Journal of Environment and Health Science Journal of Environment and Health Science Journal of Environment and Health Science Journal of Environment and Health Science 2378-6841Ommega Online PublishersNew Jersey, USA253010.15436/2378-6841.19.2530Research ArticleImpacts of Land use on Water Quality in the Sebeya Catchment Area, RwandaImpacts of Land use on Water Quality in the Sebeya Catchment Area, RwandaRosine AngeliqueUWACU1Pan- African University Life and Earth Sciences Institute PAU-UI Department of Geography University of Ibadan Nigeria2University of Ibadan Laboratory for Interdisciplinary Statistical Analysis UI-LISA Department of Statistics University of Ibadan NigeriaEditor* E-mail: uwacurosine1@gmail.com
The authors have declared that no competing interests exist.
20192009201952JEHS-19-RA-253019062019160920192019Creative Commons Attribution LicenseThis is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited.The catchment area of the Sebeya River is largely exploited usually for multi-purpose use The Sebeya catchment is part of the Congo-Kivu catchment positioned in the upper portion of the Congo basin so this has serious implications for water safety The impacts of land use on water quality in the Sebeya catchment area Rwanda has been examined in this study because of serious implications for water safety Samples of surface water were collected across agriculture mining forest grazing and settlements land use types in the Sebeya River catchment area with a view to understanding the contributions of those land uses to seasonal variation in the water quality parameters Most of the measured water quality parameters were concentrated on samples that were retrieved around the settled area of the Sebeya catchment We conducted a principal component analysis PCA to identify the water quality parameters mostly associated with various land use area surrounding the Sebeya water catchment area Turbidity Total Suspended Solids TSS and Chemical Oxygen Demand COD concentration levels remained very relevant to the component loading at both wet and dry seasons at some of the sample locations Turbidity values ranged between 2330-3880 NTU TSS values ranged between 2455-1555 mg l and COD values ranged between 157-245 mg l in the wet and dry season respectively It is recommended that an effective waste management of both liquid and solid waste be implemented in the urban areas of the Sebeya catchment area to prevent water pollution Furthermore the waste management program should incorporate a water quality monitoring program so the status of water quality can be assessed accordingly 10