Jibiya
Jibia, (or Jibiya), is a town and Local Government Area (LGA) in Katsina State, northern Nigeria. The population of the LGA was approximately 125,000 as of 2003, and the area is 1037 km2.
The postal code of the area is 822.
Jibia sits alo ...
local government area of Katsina State in the north of
Nigeria
Nigeria ( ), , ig, Naìjíríyà, yo, Nàìjíríà, pcm, Naijá , ff, Naajeeriya, kcg, Naijeriya officially the Federal Republic of Nigeria, is a country in West Africa. It is situated between the Sahel to the north and the Gulf o ...
. It is an earth-fill structure with a
geomembrane
A geomembrane is very low permeability synthetic membrane liner or barrier used with any geotechnical engineering related material so as to control fluid (liquid or gas) migration in a human-made project, structure, or system. Geomembranes are ...
liner, with a height of 23.5 m and a total length of 3,660 m, and has a capacity of 142 million m3.
The dam was designed in 1987 and completed in 1989, and was built to support irrigation and water supply.
The landscape at the dam site is sub-desertic except in the rainy season.
The Gada river flows for only about four months each year, with a catchment area at Jibiya of over 400 km2.
Due to the loose sandy nature of the surface soil, a flexible impervious liner was used that could adapt to settling or deformation of the embankment.
An assessment of the dam in 2004 rated its condition "good" but noted that no instrument readings had been made since 1994 due to lack of training of the operators.
As of 2007, the dam was not being used for irrigation due to lack of fuel to run the pumps.
The Gada River flows from Nigeria into