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Such a structure is also called a dead well, absorbing well, or negative well, and in the United Kingdom a soakaway or soakage pit, [1] and in Australia a soakwell or soak pit. [ 2 ] [ 3 ] Design
Groundwater in Nigeria is widely used for domestic, agricultural, and industrial supplies. The Joint Monitoring Programme for Water Supply and Sanitation estimate that in 2018 60% of the total population were dependent on groundwater point sources for their main drinking water source: 73% in rural areas and 45% in urban areas. [ 1 ]
A percolation test (colloquially called a perc test) is a test to determine the water absorption rate of soil (that is, its capacity for percolation) in preparation for the building of a septic drain field (leach field) or infiltration basin. [1] The results of a percolation test are required to design a septic system properly.
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This table ranks Nigeria's 36 states in order of their surface areas. Rank State km² 1 Niger State: 74,363 2 Borno State: 70,898 3 Taraba State: 54,473 4 Kaduna State:
Responsibility of water supply in Nigeria is shared between three (3) levels of government – federal, state and local. The federal government is in charge of water resources management ; state governments have the primary responsibility for urban water supply; and local governments together with communities are responsible for rural water supply.
River Basin Development Authorities in Nigeria are government agencies involved in the management of water resources for agriculture and other uses. Each authority operates in an assigned geo-morphological and political boundary and work to improve agriculture and rural development through irrigation, control of river pollution and also to assist farmers in processing food crops.
Oguta Lake is a lean 'finger lake' formed by the damming of the lower Njaba River with alluvium. [2] it is the largest natural lake in Imo State, Southeastern Nigeria; [3] within the equatorial rainforest region of Niger Delta.