Abstract
A large amount of radioactive substances is released by the Fukushima Daiichi nuclear power plant accident, it has spread radioactive contamination around the Fukushima Prefecture. Because of reduction of the radioactive contamination, decontamination project is being carried out by the country under the direct control or municipal order. In this report, as the person in charge of the decontamination operations, which has been implemented from the 2012 fiscal year in the Fukushima Prefecture, Kawamata Town, reports the achievements and challenges of the decontamination operations. First distribution of radiation strength is made higher in the place where gather the rain water even in the same land , also dose difference of by material, explaining that there is a high place locally dose rain trough. Subsequently, reports various decontamination means and describe the result. Furthermore forest area despite the vast, point out the reason why sufficient decontamination is difficult. Last-mentioned evaluation of decontamination effects, I describe problems and challenges in managing the decontamination operations.
