Tohoku Earthquake Tsunami Information

The 2011 Tohoku Earthquake Tsunami Joint Survey Group

At 14:46 local time on March 11, 2011, a magnitude 9.0 earthquake occurred off the coast of northeast Japan. This earthquake caused a tsunami which attacked Japan as well as a wide range of localities around the Pacific Ocean. This site provides information following the 2011 Tohoku Pacific Ocean Tsunami and is maintained by the Coastal Engineering Committee of the Japan Society of Civil Engineers.

Updates

Future survey plan

  • 2011/03/29 UPDATE!: -UPDATE OF 29 MARCH 2011 ON POST-TSUNAMI SURVEYS IN TOHOKU-)
  • 2011/03/16 -Regarding decisions of the timing to start academic research on the Pacific coast of Northeast Japan (Fukushima, Miyagi, and Iwate prefectures-
  • 2011/03/16 -Important notice for foreign researchers about field surveys in Tohoku and other area-
  • 2011/03/13 Please do not enter the Tohoku area because rescue activities are still ongoing. We will provide further information on this website

Research and Information

Preliminary Report

  • A preliminary investigation. Note not corrected for tides (last updated 2011/3/23). http://www.coastal.jp/ttjt/index.php?plugin=ref&page=FrontPage&src=survey.jpg