    0.0              MAGNITUDE 3.7 (GS)       
     dep =        23.8   +/-    0.0   

     33 km (20 miles) NE of Seeley Lake, Montana (pop 1,400)
     62 km (39 miles) SSW of Choteau, Montana (pop 1,700)
     84 km (52 miles) NE of Missoula, Montana (pop 57,000)
     119 km (74 miles) NW of HELENA, Montana (pop 25,000)

     nph =   56 of  60    se = 0.00    FE=456                            held

     error ellipse = (  0.0,  0.0,  0.0;  0.0,  0.0,  0.0;  0.0,  0.0,  0.0)

 mb = 0.0 (  0)  ML = 3.7 ( 80)  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
 MSO  ePn     04:05:10.46  -1.2    0.8 227 L:5.2+0 .30 3.6                   MSO 
      eSn     04:05:20.75  S res =  -2.6 
 JTMT ePn     04:05:12.11  -0.8    0.9 298                                   JTMT
      eSn     04:05:23.39  S res =  -2.1 
 LRM  ePn     04:05:22.61   0.5    1.6 163                                   LRM 
 WALA ePn     04:05:25.70   1.4    1.8 343 L:1.1+0 .77 3.5                   WALA
 BOZ  ePn     04:05:27.70   0.7    2.0 148 L:1.3+0 .25 3.7                   BOZ 
 DLMT ePn     04:05:28.77   0.8    2.0 169 L:6.3-1 .32 3.4                   DLMT
 YFT  ePn     04:05:38.52  -6.8    3.3 150 L:1.6-1 .64 3.3                   YFT 
 NEW  ePn     04:05:39.96   0.0    2.8 290 L:4.9-1 .52 3.7                   NEW 
 YHB  ePn     04:05:42.88   2.9    2.9 152 L:6.0-1 .57 3.8                   YHB 
 F10A ePn     04:05:45.43   0.9    3.1 246 L:2.5+0 .28 4.5                   F10A
 RLMT ePn     04:05:48.10   1.0    3.5 128 L:6.9-1 .45 4.0                   RLMT
 C09A ePn     04:05:48.47  -0.8    3.5 279 L:2.6+0 .32 4.6                   C09A
 E09A ePn     04:05:50.10   0.3    3.5 258 L:5.2-1 .45 3.9                   E09A
 TPAW ePn     04:05:53.30  -3.8X   4.2 158 L:1.7-1 .77 3.7                   TPAW
 BMO  ePn     04:05:54.07   0.2    3.8 231 L:2.2-1 .60 3.7                   BMO 
 MOOW ePn     04:05:54.43   0.0    4.0 154 L:5.0-2 .68 3.0                   MOOW
 D08A ePn     04:05:54.66  -0.9    4.0 268 L:3.9-1 .57 4.0                   D08A
 HLID ePn     04:05:54.74   0.4    3.9 194 L:3.0-1 .32 3.8                   HLID
 SNOW ePn     04:05:54.90  -3.2X   4.2 156 L:1.0-1 .85 3.4                   SNOW
 LNOR ePn     04:05:55.81   1.6    3.8 249                                   LNOR
 REDW ePn     04:05:58.49  -0.5    4.3 157 L:1.3-1 1.3 3.6                   REDW
      ePg     04:06:07.46  -3.0 
 E08A ePn     04:05:58.52   0.3    4.2 260 L:3.3-1 .45 3.9                   E08A
 SAW  ePn     04:05:59.09  -0.6    4.3 277                                   SAW 
 B08A ePn     04:05:59.42  -0.6    4.3 286 L:2.3-1 .65 3.8                   B08A
 MFID ePn     04:06:02.04   1.0    4.4 207 L:4.4-1 .35 4.1                   MFID
 GBL  ePn     04:06:02.53   0.9    4.4 263                                   GBL 
 HAWA ePn     04:06:03.42   0.5    4.5 260 L:3.0-1 1.0 4.0                   HAWA
 AHID ePn     04:06:04.40  -1.6    4.8 162 L:6.0-2 .52 3.4                   AHID
 CBSW ePn     04:06:04.99  -0.7    4.7 278                                   CBSW
 G08A ePn     04:06:05.02   1.4    4.5 245 L:8.0-2 .40 3.5                   G08A
 MDW  ePn     04:06:05.23   0.9    4.6 263                                   MDW 
 E07A ePn     04:06:05.71   0.3    4.7 263 L:5.0-1 .57 4.3                   E07A
      eSn     04:06:58.30  S res =  -1.5 
 F07A ePn     04:06:09.17   0.6    4.9 255 L:4.1-1 .88 4.3                   F07A
 BW06 ePn     04:06:09.66  -2.0    5.2 150 L:1.0-2 1.1 2.8                   BW06
 MXC  ePn     04:06:10.19   0.7    5.0 264                                   MXC 
 PDAR ePn     04:06:11.25  -0.4    5.2 150                                   PDAR
 LTY  ePn     04:06:11.55  -0.1    5.1 272 L:1.1-1 .60 3.8                   LTY 
 WRW  ePn     04:06:12.83  -0.7    5.3 278                                   WRW 
 TRW  ePn     04:06:13.44   0.8    5.2 261                                   TRW 
 I07A ePn     04:06:15.35  -2.0    5.5 236 L:6.0-2 1.5 3.6                   I07A
 J08A ePn     04:06:17.72   1.1    5.5 225 L:8.0-2 1.0 3.8                   J08A
 G06A ePn     04:06:17.81  -0.6    5.6 251 L:4.0-2 1.0 3.5                   G06A
 LON  ePn     04:06:23.01  -0.1    6.0 267 L:4.0-2 .73 3.6                   LON 
      eSn     04:07:30.33  S res =  -1.2 
 D05A ePn     04:06:23.38  -0.6    6.0 272 L:7.0-2 .50 3.8                   D05A
      eSn     04:07:31.50  S res =  -1.5 
 PD31 ePg     04:06:26.47   0.3    5.2 150                                   PD31
 TDH  ePn     04:06:28.68   0.2    6.3 254                                   TDH 
 K22A ePn     04:06:30.34   0.0    6.6 133 L:9.0-2 1.8 4.1                   K22A
 LLLB ePn     04:06:31.95   0.4    6.6 303 L:1.6-1 .88 4.4                   LLLB
      eLg     04:08:20.67 -13.4X
 PINE ePn     04:06:33.02   1.8    6.5 240 L:3.0-2 1.2 3.7                   PINE
 H04A ePn     04:06:35.28   0.0    6.8 250 L:5.0-2 .90 3.9                   H04A
 RSSD ePn     04:06:37.42   0.6    7.1 114 L:7.0-2 .68 4.1                   RSSD
 HWUT ePg     04:06:43.68   6.5X   5.9 168 L:9.9-3 1.1 3.1                   HWUT
 Q24A ePn     04:07:17.71  -2.0   10.2 142                                   Q24A



 Generated 2012 JUN 25 at 21:11 UTC

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