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Eng. Ashenafi Dechasa Tolosa
Expert Profile

Eng. Ashenafi Dechasa Tolosa

Hydraulic Engineering Lecturer & Water Resources / Hydrological Modelling Researcher
📍 Bule Hora University, Bule Hora, Ethiopia
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Open to Collaboration

Professional Summary

Ethiopian hydraulic engineering lecturer and water resources researcher specializing in hydrological modelling, GIS and remote sensing, SWAT/SWAT+, climate change impact assessment, soil erosion and sediment transport, flood and drought analysis, irrigation engineering, and data-driven water resources management. He serves at Bule Hora University as a lecturer and researcher, contributing to teaching, research, undergraduate and postgraduate student supervision, community service, journal peer review, and applied water-sector projects. His research connects physically based hydrological modelling with modern data science, artificial intelligence, and machine learning approaches to improve streamflow simulation, watershed management, climate resilience, and sustainable integrated water resources management in data-scarce river basins.

Key Expertise

Hydraulic Engineering Water Resources Engineering Hydrology Hydrological Modelling SWAT SWAT+ SWAT-CUP HEC-HMS HEC-RAS GIS QGIS ArcGIS Remote Sensing ERDAS IMAGINE MOLUSCE Climate Modelling Climate Change Impact Assessment Flood and Drought Management Streamflow Simulation Runoff Modelling Sediment Yield Modelling Soil Erosion Assessment Watershed Prioritisation Watershed Management Integrated Water Resources Management Irrigation Engineering Hydraulic Structures Open Channel Hydraulics Hydropower Engineering Water Supply Performance Assessment Urban Water Supply EPANET WATER CAD CROPWAT Python R Programming XLSTAT Artificial Intelligence Machine Learning Deep Learning Data Analysis Water Resources Planning and Management Academic Teaching Undergraduate and Postgraduate Student Advising Research Supervision Peer Review Community Service Projects

Major Projects and Contributions

  • Lecturer and Researcher – Bule Hora University
    Serves as a lecturer and researcher in hydraulic and water resources engineering, teaching courses such as hydraulic structures, flood and drought management, irrigation engineering, water works construction, hydraulics, hydraulic machines, open channel hydraulics, sewage treatment, and hydropower engineering.
  • SWAT-Based Runoff and Sediment Yield Modelling – Genale Dawa-3 Reservoir
    Conducted MSc research on runoff-sediment yield modelling and management option identification using SWAT for the Genale Dawa-3 Reservoir in the Genale Dawa River Basin, Ethiopia, supporting watershed management and reservoir sedimentation control.
  • Hydrological Process Modelling of the Genale Dawa-3 Dam Watershed
    Contributed to peer-reviewed research modelling the hydrological processes of the Genale Dawa-3 Dam watershed in Ethiopia, strengthening scientific understanding of watershed response, streamflow behaviour, and water resources planning.
  • Erosion Risk Assessment and Conservation Prioritisation
    Authored research on erosion risk assessment for prioritising conservation measures in the watershed of the Genale Dawa-3 Hydropower Dam, applying hydrological and geospatial tools to identify vulnerable areas and support targeted soil and water conservation.
  • Sediment Yield Estimation and Watershed Prioritisation – Laga Dadhi Water Supply Dam
    Contributed to international research on sediment yield estimation and watershed prioritisation based on erosion risk in the Laga Dadhi Water Supply Dam catchment, Addis Ababa, Ethiopia.
  • Climate Change Impacts on Water Balance Components – Rib Watershed
    Leads research as corresponding author on the impacts of climate change on water balance components of the Rib Watershed, Ethiopia, contributing to climate-resilient water resources assessment.
  • Land Use and Land Cover Dynamics on Streamflow Using SWAT+
    Leads research as corresponding author evaluating land use and land cover dynamics on streamflow using the SWAT+ model in the Mormora River Catchment, Genale Dawa River Basin, Ethiopia.
  • GIS and Remote Sensing for Solid Waste Disposal Site Selection
    Applies GIS and remote sensing methods for optimal solid waste disposal site selection in Bule Hora Town, Oromia, Ethiopia, supporting environmental planning and urban service improvement.
  • Urban Water Supply Performance Assessment – Bule Hora Town
    Participates in assessment of urban water supply performance in Bule Hora Town, contributing to evidence-based improvement of water supply service delivery and infrastructure planning.
  • Artificial Intelligence, Machine Learning, and Data Analysis for Water Resources
    Builds modern technical capacity in artificial intelligence fundamentals, data analysis, machine learning with Python, R for data science, and data-driven approaches for water resources modelling, flood and drought prediction, and decision-support systems.
  • Water Resources Planning and Management Module Preparation
    Prepared the Water Resources Planning and Management module for the Department of Hydraulic and Water Resources Engineering at Bule Hora University, strengthening academic training and curriculum development.
  • International Peer Review and Research Quality Contribution
    Serves as an invited peer reviewer for international journals, including Journal of Water and Climate Change and International Journal of Hydrology Science and Technology, contributing to research quality, scientific review, and global water-sector knowledge exchange.