Ministry of the Environment (MOE) is going to legalize dumping incinerated ash, which is over 100,000 Bq/kg, into landfills.
They are allowed to dump incinerated ash of 8,000 ~ 100,000 Bq/kg into landfills since this June.
Now that they have legalize it, there will be no limit to the levels of contaminated incinerated landfill.
MOE made it a condition to shelter it with concrete and do the best to separate it from ground water.
(Source)
環境省は2日、東京電力福島第1原発事故で放射性物質に汚染された廃棄物の焼却灰について、放射性セシウムが1キロ当たり10万ベクレルを超える高濃度の灰でも埋め立てが可能とする基準をまとめた。周囲をコンクリート壁で覆った「遮断型最終処分場」への埋め立てを条件とし、地下水への汚染防止などに万全を期す。(2011/12/02-19:46)