• Drainage Management in an Urban Watershed under Climate Change Scenario using IWRM Concepts 

  Jayaratne, JPG; Wijesekera, NTS [Conference-Full-text]

  Surface water and ground water pollution becomes a critical factor in urban areas because having high density of population and infrastructure. Drainage management is very critical and final results is poor water quality ...
• Possibility of Increasing the Land and Water Productivity of Command Area in Labunoruwa Irrigation Tank, Anuradapura, Sri Lanka 

  Sharifi, MB; Wijesekera, NTS [Conference-Full-text]

  In Sri Lanka, farmers prefer to grow paddy because it is their staple food. The most common reason given for the shortfall is the lack of sufficient irrigation water to rescue crop when the rainfall is lean. The lack of ...
• Climate Change Impacts and Adaptation Measures in Giritale Reservoir in Polonnaruwa Sri Lanka 

  Kamran, M; Wijesekera, NTS [Conference-Full-text]

  Climate change is one of the most important global environmental challenges, which affects the overall system by affecting food production, water supply, health, energy, etc. For study purpose Giritale reservoir in Polonnaruwa ...
• Attempting to improve seasonal performance of Land and water productivity through systematic analysis: Case study of Dahanaka Minor Irrigation Tank in Anuradhapura District of Sri Lanka 

  Gamage, PR; Wijesekera, NTS [Conference-Full-text]

  Water conservation in small and medium tanks for agriculture in dry, semi dry and intermediate zones of Sri Lanka are considered as the reason for successful rice cultivation during the period of our ancestors. However, ...
• Hydrological Modelling Approach for Flood and Water Pollution Control in an Ungauged Catchment - A Case Study in Erewwala Catchment in Bolgoda River Basin, Sri Lanka 

  Jayasinghe, SN; Rajapakse, LHL [Conference-Full-text]

  The data scarcity is a widespread, global issue and unavailability of reliable hydro meteorological data is one of the major issues the hydrologists and researchers are facing in Sri Lanka when it comes to water resources ...
• A Raster GIS Model for Water Supply Tower and Source Option Prioritisation in Community Based Water Supply Schemes at Attanagalla, Sri Lanka 

  Kumari, TKNK; Wijesekera, NTS [Conference-Full-text]

  Optimum location identification for the water tower and source is very important for any water supply scheme mainly due to storage capacity, elevation, landuse, yield of the source throughout the year, and the costs for ...
• Investigating the Impacts of Climate Change and Adaptation Options in Handegama Tank for Irrigation Water Management 

  Wangmo, Kinley; Wijesekera, NTS [Conference-Full-text]

  Under the changing climate, major effects are likely to arise from changes to the freshwater resources systems. The water resources under Hadegama scheme are already stressed and under climate change the availability of ...
• Sustainable Solutions for the Drying Up of Groundwater Wells – A Case Study in a Selected Watershed in Dampe, Sri Lanka 

  Dahanayake, AC; Rajapakse, RLHL [Conference-Full-text]

  Groundwater has now become a limited resource due to the adverse impacts of various natural and anthropogenic causes. Due to the increasing population and rapid urbanization, the demand for groundwater has been ever ...
• Computation and Optimization of Snyder’s Synthetic Unit Hydrograph Parameters 

  Thapa, G; Wijesekera, NTS [Conference-Full-text]

  In Sri Lanka, the availability of Snyder’s Synthetic Unit Hydrograph (SSUH) parameters are reported only in the Irrigation Department Guidelines and those are limited to only 19 locations. The present study is to determine ...
• Increasing the Cropping Intensity by Changing the Cropping Pattern in a Minor Tank 

  Alawatugoda, RMMR; Wijesekera, NTS [Conference-Full-text]

  Water scarcity is the main course for the poor cropping intensities and crop failures in most of the minor tanks located in dry zone. This situation can be addressed in several ways. This study focused on changing the ...
• A Quantitative Analysis of Surface water in the Uruboku Oya basin Demonstrating the Application Potential of IWRM Principles to Complex Irrigation Systems 

  Jayadeera, PM; Wijesekera, NTS [Conference-Full-text]

  Utilizing IWRM principals to manage water resources is often limited to policy and institutional options which are qualitative in nature (Mehta et al., 2016). Though application friendly modelling examples which satisfactorily ...
• Study of Urban Water Demand and Distribution System Reliability – A Case Study of Maharagama Water Supply Scheme, Sri Lanka 

  Dissanayake, DMSS; Rajapakse, RLHL [Conference-Full-text]

  Significant variation of flow could be identified during the day for Maharagama water supply scheme. Diurnal problem curve indicates that there is a significant problem level, which is more than 40% of service level, during ...
• Climate Change Impacts and Adaptation Measures for Pahala Divul Wewa, Anuradhapura, Sri Lanka 

  Thakuri, PS; Wijesekera, NTS [Conference-Full-text]

  Present study was carried out to identify possible threats of various climate change scenario and suggest the possible adaptation measures for the food and water security corresponding to irrigation reservoir scale. Pahala ...
• Incorporation of Water Distribution Network Costs in Water Supply System Design Highlighting the Strength of Raster GIS Modelling 

  Dissanayake, DMSS; Wijesekera, NTS [Conference-Full-text]

  Design of Water Supply Scheme is very complex and challenging with the numerous options for source, Towers and Network Layout. It demands a several map based analysis to determine suitable layout with intake locations and ...
• Evaluation of Irrigation Water Issue Practice for Better Water Management at Rajangana Reservoir, Sri Lanka 

  Chemjong, H; Wijesekera, NTS [Conference-Full-text]

  In most parts of Sri Lanka, water is the critical factor for cultivation. Using the appropriate amount of water is the key factor and therefore efficient water management is very important to increase food production. ...
• Determination of a Design Rainfall Pattern by Comparing with its Effect on Streamflow on Greater Colombo Watershed in Sri Lanka 

  Keerthirathne, WH; Wijesekera, NTS [Conference-Full-text]

  IDF curves provide the rainfall quantity corresponding to a particular critical duration and the design return period. In order to carryout infrastructure designs with the use of high resolution mathematical models it is ...
• Raster GIS Modelling when Selecting a Suitable Solid Waste Dumping Site 

  Rathnayaka, RMLU; Wijesekera, NTS [Conference-Full-text]

  Disposal of solid waste is a major problem which is rapidly increasing with the growth of population and development of industries. In a majority of places, open pits have become major disposal locations causing severe ...
• Potential of Water Balance Modelling with Surface Water Pollution Considerations to Manage Ungauged Watersheds with an Emphasis on Multi User Concepts – Demonstrating an Application at a Watershed in Dampe, Sri Lanka 

  Dahanayake, AC; Wijesekera, NTS [Conference-Full-text]

  Practicing integrated water resources management (IWRM) for sustainability is vital when there is multi user competition for the finite fresh water resources. In order to facilitate early decision making, it is necessary ...
• Climate Scenario Identification and Evaluation of Irrigation Responses: Case Study Application of Rambakan Oya Reservoir Using Irrigation Department Guidelines 

  Deshapriya, WVK; Wijesekera, NTS [Conference-Full-text]

  Present study was carried out to demonstrate the capability of Irrigation Department Guideline (IDG) model to assess climate change impacts under variety of scenarios by carrying out a case study of Rambakan oya irrigation ...
• UMCSAWM Water Conference-2017 [Pre-Text] 

  Unknown author [Pre-Text]

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