OVERVIEW OF THE IMPACT OF MINING ON THE ... - IIED pubs

3.29.1.4 Surface water users
The City of Kwekwe draws water from the Sebakwe River, and Kadoma Town from the Msweswe River. Ngezi
Dam supplies the Munyati Thermal Power Station.
Irrigation by commercial agriculture is a major water user in Zones UN2 - UN6 and S in Area C (ZSG, 1984).
3.29.1.5 Water management systems
The sub-catchment falls under the Sanyati Catchment Council of ZINWA.
3.29.1.6 Human impacts on water resources (excluding mining)
The following could be expected to have an impact on water resources:
• Landfills, urban areas of Kwekwe, Kadoma, Chivhu, Mvuma and Empress;
• Disposal of liquid effluent, urban areas of Kwekwe, Kadoma, Chivhu, Mvuma and Empress;
• Urban run off, urban areas of Kwekwe, Kadoma, Chivhu, Mvuma and Empress;
• Non-point domestic effluent, rural areas;
• Non-point impact of agriculture (pesticides, fertilizers, etc), especially where commercial agriculture is
practiced;
• Non-point impact of irrigation in redistribution of river waters;
• Minor non-point impact from sparse, subsistence agriculture in the Sanyati valley;
• Fuel loss and litter on the main roads and railways; and
• Run off, Kwekwe and Eiffel Flats Airports and Thornhill Air Base.
3.29.2 Mining and mineral processing operations
The catchment falls under the Gweru and Kadoma Mining Districts (ZGS, 1995). The main mining activity is
gold mining in the Greenstone Belts, iron at Redcliff (historically) and chrome along the Great Dyke (Table
3.29).
Table 3.29: Mining operations in the Sanyati-Munyati sub-catchment.
Name Commodity Status Total
produced /t
clxxi
Potential Impact