Project name: Weija
Year started: 1979
Developed area: 220 ha
Year completed: 1984
Potential area: 1500 ha
Irrigated area: 210 ha
Irrigation type: Pump + Sprinkler
Construction of the Weija Irrigation Project was started in 1979 and completed in 1984. It is a horticultural project situated about 30 km from Accra. The EC and the Ghana Government sponsored the project. All the farmers produce vegetables for the Accra/Tema local market from the inception of the project but now produce assorted vegetables for export to the U.K. The project consists of the Weija Lake with sprinkler system and it has a gross area of 1500 ha with irrigate able area of 210 ha.
It is within the coastal savannah. The project experience a mean annual rainfall of 846 mm, The mean daily temperature is about 26oC. A daily sunshine hour is 12.
The project consists of two (2) inclined centrifugal pumps at the intake which pumps water into an open canal and flows by gravity into a reservoir. A second pumping station that consists of four (4) vertical centrifugal pumps then sends the water to the sprinkler system on the field. The capacity of each of the pumps is 1200 m3/ha with 150 hp. The reservoir has a capacity of 15,000 m3.
Two (2) pumps out of five (5) each operating at 114 l/s deliver water through the main canal to a night storage reservoir where irrigation water is lifted to the sprinkler fields.
Name of Scheme Manager: Stephen Fianu
Tel: 233 0244225587
Address: P. O. Box M. 154 Accra