As part of monitoring activity of the surrounding environment, we
conducted an analysis of plutonium contained in the soil collected on
March 21st and 22nd at the 5 spots in Fukushima Daiichi Nuclear Power
Station. As a result, plutonium 238, 239 and 240 were detected.
As the result of strontium analyses in the soil from the sample at the 3
periodic sampling spots collected on April 18th, strontium 89 and 90 were
detected as shown in the attachment. Today, we informed the Nuclear and
Industrial Safety Agency and the government of Fukushima Prefecture of the
We will continue conducting the similar analysis.
Attachment:Fukushima Daiichi Nuclear Power Station: Strontium analysis
result in the soil(PDF 10.6KB)