§ Mr. Wigleyasked the Secretary of State for the Environment what was the total water consumption in Great Britain in 1950, 1960 and 1970, respectively; what are the forecast estimates of consumption for 1980, 1990 and 2000; and, for each of these years, what was, or is forecast to be, the proportion of water consumption used for non-domestic purposes.
§ Mr. Denis HowellI will write to the hon. Member when I have assembled the information he requires.