23 AUG 2008 (236)
ot = 21:53:12.98 +/- 1.63 TRINIDAD REGION, TRINIDAD-TOBAGO
lat = 10.214 +/- 11.0
lon = -60.814 +/- 10.7 MAGNITUDE 4.6 (GS)
dep = 47.5 +/- 8.5
90 km (55 miles) ESE of PORT-OF-SPAIN, Trinidad (pop 43,000)
105 km (65 miles) S of Scarborough, Tobago (pop 4,000)
175 km (110 miles) ESE of Guiria, Venezuela
230 km (140 miles) SSE of SAINT GEORGE'S, Grenada
nph = 52 of 63 se = 0.80 FE=098 B
error ellipse = (318.5, 29.9, 23.3; 53.6, 8.8, 11.6;158.4, 58.5, 6.6)
mb = 4.6 ( 36) ML = 4.2 ( 2) mblg = 3.5 ( 9) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
GRGR ePn 21:53:45.33 -0.1 2.1 337 d:1.7+2 4.4X L:4.1+0 .78 4.3 GRGR
g:2.7+0 .78 4.6X
FDF P 21:54:17.25 -1.5 4.5 356 d:1.4+2 5.2X L:3.1-1 .40 4.2 FDF
g:2.3-1 .85 3.8
CDVI ePn 21:55:12.52 0.1 8.4 333 g:5.0-2 .75 3.7 CDVI
STVI ePn 21:55:21.19 0.4 9.0 334 g:3.0-2 1.1 3.3 STVI
MTP P 21:55:21.38 -0.2 9.1 330 d:3.7+1 5.8X L:1.8-1 .58 4.8X MTP
g:4.3-2 .85 3.6 b:9.8+1 .58 6.1X
HUMP ePn 21:55:23.84 -0.3 9.3 329 g:2.0-2 1.3 3.1 HUMP
CBYP P 21:55:25.91 0.2 9.4 329 d:4.9+1 6.2X L:7.2-2 .40 4.5X CBYP
g:5.0-2 .73 3.7 b:3.6+1 .40 5.8X
SJG ePn 21:55:26.18 0.2 9.4 327 g:2.7-2 1.2 3.3 SJG
SDV ePn 21:55:29.64 -1.6 9.8 263 g:2.0-1 1.2 4.2 SDV
AOPR ePn 21:55:34.98 1.9 9.9 325 g:2.0-2 .98 3.3 AOPR
LRS ePn 21:55:36.98 3.8X 9.9 325 LRS
SDDR ePn 21:56:24.92 4.8X 13.4 312 SDDR
GRTK 21:56:37.22 -4.5X 15.0 320 GRTK
BCIP ePn 21:57:31.46 2.1 18.8 268 b:4.3+1 .75 4.7 BCIP
MVL eP 21:59:41.57 0.5 32.7 338 b:1.4+1 1.2 4.7 MVL
BINY eP 21:59:57.92 1.1 34.5 340 b:1.6+1 .90 4.9 BINY
WVT eP 22:00:05.15 -0.7 35.6 321 b:6.8+0 .70 4.7 WVT
NCB eP 22:00:06.86 0.9 35.6 343 b:7.6+0 .95 4.6 NCB
SIUC eP 22:00:20.86 -0.9 37.4 322 b:2.0+1 1.0 5.0 SIUC
FVM eP 22:00:29.21 -0.3 38.4 321 b:8.6+0 .60 4.8 FVM
CCM eP 22:00:33.42 -0.7 38.9 320 b:6.1+0 .60 4.6 CCM
JCT eP 22:00:55.18 -0.3 41.5 305 b:7.6+0 .70 4.5 JCT
e 22:01:05.99 depth = 37.8X
ECSD eP 22:01:27.31 -1.0 45.6 324 b:5.7+0 .80 4.5 ECSD
MNTX P 22:01:35.58 0.7 46.4 304 b:2.7+0 .95 4.2 MNTX
AGMN eP 22:01:46.20 -1.0 48.0 329 b:1.5+1 1.1 4.9 AGMN
ANMO eP 22:01:50.31 0.6 48.3 308 b:4.8+0 1.0 4.5 ANMO
epP 22:02:05.16 depth = 56.7X
SDCO P 22:01:51.51 -0.4 48.5 312 b:2.6+0 .75 4.3 SDCO
LAZ P 22:01:53.66 1.2 48.6 307 b:2.4+0 .92 4.2 LAZ
ISCO eP 22:01:58.09 -0.6 49.4 314 b:3.0+0 .80 4.4 ISCO
PV01 P 22:02:10.50 0.4 50.9 311 b:5.6+2 .92 6.6X PV01
SRU eP 22:02:23.44 0.2 52.7 312 b:4.8+0 .72 4.6 SRU
LAO P 22:02:24.46 0.3 52.9 322 b:8.9+0 .60 5.0 LAO
e 22:02:43.74 0.9X
TMUT eP 22:02:26.28 -1.2 53.3 312 b:7.9+1 .48 6.0X TMUT
BW06 eP 22:02:26.67 -1.1 53.3 316 b:6.0+0 .85 4.6 BW06
RLMT eP 22:02:33.08 0.2 54.1 319 b:6.4+0 .80 4.7 RLMT
HWUT eP 22:02:34.45 -0.4 54.3 314 b:6.3+0 .90 4.6 HWUT
LOHW eP 22:02:34.80 -0.5 54.4 317 b:3.0+0 .80 4.4 LOHW
REDW eP 22:02:35.63 -0.2 54.4 317 b:5.3+0 .80 4.6 REDW
IMW eP 22:02:37.57 -0.2 54.7 317 b:3.3+0 .75 4.4 IMW
DUG eP 22:02:37.92 0.0 54.7 312 b:4.9+0 .75 4.6 DUG
epP 22:02:48.31 depth = 34.4X
BGU P 22:02:40.55 -0.2 55.1 313 b:5.6+0 .80 4.6 BGU
HVU eP 22:02:40.97 -0.4 55.2 314 b:9.2+0 1.2 4.7 HVU
BOZ eP 22:02:45.59 -0.1 55.8 319 b:3.3+0 .70 4.5 BOZ
epP 22:02:58.14 depth = 44.3X
HRY eP 22:02:49.71 0.2 56.4 320 HRY
MCMT P 22:02:49.91 0.6 56.3 318 b:1.8+0 .80 4.2 MCMT
HLID eP 22:02:53.76 0.0 56.9 316 b:6.5+0 .80 4.7 HLID
NEW eP 22:03:15.98 -0.7 60.3 320 b:8.9+0 1.3 4.7 NEW
epP 22:03:27.11 depth = 37.6X
LNOR eP 22:03:16.69 -0.1 60.3 317 LNOR
epP 22:03:30.64 depth = 50.4X
HOOD eP 22:03:31.89 0.6 62.4 316 b:8.8+0 .80 4.9 HOOD
NLWA 22:03:43.52 -0.7 64.4 318 NLWA
TAM P 22:03:45.15 0.4 64.4 70 b:3.3+0 .95 4.3 TAM
INK eP 22:04:44.25 -0.2 74.2 338 b:3.7+0 .80 4.4 INK
DAWY eP 22:04:55.20 0.9 75.9 334 DAWY
EGAK P 22:04:59.47 0.6 76.7 334 b:7.8+0 1.1 4.6 EGAK
e 22:05:11.42 depth = 39.9X
TRF P 22:05:22.32 1.2 80.7 333 b:8.0+0 .78 4.7 TRF
Generated 2008 AUG 23 at 22:17 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver