24 JUL 2007 (205)
ot = 21:52:07.95 +/- 0.71 NEAR WEST COAST OF HONSHU, JAPAN
lat = 37.487 +/- 3.3
lon = 138.547 +/- 3.5 MAGNITUDE 4.7 (GS)
dep = 47.2 +/- 6.4
65 km (40 miles) SW of Niigata, Honshu, Japan (pop 494,000)
100 km (60 miles) NNE of Nagano, Honshu, Japan (pop 358,000)
130 km (80 miles) NNW of Maebashi, Honshu, Japan (pop 284,000)
230 km (140 miles) NNW of TOKYO, Japan
nph = 100 of 108 se = 0.71 FE=226 A
error ellipse = (291.7, 69.0, 10.4;166.6, 12.5, 4.9; 72.8, 16.7, 4.2)
mb = 4.8 ( 48) ML = 0.0 ( 0) mblg = 3.1 ( 1) md = 0.0 ( 0) MS = 4.2 ( 1)
sta phase arrival res dist azm amp per mag amp per mag sta
KS15 ePn 21:54:09.90 1.8 8.5 273 KS15
INCN ePn 21:54:21.20 -0.5 9.5 274 INCN
MDJ qPn 21:54:26.17 -0.2 9.8 319 d:1.6+1 5.3X L:2.5-2 1.4 4.1X MDJ
g:1.6-2 1.0 3.1
YSS eP 21:54:27.82 -0.5 10.0 17 d:4.8+0 4.4X L:3.1-2 .45 4.2X YSS
b:1.5+1 .45 5.4X
BJT eP 21:56:11.06 1.0 17.6 285 BJT
HIA eP 21:56:13.88 -0.5 18.0 317 HIA
YHNB qP 21:56:30.01 -0.6 19.4 234 YHNB
NACB eP 21:56:32.90 0.1 19.7 232 NACB
PET qP 21:56:46.65 0.5 20.9 36 PET
MA2 eP 21:57:10.82 -2.2 23.5 16 b:3.0+1 1.2 4.7 MA2
GUMO qP 21:57:21.42 -1.0 24.5 165 GUMO
ULN eP 21:57:28.94 -0.3 25.2 304 ULN
LSA eP 21:59:37.41 -0.4 39.9 273 b:1.6+0 .49 4.1 LSA
KURK eP 22:00:08.36 -0.9 43.8 307 b:1.0+1 .80 4.6 KURK
IMA2 eP 22:00:37.24 -0.5 47.5 31 IMA2
TKM2 eP 22:00:37.66 0.0 47.4 297 b:9.4+0 1.3 4.6 TKM2
BRVK eP 22:00:46.83 0.0 48.6 312 BRVK
ePcP 22:02:12.36 0.7X
AML eP 22:00:49.49 -0.6 49.0 297 b:1.1+1 .85 4.9 AML
ePcP 22:02:13.93 0.3X
KAKA eP 22:01:00.30 0.8 50.3 188 b:1.4+1 .70 5.1 KAKA
EGAK eP 22:01:17.39 -0.4 52.8 32 EGAK
ARU eP 22:01:30.47 -0.1 54.5 318 ARU
INK eP 22:01:34.36 0.2 55.0 27 INK
KBL eP 22:01:35.13 -0.5 55.1 290 b:1.5+1 1.2 4.9 KBL
FITZ iPc 22:01:46.10 0.0 56.6 195 b:2.3+1 .90 5.2 FITZ
WB2 eP 22:01:50.04 -0.6 57.3 185 WB2
WRAB eP 22:01:50.13 -0.4 57.3 185 WRAB
CTA eP 22:01:54.00 0.1 57.7 171 b:6.9+0 .90 4.8 CTA
CTAO eP 22:01:54.05 0.1 57.7 171 b:9.3+0 .81 4.9 CTAO
MBWA eP 22:02:15.91 -0.4 61.0 200 b:1.4+1 .71 5.2 MBWA
OBN eP 22:02:51.11 -0.3 66.3 322 b:1.2+1 .87 5.0 OBN
FORT eP 22:03:05.90 0.0 68.6 190 b:2.8+1 .60 5.4 FORT
JCW eP 22:03:06.70 -0.1 68.8 45 JCW
ARMA eP 22:03:07.35 1.1 68.7 168 ARMA
STKA iPc 22:03:08.20 -0.5 69.1 177 b:1.0+1 .90 4.8 STKA
KIV eP 22:03:08.31 0.6 68.9 310 KIV
ETW eP 22:03:13.56 -1.0 70.0 45 ETW
SUMG eP 22:03:15.64 -0.2 70.2 359 SUMG
OD2 eP 22:03:20.10 -0.6 71.0 45 OD2
NEW eP 22:03:21.89 -1.0 71.4 43 b:3.6+0 .88 4.3 NEW
AKBB eP 22:03:28.80 -0.8 72.5 321 AKBB
NWAO qP 22:03:31.44 0.0 72.8 199 NWAO
BMO eP 22:03:33.09 -1.3 73.3 46 b:8.3+0 1.2 4.5 BMO
SUW eP 22:03:33.83 -0.1 73.3 326 SUW
PAHR eP 22:03:45.69 0.6 75.1 51 b:1.2+1 1.0 4.8 PAHR
HRY eP 22:03:45.94 0.5 75.2 42 HRY
LRM eP 22:03:47.12 0.2 75.4 43 LRM
CMB eP 22:03:47.71 0.7 75.4 53 b:2.0+1 1.3 4.9 CMB
DLMT eP 22:03:48.46 0.5 75.6 44 b:1.4+1 1.0 4.8 DLMT
HLID eP 22:03:48.97 0.3 75.7 46 HLID
WAKR eP 22:03:50.01 0.9 75.8 52 WAKR
BMN eP 22:03:50.14 -0.1 76.0 50 b:5.7+0 1.0 4.5 BMN
BOZ eP 22:03:50.24 0.3 76.0 43 BOZ
KWP eP 22:03:52.91 0.6 76.4 323 b:3.1+1 1.1 5.2 KWP
KOLS eP 22:03:55.80 -0.3 77.1 323 KOLS
ELK eP 22:03:56.24 0.3 77.0 49 b:2.0+0 .88 4.2 ELK
ANTO eP 22:03:57.46 0.2 77.3 311 b:1.2+1 .95 4.9 ANTO
ePcP 22:04:08.12 0.3X
CRVS eP 22:03:58.90 0.5 77.5 323 CRVS
eSn 22:09:23.60
RRI2 eP 22:03:58.97 -0.4 77.6 45 b:3.5+0 .75 4.5 RRI2
RLMT eP 22:03:59.00 0.2 77.6 42 b:8.3+0 1.0 4.7 RLMT
TPH eP 22:03:59.30 0.9 77.4 52 TPH
IMW eP 22:04:00.06 1.4 77.5 44 b:1.1+1 1.2 4.8 IMW
ISA qP 22:04:00.31 -1.7 78.1 54 b:3.5+0 .95 4.3 ISA
TPAW eP 22:04:01.30 1.3 77.7 44 b:3.9+1 1.9 5.1 TPAW
REDW eP 22:04:01.33 0.6 77.8 44 b:1.1+1 1.2 4.7 REDW
BSEG eP 22:04:04.20 -0.1 78.6 332 BSEG
MORC eP 22:04:04.61 -0.5 78.7 326 b:1.4+1 1.4 4.7 MORC
TPNV eP 22:04:05.83 0.2 78.7 52 b:4.0+1 1.7 5.1 TPNV
DUG eP 22:04:06.61 0.9 78.8 48 DUG
BW06 eP 22:04:06.77 -0.1 79.0 44 b:9.9+0 1.3 4.6 BW06
PSZ eP 22:04:07.27 0.8 78.9 323 b:1.3+1 1.3 4.7 PSZ
ePcP 22:04:14.79 -0.2X
VYHS iP 22:04:07.30 0.4 79.0 324 b:5.7+0 1.5 4.3 VYHS
GSC eP 22:04:09.52 0.3 79.4 54 b:1.3+1 1.3 4.7 GSC
SHPR eP 22:04:11.38 0.5 79.7 52 SHPR
ZST eP 22:04:12.00 -0.4 80.0 325 ZST
MODS eP 22:04:12.40 1.1 79.8 325 MODS
CLZ eP 22:04:13.60 0.4 80.2 330 b:1.5+1 1.4 4.7 CLZ
MSU eP 22:04:15.13 1.3 80.2 49 MSU
MOX eP 22:04:15.80 0.4 80.6 329 MOX
RWWY eP 22:04:16.53 -1.3 81.0 44 b:1.3+1 1.1 4.8 RWWY
RSSD eP 22:04:17.06 -0.7 81.0 40 b:2.5+0 .93 4.1 RSSD
SRU eP 22:04:17.45 0.5 80.8 47 SRU
CONA iPc 22:04:17.52 0.9 80.8 325 b:1.2+1 1.2 4.7 CONA
GEC2 eP 22:04:17.80 -0.4 81.1 327 b:7.0+0 1.3 4.4 GEC2
WET eP 22:04:19.20 0.4 81.2 327 b:1.1+1 1.4 4.6 WET
GRA1 eP 22:04:20.60 0.4 81.5 329 b:4.4+1 1.5 5.2 GRA1
LR 22:14:20.60 S:1.0-1 19. 4.2
TNS eP 22:04:24.10 0.1 82.2 330 b:2.6+1 1.8 5.0 TNS
PV10 eP 22:04:24.87 0.7 82.2 47 PV10
PV01 eP 22:04:26.73 0.3 82.6 47 PV01
BFO eP 22:04:31.80 -0.2 83.8 329 b:3.8+1 1.5 5.2 BFO
SDCO eP 22:04:37.03 0.1 84.6 46 b:4.4+0 1.1 4.5 SDCO
ECSD eP 22:04:37.04 -1.0 84.9 37 b:1.5+1 1.5 4.9 ECSD
TUC eP 22:04:39.35 0.0 85.2 53 TUC
SCHQ eP 22:04:40.25 -0.3 85.5 14 SCHQ
ANMO eP 22:04:44.23 0.5 86.0 48 b:1.0+1 1.2 4.9 ANMO
GDL2 eP 22:04:59.60 0.7 89.2 49 GDL2
WMOK eP 22:05:05.25 0.1 90.6 44 b:6.5+0 1.4 4.8 WMOK
QSPA ePKPdf 22:11:05.73 -0.4 127.2 180 QSPA
SDV ePKPdf 22:11:05.95 -0.4 126.4 37 SDV
LPAZ ePKPdf 22:11:46.70 -0.1 148.4 55 LPAZ
ePKPbc 22:11:50.78 0.4X
LVC ePKPdf 22:11:50.31 -1.8 152.1 66 LVC
ePKPbc 22:11:58.78 0.0X
Generated 2007 JUL 28 at 17:58 UTC
Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver
