Category Archives: roadmap to repair

Fukushima could take 30 years to clean up – official report

the Japanese Atomic Commmission urged TEPCO to begin removal of fuel within 10 years. The 30-year timescale has been suggested by foreign experts before. Fukushima nuclear plant could take 30 years to clean up Guardian, Justin McCurry Oct 31 2011 … Continue reading

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Areva-Kurion cesium adsorption / decontamination system to be retired, because it is too costly???

TEPCO’s latest report on treatment of highly-radioactive water suggests that the original water decontamination  system designed by Areva and Kurion will be offline for the first half of October then turned off from late October to the end of its forecast … Continue reading

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Roadmap updated: TEPCOs Sept 20 report on recovery

TEPCO’s latest monthly status report  on their Roadmap  to Recovery came out yesterday http://www.tepco.co.jp/en/press/corp-com/release/11092003-e.html: Some highlights I noticed (there may be more): • details of the new circulating filtration system for nitrogen in the containment, which should reduce air emissions. • … Continue reading

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Protected: 1.2 terabequerels in port’s water on July 11 said TEPCO. Where has it gone?

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TEPCO plan to remove fuel by flooding containment vessels – maybe, the plan is just an image

TEPCO told an enquiry that it might develop robots to swim down, plug leaks in the containments; then, after flooding the containments, the robots could look around for bits of the fuel rods and bring them out.  TEPCO  had to … Continue reading

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Hose rip interrupts cooling of reactor #5 for 3.5 hours -22 hours before another meltdown

Apparently, after another 22 hours the reactor would have boiled dry and a meltdown begun.  Pumps in the Residual Heat Removal System, which  cools both the #5 reactor and the spent fuel pond, also broke down on May 28 for … Continue reading

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34000 tons of water will be decontaminated in next 3 months – TEPCO

TEPCO added that there is now about 120,000 tons of highly-contaminated water the plant. Although there have been several stoppages of the new US-French-Japanese system since it was due to start on June 15, TEPCO seems confident such teething problems … Continue reading

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Unit #2’s new water-level gauge not working. Reactor too hot?

TEPCO  says it still cannot obtain accurate data on the water level and pressure of the Number 2 reactor. A new measuring device installed earlier this week is not operating properly. Tokyo Electric Power Company believes that readings by the … Continue reading

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Underground dam against leaks planned, but not announced to shareholders

A huge underderground dam underneath reactor (#1?) is under consideration because the fuel has melted through the containment and may leak to underground… very expensive, it was apparently due to be announced on June 14, but TEPCO allegedly delayed the … Continue reading

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Reactor #3 too radioactive for work – 100 mSv/hr overdoses workers

Radiation in No. 3 reactor too high for work The operator of the damaged Fukushima Daiichi nuclear plant says radiation levels in one of the reactor buildings remain too high for workers to do their jobs.
Tokyo Electric Power Company, or … Continue reading

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