Is her department aware of raw sewage that runs into any river in the Kannaland Municipality area; if so, (a) what consequence does it pose for agriculture and public health and (b) what steps (i) does her department intend to take to (aa) ensure that sewage does not run into any river in that area and (bb) remedy any existing sewage leaks in the municipality and (ii) is her department taking to prevent any possible future sewage leaks in that area?