§ Mr. Michael Morrisasked the Secretary of State for the Environment what is the national average cost of 1,000 gallons of water metered for industrial purposes; and what it was for the years 1920, 1930, 1940, 1950, 1955, 1960, 1965, 1970, 1971, 1972, 1973, 1974 and 1975.
§ Mr. Denis HowellThe average cost of water supplied by meter in England and Wales was 30.5 pence for 1,000 gallons in 1974–75 and 43.5 pence per 1,000 gallons in 1975–76.
Corresponding information for earlier years is not readily available.