Archive for the ‘Sea contamination’ Category

Marine contamination may have reached north to Hawaii

ASR, a global coastal and marine consulting firm updated the simulation of the marine contamination from Fukushima nuclear plants. <Quote> We use a Lagrangian particles dispersal method to track where free floating material (fish larvae, algae, phytoplankton, zooplankton…) present in the sea water near the damaged Fukushima Daiichi nuclear power station plant could have gone [...]

Tritium leakage is increasing

According to Tepco’s announcement, tritium amount in intake is increasing. Tepco monthly publish the data of radiation leakage to the sea water inside of intake. Though other nuclides, such as cesium 134 / 137 and strontium 89 / 90, are in the decreasing trend, tritium is still leaking about 3 ~ 7 times much as [...]

Worsened situation of Japanese sea food

  Ministry for Food, Agriculture, Forestry and Fisheries of Korea announced contaminated Japanese sea food is increasing. From last April to the end of 2011, they measured cesium from 21 imported sea food (148.8 tones) from Japan, but it’s already 32 imported sea food (881.3 tones) from the beginning of 2012 to 3/2/2012. Most of [...]

130 million Bq of cesium has leaked to Tokyo bay in Yokohama

    ↓ Zeolite   Radioactive garbage can be treated as normal garbage if it’s less than 8,000 Bq/kg. Yokohama city deposits incinerated ash of normal garbage at the final disposal site of Minami Honmoku. It is a part of Tokyo bay, incinerated ash is used to fill the sea. Yokohama city government was supposed [...]

Highly contaminated water still keeps leaking to the sea

  Mr. Aoyama from Meteorological Research Institute analyzed the decreasing speed of cesium in the ocean. He talks highly contaminated water is probably still leaking to the sea because the decreasing speed of cesium is too slow. Tepco put water glass medical fluid to stop water leakage last April. They state the cesium level has [...]

Japanese debris has already arrived at west coast of United States

Fishers bobs and the debris written Japanese are frequently found in west cost of United states, where is 7300km away from Japan. Last weekend, citizens had exhibition of driftage in the coast of North west Washington. The U.S. National Oceanic and Atmospheric Administration states, all the driftage are mixed in north pacific ocean, can’t distinguish [...]

Contamination level is increasing in Tokyo Bay

Following up this article..Tama river fish contaminated Cesium is carried from the rivers to Tokyo Bay. Prof. Yamazaki from Kinki university measured cesium contained sea ground soil at 36 points of Tokyo bay.  The result shows the contamination level is increasing near the outlet of Arakawa river. He assumes cesium is carried from contaminated river. [...]

Fukushima contaminated Hokkaido food too

  Online food shop Alter measured radiation of food from Hokkaido. It turned out that Hokkaido food is contaminated as well. The person who asked Alter to analyze tweeted like this below Yuki Sh. Abekawa @putuyuki オルター測定結果。北海道産昆布16.9bq、北海道産大豆1.5bq、新潟産やまえのき3.6bq。やっぱり…。関東の汚染地域以外は測定対象外と謳っていた時期もあったけれど、私は不安だった。(ただ、なぜかこの測定結果、一覧にもならず小さく欠品欄に書かれていただけなのが気になる) Source <Translate> Alter published the analysis result, Seaweed from Hokkaido 16.9 Bq/Kg Soybean from Hokkaido 1.5 Bq/Kg Enoki [...]

Sea contamination level increased on 1/30/2012

  Tepco announced the samples taken at intake of reactor 2 and 3 contained more radiation then the ones of 1/29/2012. 1/30/2012 At intake of reactor 2 Cesium 134 : 130,000 Bq/m3 Cesium 137 : 170,000 Bq/m3 At intake of reactor 3 Cesium 134 : 260,000 Bq/m3 Cesium 137 : 340,000 Bq/m3 Source 2・3号機付近 濃度やや上昇 [...]

Fisheries Agency lifted the restriction of bonito fishing only by checking 2 fish

Fisheries Agency allowed them to fish bonito in Fukushima offshore except for 30 km area. The day before they lifted the restriction, they allowed them to fish in 530 km area. Fisheries agency assume they will fish bonito around 250 km area from Fukushima plants and checked the samples on 1/22/2012. However, they only checked [...]

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