HC Deb 12 July 1990 vol 176 c287W
Mr. Michael

To ask the Secretary of State for Wales if he will list the rivers in Wales whose classification according to the National Water Council grading system changed between 1987 and 1988 together with details of the change in each case.

Mr. Grist

I refer the hon. Gentleman to the reply I gave him on 11 July 1990.