Nishadi Eriyagama
Senior Regional Researcher - Water Resources Engineer, Deputy Country Manager - Sri Lanka
Areas of expertise
Modeling Floods Risks Climate Integrated Water Resources Management Adaptation Drought Environmental flowsNishadi Eriyagama worked as a Civil Engineer at the Sri Lanka Land Reclamation and Development Corporation (SLLRDC) for over 7 years. She carried out hydrological/hydrodynamic modelling, drainage designs, field supervision and consultancy services for projects, which included the Greater Colombo Flood Control and Environment Improvement Project and the Golf Course Project in Battaramulla, Sri Lanka (currently Water’s Edge). Eriyagama also served as a member of the Environment Monitoring Committees of the Colombo-Katunayake Expressway, Southern Highway and the Outer Circular Highway.
Current projects
Latest news for Nishadi Eriyagama
July-August 2025 Research Journal Roundup
Roundup of research, journal and other academic articles from July and August 2025 ...
IWMI and IUCN explore solutions to Sri Lanka’s environmental challenges
Joint symposium brings together science, policy and community action to protect Sri Lanka's most at-risk biodiversity and water systems ...
Detailed climate projections bolster Sri Lanka’s adaptation planning
Dynamic downscaling reveals potential future climate change impacts across the country ...
A collaborative approach strengthens Sri Lanka’s groundwater conservation
UK's Minister for Indo-Pacific launches citizen science element of Jaffna groundwater project ...
Jaffna’s groundwater crisis requires a collaborative pathway to sustainable water management
IWMI and local partners are developing an intervention which centers climate resilience to safeguard groundwater in Jaffna in Sri Lanka's Northern Province ...
IWMI is working with governments to build water resilience at COP29Â
IWMI women researchers are leading the way on actionable policy recommendations and implementation for water resource management ...
Clarion call to maintain environmental flows to protect Nepal’s rivers
There is growing concern that most hydroelectric dams undermine regulations requiring a minimum 10 percent E-flow to sustain local ecosystems ...
IWMI Environmental Flow Calculators
The IWMI Environmental Flow Calculators are a family of software for desktop rapid assessment of Environmental Flows (EFs) ...
Latest publications by Nishadi Eriyagama
Report
Climate and conflict vulnerability mapping of Northern, Northwestern, Eastern and Uva provinces of Sri Lanka
International Water Management Institute | October 24th, 2025
Journal Article
Beyond the Banks: paving the way for environmental flows in Nepal
Elsevier | September, 2025
Report
Towards the harmonization of global environmental flow estimates: comparing the Global Environmental Flow Information System (GEFIS) with country data
International Water Management Institute | February 7th, 2024
