Phase Data
28 FEB 2011 ( 59) ot = 08:46:11.76 +/- 2.75 ARKANSAS lat = 35.276 +/- 6.3 lon = -92.368 +/- 4.6 MAGNITUDE 3.6 (GS) dep = 4.9 +/- 2.0 20 km (15 miles) NNE of Conway, Arkansas (pop 43,000) 60 km (35 miles) W of Searcy, Arkansas (pop 18,000) 60 km (35 miles) N of LITTLE ROCK, Arkansas (pop 183,000) 70 km (45 miles) SSW of Mountain View, Arkansas (pop 2,800) nph = 78 of 98 se = 1.36 FE=502 A error ellipse = (172.0, 0.0, 9.6; 82.0, 1.0, 6.9;275.0, 88.0, 3.0) mb = 0.0 ( 0) ML = 0.0 ( 0) mblg = 3.6 ( 50) md = 4.6 ( 2) MS = 0.0 ( 0) sta phase arrival res dist azm amp per mag amp per mag sta WHAR ePg 08:46:12.69 -0.6 0.1 78 WHAR eSg 08:46:13.80 S res = -0.6 UALR ePg 08:46:21.19 -0.2 0.5 178 d:3.1+2 4.3 g:1.3-1 .90 2.7 UALR eSg 08:46:30.40 S res = 2.5 MIAR ePg 08:46:34.75 -0.6 1.2 234 d:4.1+2 4.8 MIAR eSg 08:46:50.74 S res = -0.6 HBAR ePn 08:46:37.08 -1.2 1.4 78 HBAR eSn 08:46:56.05 S res = -1.4 CCAR ePn 08:46:37.75 -0.8 1.4 160 CCAR eSn 08:46:57.96 S res = 0.1 QUAR ePn 08:46:37.77 -0.9 1.4 75 QUAR HHAR ePn 08:46:41.01 -0.1 1.6 309 HHAR eSn 08:47:03.11 S res = 0.7 MET ePn 08:46:42.30 -3.9 2.0 94 g:6.6-1 .90 4.0 MET eSn 08:47:11.14 S res = -0.5 WLAR ePn 08:46:42.50 0.4 1.7 201 g:1.3-1 .77 3.2 WLAR DLAR ePn 08:46:46.52 0.4 2.0 74 DLAR eSn 08:47:12.24 S res = 0.7 GNAR ePn 08:46:46.68 0.0 2.0 70 GNAR eSn 08:47:14.06 S res = 1.6 PBMO ePn 08:46:49.23 0.7 2.2 46 g:5.9-1 .73 4.0 PBMO EBZ ePn 08:46:52.27 -0.5 2.5 92 EBZ eSn 08:47:22.75 S res = -0.6 OXF ePn 08:46:53.20 -0.6 2.5 107 OXF HALT ePn 08:46:53.23 -0.5 2.5 75 HALT PARMOePn 08:46:54.31 0.8 2.5 56 PARM eSn 08:47:28.71 S res = 3.9 RELT ePn 08:46:54.66 0.1 2.6 72 RELT GLAT ePn 08:46:55.66 -0.1 2.7 68 GLAT eSn 08:47:28.94 S res = 0.2 TUL1 ePn 08:46:58.46 0.4 2.9 284 g:1.3-1 .73 3.4 TUL1 GLST ePn 08:47:00.74 5.0 2.7 68 GLST UTMT ePn 08:47:00.81 0.3 3.0 68 g:2.9-1 .73 3.8 UTMT SIUC ePn 08:47:07.58 0.5 3.5 45 g:2.6-1 .80 3.8 SIUC SFTN eSn 08:47:10.58 0.9 1.9 87 SFTN NATX ePn 08:47:14.42 0.8 4.0 209 g:9.0-2 .75 3.4 NATX eSn 08:48:01.65 S res = 0.8 V34A ePn 08:47:17.28 0.3 4.2 279 g:5.0-2 .75 3.2 V34A U34A ePn 08:47:19.00 0.4 4.4 287 g:1.5-1 .98 3.7 U34A W34A ePn 08:47:20.25 0.7 4.4 271 g:9.0-2 .75 3.5 W34A USIN ePn 08:47:22.23 -0.2 4.6 53 g:1.5-1 1.0 3.7 USIN eSb 08:48:34.31 S res = 4.6 WADM eSn 08:47:24.02 3.6 2.4 62 WADM OLIL ePn 08:47:25.46 0.0 4.9 43 g:3.4-1 1.2 4.1 OLIL KSU1 ePn 08:47:27.27 -1.6 5.1 320 g:2.4-1 1.0 4.0 KSU1 SWET ePn 08:47:30.27 -0.9 5.3 89 g:9.0-2 .73 3.6 SWET WMOK ePn 08:47:31.81 0.3 5.3 266 g:9.0-2 .77 3.6 WMOK eSb 08:48:54.04 S res = 5.5 WHTX ePn 08:47:33.65 1.2 5.4 234 g:2.0-2 .90 2.8 WHTX WCI ePn 08:47:35.28 -1.7 5.7 57 g:7.0-2 .85 3.5 WCI BLO ePn 08:47:41.40 -0.8 6.1 49 g:1.5-1 .98 3.8 BLO ABTX ePn 08:47:43.94 -5.5 6.6 248 g:2.0-2 .85 3.0 ABTX CPCT ePn 08:47:46.73 -0.2 6.4 86 CPCT CBKS ePn 08:47:52.76 -0.4 6.9 303 g:1.2-1 .80 3.8 CBKS eSn 08:49:13.28 S res = 1.5 eSg 08:49:48.47 S res = -3.8 TKL ePn 08:47:54.31 -1.0 7.0 84 g:5.0-2 .93 3.5 TKL eSn 08:49:13.09 S res = -2.4 GOGA ePn 08:48:01.70 -1.4 7.6 102 g:5.0-2 1.0 3.5 GOGA eSn 08:49:25.15 S res = -4.4 eSb 08:49:55.54 S res = 0.8 BGNE ePn 08:48:03.13 -0.4 7.6 325 g:1.3-1 .80 3.9 BGNE eSg 08:50:10.29 S res = -6.1 JCT ePn 08:48:05.06 -1.9 7.9 235 g:2.0-2 .85 3.1 JCT JFWS ePn 08:48:05.63 -0.3 7.8 12 g:1.1-1 .75 3.8 JFWS eSb 08:50:11.29 S res = 10.6 MSTX ePn 08:48:16.40 -1.6 8.7 264 g:3.0-2 1.0 3.3 MSTX ACSO ePn 08:48:20.33 -1.0 8.9 54 g:4.0-2 .80 3.5 ACSO KSCO ePn 08:48:20.77 -1.7 9.0 298 g:7.0-2 .75 3.7 KSCO ECSD ePn 08:48:22.26 -0.9 9.1 340 ECSD SDCO ePn 08:48:50.55 2.5 10.9 287 SDCO TX31 ePn 08:48:51.95 -1.3 11.2 241 TX31 MNTX ePn 08:48:55.68 -0.1 11.4 256 MNTX SFIN eSb 08:49:33.25 7.6 6.6 38 g:1.9-1 .90 4.0 SFIN SCIA eSb 08:49:38.20 10.5 6.7 355 g:1.6-1 .70 3.9 SCIA LPM eLR 08:52:28.47 11.8 269 LPM N23A eLR 08:52:30.50 12.1 302 N23A S22A eLg 08:52:37.42 -3.3X 11.9 286 S22A CBN eLR 08:52:40.81 12.4 72 CBN EYMN eLR 08:52:53.61 12.7 3 EYMN K22A eLR 08:53:07.90 13.2 308 K22A SRU eLR 08:54:07.86 15.0 290 SRU P17A eLR 08:54:12.12 15.2 291 P17A PD31 eLR 08:54:19.57 15.3 304 PD31 BW06 eLR 08:54:19.61 15.3 304 BW06 eLR 08:54:21.54 Q16A eLR 08:54:25.13 15.4 289 Q16A TMUT eLR 08:54:26.90 15.5 291 TMUT JLU eLR 08:54:37.55 16.0 295 JLU eScP 08:58:33.07 2.9 PKCU eLR 08:54:44.50 16.2 284 PKCU VLDQ eLR 08:55:03.47 16.8 36 VLDQ IMU eLR 08:55:12.09 16.9 288 IMU eScP 08:58:33.99 2.0 HVU eLR 08:55:14.46 17.2 298 HVU LBNH eLR 08:55:45.70 18.0 54 LBNH KMRM eS 08:56:10.62 6.6 25.2 291 KMRM PFO eScS 09:02:22.30 1.4X 19.9 272 PFO Generated 2011 FEB 28 at 09:24 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver