... water pollution. These three interacting areas are often administered in different line ministries - typically a Ministry of Environment, a Ministry of Water and a Ministry of Health. In addition, ... formulation on water pollution control. • Setting of national water quality criteria and standards, and their supporting regulations. • Review and co-ordination of development plans that affect water ... Guidelines and Standards for Nigeria. These address drinking water, recreational use of water, freshwater aquatic life, agricultural (irrigation and livestock watering) and industrial water...