Magnitude 7.4 - BONIN ISLANDS, JAPAN REGION

2010 December 21 17:19:40 UTC

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Earthquake Details

  • This event has been reviewed by a seismologist.
Magnitude7.4
Date-Time
Location26.892°N, 143.726°E
Depth14 km (8.7 miles) set by location program
RegionBONIN ISLANDS, JAPAN REGION
Distances150 km (95 miles) E of Chichi-shima, Bonin Islands, Japan
335 km (210 miles) NE of Iwo Jima, Volcano Islands, Japan
1050 km (650 miles) SSE of TOKYO, Japan
Location Uncertaintyhorizontal +/- 3 km (1.9 miles); depth fixed by location program
ParametersNST=424, Nph=424, Dmin=155 km, Rmss=0.94 sec, Gp= 11°,
M-type=teleseismic moment magnitude (Mw), Version=B
Source
  • USGS NEIC (WDCS-D)
Event IDusc0000rxc
  • Did you feel it? Report shaking and damage at your location. You can also view a map displaying accumulated data from your report and others.

Tsunami 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The earthquake locations and magnitudes cited in NOAA tsunami statements and bulletins are preliminary and are superseded by USGS locations and magnitudes computed using more extensive data sets.

NOAA Tsunami Bulletins for this Earthquake

General Tsunami Information


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