§ 28. Mr. J. H. Osbornasked the Parliamentary Secretary for Science what has been the highest power now reached at the experimental fast reactor at Dounreay; and what has been the average electrical output to the national grid per month over the last three months.
§ Mr. Denzil FreethThe maximum power reached has been 60 megawatts thermal, corresponding to an electrical output of 14.2 megawatts. This is the highest heat level at which a fast breeder reactor has operated anywhere in the world.
The average electrical output of the reactor has been 2¾ million units per month.