HC Deb 27 March 1996 vol 274 cc595-6W
Mrs. Helen Jackson

To ask the Secretary of State for the Environment what is the estimated average cost per gallon of treating drinking water drawn from(a) reservoirs, (b) rivers and (c) groundwater. [22980]

Mr. Clappison

[holding answer 26 March 1996]: The information requested is not held by my Department.