§ Mr. William Ross
To ask the Secretary of State for Northern Ireland if he will, further to his answer to the hon. Member for Londonderry, East of 24 April,Official Report, columns 111–13, indicate how many of the pollution incidents referred to in each of the years 1987, 1988 and 1989 which involved sewerage and water treatment works resulted in fish kills; which lakes and rivers were affected in each year; and what was the cost to public funds of restocking each of the waters affected.
§ Mr. Peter Bottomley
[holding answer 8 May 1990]: There were two incidents in 1987, two in 1988 and six in 1989.
In 1987 the rivers affected were the Callan and Creggan, in 1988 the Callan and Cusher, and in 1989 the Maine, Blackwater, Creggan, Quigger, Ballinderry and Cusher.
The Department of the Environment for Northern Ireland has agreed to pay £3,000 to restock the Callan, £12,000 to restock the Creggan and £100 for the Quigger.