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World Journal of Engineering Research and Technology

( An ISO 9001:2015 Certified International Journal )

An International Peer Reviewed Journal for Engineering Research and Technology

An Official Publication of Society for Advance Healthcare Research (Reg. No. : 01/01/01/31674/16)

ISSN 2454-695X

Impact Factor : 7.029

ICV : 79.45

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Makera marshland is located in the southern Province, Muhanga District. Seasonal rainfall is characterized by two rain seasons from September to January and March to May whereby monthly rainfall vary from 99 mm to127 mm declining to 19 mm in July. Only 11% of the annual rainfall was observed during the dry season. The average annual rainfall for the catchment was 1269 mm/year. The statistical analysis shown that was no statistical dependency correlation between the annual data while a medium statistical dependency observed between the monthly data of Kigali and stations closed to Makera. The results have been verified with the river flow measured in August, November 2016 and February 2017 while groundwater observation was done from taps and wells. The total gross water requirements are of 4,086m3/ha/ year. It was observed that available water resources can be used to irrigate 109ha as supplementary irrigation and 40ha for complete irrigation.

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