AECL issued the construction agreement in 1969 for the main BHWP unit (BHWP A). Commissioning of BHWP A was performed by Ontario Hydro from 1971 as a result of 1973, Along with the plant entering company on 28 June 1973, and layout production capability staying obtained in April 1974. Due to the achievement of BHWP A and the massive level of large