Phase Data
17 JUL 2007 (198)
ot = 06:11:41.01 +/- 0.60 TANZANIA
lat = -2.777 +/- 14.6
lon = 36.058 +/- 21.0 MAGNITUDE 4.5 (GS)
dep = 10.0 (geophysicist)
95 km (60 miles) NW of Arusha, Tanzania (pop 102,000)
185 km (115 miles) SSW of NAIROBI, Kenya
275 km (170 miles) S of Nakuru, Kenya
575 km (355 miles) NW of DAR ES SALAAM, Tanzania
nph = 9 of 14 se = 1.01 FE=573 B
error ellipse = (122.7, 0.0, 32.5; 32.7, 0.0, 9.7; 0.0, 0.0, 0.0)
mb = 4.5 ( 6) ML = 4.4 ( 1) mblg = 4.8 ( 2) md = 0.0 ( 0) MS = 0.0 ( 0)
sta phase arrival res dist azm amp per mag amp per mag sta
KMBO ePn 06:12:15.00 -0.5 2.0 36 d:7.1+2 5.6X L:5.2+0 .45 4.4 KMBO
eSg 06:12:39.87 S res = -6.3X g:6.5+0 1.0 4.8
LSZ qPn 06:15:06.71 -1.8 14.6 212 g:4.8-1 1.2 4.8 LSZ
eSn 06:17:45.78 S res = -5.3X
eLg 06:19:16.50
LBTB eP 06:16:59.93 1.0 24.3 204 g:8.1-3 .88 3.6X b:8.1+0 .88 4.4 LBTB
BOSA eP 06:17:30.49 1.0 27.7 201 b:8.0+0 .73 4.6 BOSA
TOA0 qP 06:18:52.13 -4.4X 37.6 296 TOA0
DBIC eP 06:19:32.47 0.3 41.9 283 b:3.6+0 .86 4.1 DBIC
AML eP 06:21:22.29 0.5 56.2 33 b:4.0+0 .90 4.4 AML
TKM2 eP 06:21:32.97 0.2 57.8 34 b:6.4+0 1.0 4.6 TKM2
e 06:21:36.51 depth = 11.6X
MK31 eP 06:22:13.70 -0.5 63.9 34 MK31
KURK eP 06:22:17.76 -0.1 64.5 28 b:3.3+0 .96 4.5 KURK
Generated 2007 JUL 19 at 01:43 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
