† (1) Whether her department has been notified of the proposed construction of a mega silt dam of 1 400 ha at the Vaal River, south-east of Stilfontein in North West; if so, (2) whether any radiological investigation into possible pollution of the Vaal River has been undertaken; if not, why not; if so, (3) whether the proposed site of the silt dam is higher upstream than the point from which drinking water for Klerksdorp is pumped; if not, what is the position in this regard; if so, what are the relevant details; (4) whether she will reject the environmental impact study; if not, why not; if so, what are the relevant details; (5) whether she will make a statement on the matter?