Tammy McDonald, B.Sc, B.Tech, MTM (CPHI(c), is the Manager of Environmental Health, Department of Government Services with over 20 years’ experience with environmental public health. She has held various positions with Department of Government Services and Department of Environment, Conservation and Climate Change in areas of municipal solid waste, drinking water quality, food safety, sanitation and other inspection activities. She has worked in Zambia, Africa and with the Ministry of Education developing curriculum for community-based schools. Her focus is private sewage disposal and water supply systems and how they are integral in communities when municipal services are unavailable.