Magnitude 6.3 - OFF THE EAST COAST OF HONSHU, JAPAN
2008 December 20 10:29:21 UTC
- This event has been reviewed by a seismologist.
|Depth||10 km (6.2 miles) set by location program|
|Region||OFF THE EAST COAST OF HONSHU, JAPAN|
|Distances||145 km (90 miles) ESE of Iwaki, Honshu, Japan|
175 km (110 miles) E of Mito, Honshu, Japan
215 km (135 miles) SE of Fukushima, Honshu, Japan
260 km (160 miles) ENE of TOKYO, Japan
|Location Uncertainty||horizontal +/- 3.9 km (2.4 miles); depth fixed by location program|
|Parameters||NST=273, Nph=273, Dmin=377.6 km, Rmss=0.87 sec, Gp= 29°,|
M-type=regional moment magnitude (Mw), Version=R
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Scientific & Technical Information
The earthquake locations and magnitudes cited in NOAA tsunami statements and bulletins are preliminary and are superseded by USGS locations and magnitudes computed using more extensive data sets.
General Tsunami Information
- Preliminary Earthquake Report
- U.S. Geological Survey, National Earthquake Information Center:
World Data Center for Seismology, Denver