USGS EVENT

Middle American Seismograph Consortium


USGS Solution

11 MAY 2002 (131) EABI ot = 17:08:07.22 +/- 0.78 OAXACA, MEXICO lat = 16.308 +/- 9.8 lon = -97.120 +/- 8.4 MAGNITUDE 4.5 (GS) dep = 33.0 (normal depth) nph = 33 of 34 se = 1.03 B error ellipse = (210.1,120.1, 0.0; 0.0, 0.0, 0.0; 13.7, 10.0, 0.0) mb = 4.5 ( 16) ML = 0.0 ( 0) mblg = 3.8 ( 15) md = 0.0 ( 0) MS = 0.0 ( 0 sta phase arrival res dist azm amp per mag amp per mag sta LTX eP 17:11:27.52 -1.9 14.3 336 g:7.1-3 1.4 2.9 b:7.2+0 1.7 4.0X LTX JCT qP 17:11:27.52 -2.1X 14.3 351 g:1.7-2 1.0 3.4 b:8.0+0 .73 4.4X JCT GDL2 eP 17:12:06.42 0.5 17.1 339 GDL MIAR eP 17:12:22.07 0.1 18.4 9 g:5.2-2 .88 4.2 b:5.9+1 1.2 4.6 MIA LRAL eP 17:12:29.26 0.4 19.0 27 g:9.8-3 .83 3.5 b:5.4+0 .90 3.8 LRA BNM eP 17:12:36.82 -0.5 19.7 336 BNM LPM eP 17:12:38.03 -0.7 19.9 336 LPM LENM eP 17:12:39.30 0.5 19.9 335 LEN PLAL eP 17:12:41.78 -1.1 20.3 22 g:3.0-2 1.1 3.9 b:3.7+1 1.3 4.6 PLA TUC eP 17:12:41.79 -0.2 20.2 325 g:4.8-3 .90 3.2 b:1.5+1 1.5 4.1 TUC LAZ eP 17:12:41.90 0.3 20.1 335 LAZ ANMO eP 17:12:42.99 -1.0 20.4 337 g:6.3-3 .93 3.3 b:4.0+1 1.6 4.5 ANM GOGA eP 17:12:50.24 -0.2 21.0 33 g:2.1-2 .95 3.8 b:4.9+0 .30 4.4 GOG SWET eP 17:12:53.31 -0.3 21.3 26 SWE WVT eP 17:12:53.89 -0.4 21.4 21 g:3.1-2 1.2 3.9 b:6.6+0 .60 4.2 WVT MYNC eP 17:13:00.31 -0.1 22.0 29 g:7.1-2 1.1 4.3 b:3.8+0 .48 4.1 MYN SCCK qP 17:13:03.94 -1.6 22.5 32 SCC SIUC eP 17:13:06.06 1.5 22.4 17 g:3.0-2 1.0 4.0 b:2.2+1 .95 4.6 SIU WUAZ eP 17:13:11.49 1.3 23.0 329 g:1.2-2 1.0 3.6 b:1.6+2 2.2 5.1 WUA WCI eP 17:13:19.35 1.6 23.8 21 g:4.9-2 1.1 4.2 b:4.5+1 1.4 4.8 WCI RW3 eP 17:13:19.73 1.9 23.8 339 RW3 ISCO eP 17:13:26.10 0.5 24.5 344 g:3.1-2 1.6 3.9X b:3.1+1 1.6 4.6 ISC KNB eP 17:13:28.77 0.2 24.9 329 g:3.4-2 1.1 4.1 b:3.9+1 1.1 4.9 KNB MSU eP 17:13:36.42 -0.6 25.8 332 MSU SRU eP 17:13:36.71 1.6 25.6 335 SRU DAU qP 17:13:47.13 -1.0 27.0 336 DAU JFWS qP 17:13:50.00 0.5 27.2 11 g:6.7-3 .68 3.7 b:6.7+0 .68 4.4 JFW TCUT qP 17:13:54.92 0.8 27.6 336 TCU MNV eP 17:14:03.69 -0.5 28.8 324 g:3.6-2 1.4 4.1X b:1.5+0 .38 4.1 MNV HAYW qP 17:14:08.35 -2.4 29.5 340 HAY BOZ eP 17:14:30.36 0.4 31.7 340 b:3.6+0 .35 4.7 BOZ LCCM eP 17:14:32.55 0.4 31.9 340 LCC BDFB qP 17:17:59.45 0.3 57.9 121 BDF PLCA eP 17:18:25.43 -0.4 61.9 157 PLC Generated 2002 MAY 12 at 17:03 UTC


Epicentral Map


Waveforms


20020511170807.22.USGS