We had been studying to implement sampling surveys on the ocean soil, 
completed preparations and conducted the surveys on April 29, 2011.
                                     (Previously announced on May 3, 2011)

We conducted uranium analysis for the ocean soil sampled on September 12 
and 15*. As a result, U-234, U-235 and U-238 were detected as shown in the 
appendix.

Today, we reported the results to NISA and the government of Fukushima 
Prefecture.

We will continuously conduct the same sampling surveys.


* The results of nuclide analysis for 3 major nuclides (I-131, Cs-134, 
  Cs-137) were announced on September 13 and 16. The results of plutonium 
  analysis were announced on October 6. 

Appendix: Uranium Analysis Result in the ocean soil (PDF 11.5KB)