Powerful Quake Strikes E Coast of Honshu Japan

More Powerful Quakes May Be Imminent in Japan Region

Powerful quake measuring up to 7.0Mw strikes the east coast of Honshu, Japan

An earthquake measuring up to 7.0Mwstruck offshore the east coast of Japan’s main island Honshu, about 285 km northeast of Tokyo Japan, located at 37.7N, 141.9E. The quake struck at a depth of about 40km on March 14, 2010 at 08:08UTC.

Another shock measuring up to 6.0 occurred in the same area about 30 km southwest of today’s event some 21 hours earlier.

The quake was reported as a 6.6 magnitude shock by USGS/EHP.

Tsunami Status

According to Japan Meteorological Agency there was no tsunami threat as a result of the shock.

Earthquake Location Map. Source: USGS/EHP.

The quake was the 10th powerful (or strong) earthquake (of a possible series of 14) that has struck Japan since August 2009.

Seismic Hazard Map of Japan

Historic Earthquakes in Japan

• 1891 10 27 – Mino-Owari, Japan – M 8.0 Fatalities 7,273
• 1896 06 15 – Sanriku, Japan – M 8.5 Fatalities 27,000
• 1923 09 01 – Kanto (Kwanto), Japan – M 7.9 Fatalities 143,000
• 1927 03 07 – Tango, Japan – M 7.6 Fatalities 3,020
• 1933 03 02 – Sanriku, Japan – M 8.4 Fatalities 2,990
• 1943 09 10 – Tottori, Japan – M 7.4 Fatalities 1,190
• 1944 12 07 – Tonankai, Japan – M 8.1 Fatalities 1,223
• 1945 01 12 – Mikawa, Japan – M 7.1 Fatalities 1,961
• 1946 12 20 – Nankaido, Japan – M 8.1 Fatalities 1,330
• 1948 06 28 – Fukui, Japan – M 7.3 Fatalities 3,769
• 1964 06 16 – Niigata, Japan – M 7.5 Fatalities 26
• 1995 01 16 – Kobe, Japan – M 6.9 Fatalities 5,502
• 2000 10 06 – Western Honshu, Japan – M 6.7
• 2003 05 26 – Near the East Coast of Honshu, Japan – M 7.0
• 2003 09 25 – Hokkaido, Japan Region – M 8.3
• 2003 10 08 – Hokkaido, Japan Region – M 6.7
• 2003 10 31 – Off the East Coast of Honshu, Japan – M 7.0
• 2004 05 29 – Off the East Coast of Honshu, Japan – M 6.5
• 2004 09 05 – Near the South Coast of Western Honshu, Japan – M 7.2
• 2004 09 05 – Near the South Coast of Honshu, Japan – M 7.4
• 2004 09 06 – Near the South Coast of Honshu, Japan – M 6.6
• 2004 10 23 – Near the West Coast of Honshu, Japan – M 6.6 Fatalities 40
• 2004 11 28 – Hokkaido, Japan Region – M 7.0
• 2004 12 06 – Hokkaido, Japan Region – M 6.8
• 2005 03 20 – Kyushu, Japan – M 6.6 Fatalities 1
• 2005 07 23 – Near the South Coast of Honshu, Japan – M 5.9
• 2005 08 16 – Near the East Coast of Honshu, Japan – M 7.2
• 2005 10 19 – Near the East Coast of Honshu, Japan – M 6.3
• 2005 11 14 – Off the East Coast of Honshu, Japan – M 7.0
• 2005 12 02 – Near the East Coast of Honshu, Japan – M 6.5
• 2006 06 11 – Kyushu, Japan – M 6.3
• 2007 03 25 – Near the West Coast of Honshu,Japan – M 6.7 Fatalities 1
• 2007 07 16 – Near the west coast of Honshu, Japan – M 6.6 Fatalities 9
• 2008 05 07 – Near the East Coast of Honshu, Japan – M 6.8
• 2008 06 13 – Eastern Honshu, Japan – M 6.9 Fatalities 13
• 2008 07 23 – Eastern Honshu, Japan – M 6.8 Fatalities 1
• 2008 09 11 – Hokkaido, Japan region – M 6.8
• 2009 08 09 – Near the South Coast of Honshu, Japan – M 7.1
• 2009 08 10 – Near the South Coast of Honshu, Japan – M 6.1 Fatalities 1
• 2009 08 12 – Izu Islands, Japan region – M 6.6
• 2009 08 17 – Southwestern Ryukyu Islands, Japan – M 6.7
• 2009 10 30 – Ryukyu Islands, Japan – M 6.8

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