(1) (a) How many sewerage works plants are there in Mpumalanga province and (b) how many of them have valid licenses; (2) (a) how many of these plants are operational and (b) how long has each non-operational plant been in this condition; (3) are there any plans in place for the replacement, rehabilitation or provision of neglected sanitation infrastructure; if not, why not; if so, what (a) timeframe is envisaged for this process to be completed and (b) are the further relevant details?