(1) (a) What is the estimated amount of untreated and partially treated sewage that has flowed into the Hartebeespoortdam since 1 January 2010 up to the latest specified date for which information is available and (b) what are the principal sources of this pollution; (2) whether there are programmes specifically aimed at reducing the amount of sewage flowing into the dam; if not, why not; if so, (a) what are the details of these programmes and (b) budgetary allocations for the (i) 2009-10 and (ii) 2010-11 financial years; (3) whether these programmes have had any measurable successes in reducing sewage flowing into the dam; if not, why not; if so, what are the relevant details; (4) whether her department has made any representation to Treasury to increase the amount of funds available to the programmes to reduce sewage flowing into the dam; if not, why not; if so, what has been the response?