Posts Tagged ‘tepco’

3 radiation monitors down for 3 days in the pool to accept fuel assemblies from reactor4 SFP

3 radiation monitors were down for 3 days in common usage pool. This pool is to stock the fuel assemblies removed from reactor4 spent fuel pool.   The monitors are to measure the atmospheric dose one a day. They didn’t measure from 4/19 to 4/21. Tepco didn’t notice it until 13:45 of 4/22/2014.   They [...]

Tepco considers to track workers by location information in Fukushima plant having series of suspicious “accidents”

Following up this article.. Someone turned on 4 irrelevant pumps / 203t of 37,000,000,000 Bq/m3 contaminated water transferred to wrong place [URL]   Tepco considers to track all the Fukushima workers by location information, they stated in the meeting of NRA (Nuclear Regulation Authority) on 4/18/2014.   Tepco cannot deny the possibility that someone entered [...]

Continuous troubles in ALPS / A filtration part is imported from France

Related to this article.. 4,200,000,000Bq of β and 10,000,000 Bq of γ nuclides leaked from ALPS again / New technology never get into operation [URL]   A part in the filtration of multiple nuclide removing system ALPS (Advanced Liquid Processing System) is imported from France.   Tepco stated in the meeting of NRA (Nuclear Regulation [...]

“Mitsubishi Heavy Industries trying to quit being in cooperate with Areva”, a Fukushima worker

Following up this article.. 3 vice presidents of Tepco’s new Fukushima company are from nuclear makers / Mitsubishi, Toshiba, Hitachi GE [URL]   The government of Japan and Tepco are sticking to the policy “All Japan” to eliminate foreign capital on decommissioning Fukushima plant. However, the 3 vice presidents of Tepco’s new inner company include [...]

Huge tanks shipped to Fukushima plant / One gets full within less than 2 days

    Following up this article.. Tepco to carry new contaminated water tanks directly from the factory by transport ships [URL]   Tepco started carrying 6 contaminated water tanks from the factory in Mitsubishi heavy industries in Hyogo to Fukushima plant. The contaminated water is increasing faster than Tepco builds the new tanks in the [...]

4,200,000,000Bq of β and 10,000,000 Bq of γ nuclides leaked from ALPS again / New technology never get into operation

Extremely high level of radiation leaked from multiple nuclide removing system ALPS (Advanced Liquid Processing System). This system has been continuously in the serious trouble since they started the hot test last Spring. However, Tepco doesn’t change their plan to try to purify 1,960 m3 / day of contaminated water from this Summer. ALPS is [...]

[Assumption overturned] Bypass water already exceeded the safety limit / Tepco “won’t stop pumping up”

Following up this article.. Tepco started pumping up the bypass water to discharge / Tritium density jumped up to 87% of desired safety level [URL]   The tritium density already exceeded their desired safety limit before even starting to discharge.   It was one of the 12 bypass wells. From the sample of 4/15/2014, Tepco [...]

10 μSv/h from a container to ship to Taiwan / Honmoku pier in Yokohama

4.5 ~ 10 μSv/h was measured from a container on 4/13/2014. It was to be shipped from Honmoku pier to Taiwan, but it is not announced what is specifically in the container.   The employee of Japan Post Holdings detected the radiation level over 5 μSv/h before loading, which is higher than the safety limit [...]

Someone turned on 4 irrelevant pumps / 203t of 37,000,000,000 Bq/m3 contaminated water transferred to wrong place

203 m3 of highly contaminated water was transferred to the wrong plant buildings. Cs-134/137 density was 37,000,000,000 Bq/m3 in the wrongly transferred water.   The basement floors of reactor1~4 retain the coolant water and groundwater that increase by 400 m3 per day. Both of them are highly contaminated. Tepco pumps it up and reuse it [...]

1 m3 of contaminated water leaked again / “Did someone make a hole on the tank for malicious purpose again ?”

1m3 of contaminated water leaked from another contaminated water tank. Tepco announced the leakage has already been stopped because all the water has gone out.   It was a 1m3 plastic tank beside 1,000m3 class of tanks. It is not explained why the tank was left there. A sub-contract worker found the tank was empty [...]

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