Posts Tagged ‘tank’

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 [...]

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 [...]

[Tepco's upward revision] “80 BILLION was actually 280 BILLION Bq/m3 in last summer’s leakage”

Following up this article.. Leaked all β of “300m3 leakage accident” was also underestimated / INES level might be increased [URL]   All β nuclide density was 280,000,000,000 Bq/m3 in the leaked tank water last summer. All β nuclide means the collective of the nuclides to include Strontium-90. Tepco announced the all β nuclide density [...]

[100m3 overflow] No information obtained about a potential suspect / Tepco practically give up investigation

Following up this article.. [100m3 overflow] Tritium density in groundwater spiking up 60m east from the overflowed tank [URL]   Tepco ended up obtaining no useful information to identify someone who can have operated the valves for malicious purpose. They have been investigating 124 workers including 16 Tepco employees. They held 169 interrogations, which last [...]

Tanks are decontaminated by human workers getting inside

Following up this article.. 21 tanks and 1km of pipe must be decontaminated due to the system failure of ALPS / Not known when to reboot ALPS [URL]   These contaminated tanks are purified by human workers, according to Tepco. Due to the system failure of multiple nuclide removing system ALPS (Advanced Liquid Processing System), [...]

[100m3 overflow] Tritium density in groundwater spiking up 60m east from the overflowed tank

Following up this article.. [100m3 overflow] All β detected 60m east from the tank / Contamination already penetrating to groundwater [URL]   Tritium density is rapidly increasing in groundwater taken from the same point. Since they started sampling from this boring hole on 3/17/2014, Tritium density had been under detectable level for the first 2 [...]

[100m3 overflow] All β detected 60m east from the tank / Contamination already penetrating to groundwater

Following up this article.. [100 m3 overflow] “Who turned on the wrong valve and why ?” / Still not identified [URL]   The contamination is possibly penetrating to groundwater already, according to Tepco. One month after the overflowing accident, 120,000 Bq/m3 of all β nuclide to include Strontium-90 was detected from groundwater. The sample was [...]

Contaminated water storage already 91% full / Could be overflowing by this coming June

Related to this article.. 21 tanks and 1km of pipe must be decontaminated due to the system failure of ALPS / Not known when to reboot ALPS [URL]   From Tepco’s own data, their contaminated water storage is already 91% full. The report was published on 3/19/2014. At the moment of 3/18/2014, the total volume [...]

21 tanks and 1km of pipe must be decontaminated due to the system failure of ALPS / Not known when to reboot ALPS

Following up this article.. [ALPS shut-down] Tepco has already transferred 2,500 t of unpurified water to 21 clean tanks [URL]   21 tanks and 1km long pipes need to be entirely decontaminated due to the system failure of multiple nuclide system ALPS (Advanced Liquid Processing System).   ALPS is one of the two major countermeasures [...]

[ALPS shut-down] Tepco has already transferred 2,500 t of unpurified water to 21 clean tanks

Following up this article.. Multiple nuclide removing system practically in a shutdown state / Not purifying All β nuclides [URL]   The broken multiple nuclide system ALPS (Advanced Liquid Processing System) had already “processed” 2,500 tonnes of contaminated water, according to Tepco. The water still contains 10,000,000,000 Bq/m3 of All β nuclides, which is 100,000 [...]

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