Dr. ThomasTo ask the Secretary of State for the Environment pursuant to his reply to the hon. Member for Meirionnydd Nant Conway,Official Report, February, column 600, what is the weight and volume of residual radioactive barium sulphate waste at Amersham.
§ Mrs. Virginia BottomleyThe weight of residual radioactive barium sulphate waste safely stored in the site effluent treatment plant at Amersham is estimated at about 400 kg, associated with about one cubic metre of slurry. These figures are approximate. More precise figures will not be available until the site effluent plant is decommissioned.