To ask the Secretary of State for the Environment, further to his oral answer of 27 June, Official Report, columns 309–10, whether his undertaking that new outfalls will be designed to be fully treated includes schemes which are currently at the planning stage.
My officials wrote on 7 June to the National Rivers Authority to explain how the policy announced on 5 March by my right hon. Friend, at column 452, would be applied. A copy of this letter has been placed in the Library.This makes it clear that discharges to estuaries must receive secondary treatment where the dry weather flow exceeds 1,500 cu m a day. The outfall at Lavernock will therefore be designed to discharge sewage which has received secondary treatment.