✔. ✔. ✔. WASTE WATER. Waste-water treatment and reuse. Rehabilitation and construction of sewerage network and wastewater treatment plants in Lilongwe, Blantyre, Mzuzu and Zomba, achieving a reduction in CH4, and N2O emissions from waste-water and sewage. MOFNR, MOLG. City and District Councils, Department of Water Resources. US$ 67 million.