19–22 May 2025
US/Mountain timezone

Contaminant Transport Modelling using FEFLOW in Eastern Coastal State of India

21 May 2025, 10:05
1h 30m
Poster Presentation (MS10) Advances in imaging porous media: techniques, software and case studies Poster

Speaker

Kamalakanta Sahu (Indian Institute of Technology Delhi)

Description

Groundwater, while abundant, remains highly susceptible to contamination from industrial effluents, improper waste disposal, and excessive agricultural fertilizer use. In recent years, the improper application of nitrogen-based fertilizers has significantly contributed to nitrate contamination in the groundwater systems of eastern coastal India. This study focuses on two vulnerable regions in Odisha to analyse contaminant transport mechanisms and aquifer dynamics. Utilizing input parameters, shapefiles, and borewell datasets, we employed FEFLOW software to simulate and visualize the three-dimensional movement of nitrate contaminants over a 50-year period. The results indicate a notably faster contaminant migration in Sundargarh compared to Sambalpur, primarily due to differences in aquifer disposition and fertilizer application practices. This research provides critical insights for optimizing fertilizer management strategies and implementing sustainable water resource management practices to ensure safe, nitrate-free drinking water in the region.
Keywords: Modelling, transport, nitrate, contamination, and FEFLOW.

Country India
Water & Porous Media Focused Abstracts This abstract is related to Water
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Primary author

Kamalakanta Sahu (Indian Institute of Technology Delhi)

Co-authors

Sumedha Chakma (Indian Institute of Technology Delhi) Yellamelli Ramji Satyaji Rao (National Institute of Hydrology Roorkee)

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