%A"Lacy, C S" %A"Patterson, R W" %A"Upton, M S [Chemistry and Metallurgy Department, Central Production Services, Ontario Hydro, ON (Canada)]" %D1991 %I; International Atomic Energy Agency, Vienna (Austria); Comision Nacional de Energia Atomica, Buenos Aires (Argentina); CANDU Owners Group, North York, ON (Canada) %2 %J[] %K21 SPECIFIC NUCLEAR REACTORS AND ASSOCIATED PLANTS, CANDU TYPE REACTORS, DECONTAMINATION, HEAT TRANSFER, RADIATION DOSES, REACTOR COMPONENTS %PMedium: ED; Size: 14 pages %TOntario Hydro decontamination experience %XOntario Hydro currently operates 18 nuclear electric generating units of the CANDU design with a net capacity of 12,402 MW(e). An additional 1,762 MW(e) is under construction. The operation of these facilities has underlined the need to have decontamination capability both to reduce radiation fields, as well as to control and reduce contamination during component maintenance. This paper presents Ontario Hydro decontamination experience in two key areas - full heat transport decontamination to reduce system radiation fields, and component decontamination to reduce loose contamination particularly as practised in maintenance and decontamination centres. (author) %0Conference %NINIS-XA-N-171;TRN: XA04N1300055680 %1 %CIAEA %Rhttps://doi.org/ TRN: XA04N1300055680 INIS %GEnglish