Earthquake Magnitude 7.1 - EASTERN HONSHU, JAPAN

Magnitude 7.1 - EASTERN HONSHU, JAPAN

2011 April 11 08:16:13 UTC

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Earthquake Details

• This event has been reviewed by a seismologist.

Magnitude	7.1
Date-Time	Monday, April 11, 2011 at 08:16:13 UTC Monday, April 11, 2011 at 05:16:13 PM at epicenter
Location	37.007°N, 140.477°E
Depth	13.1 km (8.1 miles)
Region	EASTERN HONSHU, JAPAN
Distances	38 km (24 miles) W (260°) from Iwaki, Honshu, Japan 71 km (44 miles) N (360°) from Mito, Honshu, Japan 81 km (50 miles) S (179°) from Fukushima, Honshu, Japan 163 km (101 miles) NNE (23°) from TOKYO, Japan
Location Uncertainty	horizontal +/- 12 km (7.5 miles); depth +/- 3.6 km (2.2 miles)
Parameters	NST=581, Nph=584, Dmin=209.3 km, Rmss=0.69 sec, Gp= 18°, M-type=regional moment magnitude (Mw), Version=C
Source	U.S. Geological Survey, National Earthquake Information Center: World Data Center for Seismology, Denver
Event ID	usc0002n9v