(1) Whether the Swartspruit in the Kempton Park area has been tested for pollution; if not, (a) why not and (b) when will it be done; if so, (i) when was the last test conducted and (ii) what were the findings; (2) whether any action has been taken against the (a) local authority and (b) local business for polluting the Swartspruit; if not, why not; if so, what are the relevant details?