NATIONAL AQUIFER MAPPING AND MANAGEMENT PLAN NICOBAR DISTRICT ANDAMAN NICOBAR ISLANDS
Category |
Aquifer Mapping |
State |
Andaman And Nicobar Islands
|
District |
Nicobars |
Block |
Campbell Bay Car Nicobar Nancowrie |
Year of Issue |
2023 |
Number of Authors |
5 |
Name of Authors |
Dr. Indranil Roy, Scientist ‘D’ Sujit Sarkar, Scientist ‘D’ Awadhesh Kumar, STA Dr. Nilamoni Barman, Scientist ‘B’ (HM) Atalanta Narayan Chowdhury, Assistant Chemist |
Keywords |
Hydrogeology Groundwater resources Aquifer Hydrological cycle Water availability Water table Water quality monitoring Geophysical surveys Hydrological modeling Sustainability of groundwater ground water intervention, aquifer system study |
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Nicobar District is studied by Central Ground Water Board (CGWB) for its
hydrogeology under over all scope of NAQUIM project. Specifically, aim of the study is to
understand ground water condition of Nicobar district, identify ground water sustainability
issues, vulnerability of aquifer from sea-water ingress, assess the scenario with the
perspective of Demand – Supply Management in view of development plans and ultimately
to come up with a suggestion for mitigation measures based on conceived hydrogeological
model.
Andaman and Nicobar group of islands is a Union Territory of India located in Indian
Ocean. The Nicobar District lies in the southern part of this Union Territory. At present,
Nicobar district consists of 3 tehsils viz. Car Nicobar, Nancowry and Great Nicobar.
Demographic profile of Nicobar district presents mostly a tribal dominated picture.
Population peaked in 2001 where after a decline is observed. Analysis shows that about 98%
of reported area of these islands is under forest cover and the remaining only 2% is available
for other land uses including agriculture.