On 7/11/2013, Tepco finally published a part of the data of Strontium-90 density in groundwater.
In the groundwater taken from boring No.1, 1,200,000 Bq/m3 of Strontium-90 was detected.
The boring is situated in east side of reactor2.
The sampling date was 6/7/2013. Tepco has not published the data for longer than a month. The reason is not announced.
↓ Location of the boring. (Blue box)
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