Preliminary Earthquake Report - 7.1 Mw - NEAR EAST COAST OF HONSHU, JAPAN | The Portal

Preliminary Earthquake Report - 7.1 Mw - NEAR EAST COAST OF HONSHU, JAPAN



Magnitude7.1 Mw
Date-Time
  • 7 Apr 2011 14:32:41 UTC
  • 7 Apr 2011 23:32:41 near epicenter
  • 7 Apr 2011 06:32:41 standard time in your timezone
Location38.253N 141.639E
Depth49 km
Distances
  • 66 km (41 miles) E (89 degrees) of Sendai, Honshu, Japan
  • 118 km (73 miles) ENE (60 degrees) of Fukushima, Honshu, Japan
  • 147 km (91 miles) NNE (26 degrees) of Iwaki, Honshu, Japan
  • 333 km (207 miles) NNE (30 degrees) of TOKYO, Japan
Location UncertaintyHorizontal: 13.1 km; Vertical 7.2 km
ParametersNph = 427; Dmin = 358.4 km; Rmss = 0.75 seconds; Gp = 32°
M-type = Mw; Version = B
Event IDUS c0002ksa ***This event has been revised.

For updates, maps, and technical information, see:
Event Page
or
USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey
http://neic.usgs.gov/



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