commiss opinion novemb plan dispos radioact wast sizewel nuclear power station unit kingdom accord articl euratom treati english text authent euratom gener data plan dispos radioact wast sizewel nuclear power station provid unit kingdom govern commiss accord articl euratom treati letter receiv occas meet group expert set pursuant treati place septemb luxembourg repres unit kingdom govern provid complementari inform detail basi data obtain consult group expert commiss drew opinion distanc instal closest point territori member state approxim km case franc belgium netherland normal oper power station liquid gaseou effluent discharg liabl give rise signific exposur popul member state solid radioact wast store power station site prior transport final storag site state supervis irradi fuel element store plant site prior transfer treatment storag case unplan releas radioact effluent occas accid type magnitud sourc term consid gener data dose liabl receiv member state signific health point view unit kingdom sign bilater agreement franc netherland exchang inform case nuclear incid accid addit commun wide arrang set earli exchang inform event radiolog emerg pursuant council decis decemb commun arrang bilater agreement hypothet accid greater radiolog consequ present gener data account commiss recommend unit kingdom belgian author examin advantag establish bilater agreement similar franc netherland conclus commiss opinion implement plan dispos radioact wast sizewel nuclear power station liabl normal oper case accid type magnitud consid gener data result radioact contamin signific point view health water soil airspac member state opinion address unit kingdom commiss karel van miert member commiss