Tag "sediment"

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Domestic and global Environment Sea contamination

2,000 Bq/Kg from marine soil 6km offshore Fukushima, over 1,000Bq/Kg at 20 locations / The further, the higher

High level of Cesium-137 is concentrated in offshore “hot spots”, NRA (Nuclear Regulation Authority) reported on 6/13/2014.   They measured 2,000 Bq/Kg of Cs-137 (excluding Cs-134) 6km offshore Fukushima plant.

Core removing struggle

Unverified highly radioactive sediment collected from 8.6m inside of reactor2 PCV again, “30 mSv/h of γ&β dose”

Following up this article..[Elephant foot ?] Tepco collected highly radioactive sediment in reactor2 PCV, “0.2 Sv/h of γ and β” [URL] In the second TIP (Traversing In-core Probe) guide pipe

Core removing struggle

[Elephant foot ?] Tepco collected highly radioactive sediment in reactor2 PCV, “0.2 Sv/h of γ and β”

On 7/8/2013, Tepco conducted the soundness inspection of reactor2 TIP guide pipe. This is their second attempt. They failed in the first attempt (2/25 ~ 2/28/2013) to have 4 fiberscopes

Uncategorized

Cs-134/137 from pool bottom sediment of 9 of 9 elementary school in Chiba, max as 796 Bq/Kg

According to Shiroi city municipal government in Chiba, they detected Cs-134/137 from swimming pool in 9 of 9 elementary schools. The samples are the bottom sediment. Sampling dates are 5/13/2013.