§ Mr. D. E. Thomasasked the Secretary of State for Wales (1) what radioactive substances were discharged into the atmosphere from Trawsfynydd nuclear power station on 21 February;
(2) what were the environmental consequences of the incident at Trawsfynydd nuclear power station on 21 February; and if he will make a statement.
§ Mr. Mark RobinsonIt is estimated that 15 tonnes of carbon dioxide were released containing small amounts of sulphur 35, tritium, manganese 56 and cobolt 60.
Apart from one speck of contaminated material found during monitoring off site, samples taken to date reveal no unusual activity. Further sampling off site continues.