commiss opinion decemb plan dispos radioact wast decommiss dismantl astra research reactor locat seibersdorf austria accord articl euratom treati german text authent european commiss receiv govern austria accord articl euratom treati gener data relat plan dispos radioact wast decommiss dismantl astra research reactor basi data addit inform subsequ provid austrian govern consult group expert commiss drawn opinion distanc plant closest member state border feder republ germani km nearest territori applic countri km hungari km slovak republ normal oper condit discharg liquid gaseou effluent exposur popul member state signific point view health solid radioact wast aris decommiss dismantl astra research reactor store site expert note solut final storag radioact wast releas solid materi dismantl astra research reactor recycl reus control give rise signific effect point view health popul member state expert note clearanc level set accord commun guidanc ensur complianc clearanc criteria basic safeti standard direct euratom event unplan discharg radioact wast follow accid type magnitud consid gener data dose receiv popul member state signific point view health conclus commiss opinion implement plan dispos radioact wast decommiss dismantl astra research reactor locat seibersdorf austria normal dismantl oper event accid consid gener data liabl result radioact contamin signific point view health water soil airspac member state