A monitoring of 5 points in offshore area of Ibaraki-prefecture has been
conducted by the Ministry of Education, Culture, Sports, Science and
Technology since April 25th, 2011. As a part of the monitoring, on May 5th,
samples were taken by the Japan Coast Guard and TEPCO conducted nuclide
analysis of radioactive materials in these samples.
Appendix:The result of nuclide analysis <samples taken by a surveying
ship "Kaiyou" of the Japan Coast Guard> (PDF 27.0KB)
Appendix:Place of collections in offshore area of Ibaraki-prefecture