This study aimed at studying the whole of geological environment associated with a semi-arid, hard-rock terrain utilizing
hyperspectral satellite data, topographic analysis and 3D visualization techniques to infer hydrological regime in form of
GIS outputs. The study area selected has a rapidly changing land use pattern and subjected to mining activity. Several
natural lakes have dried up and few abandoned mining pits have turned up into lakes. Efforts are being made to restore
the landscape and protect any further degradation. Availability of water is prime decisive factor in all such efforts. In this
study, Hyperion data has been utilized in a unique and elaborated methodology designed to effectively isolate the
intruding urban cover and extract maximum information in an unmixing approach. This has been coupled with ground
surveys as well as analysis of soil / sediment, rock and water samples. ASTER DEM has been used for topographic
analysis using TauDEM to infer watershed and drainage pattern. Apart from geological endmembers, available pockets
of vegetation have been identified as these are themselves an indicator of groundwater availability. This also resulted in
identification of sites suitable for future geophysical surveys to determine the nature of sub-surface fractures. This whole
exercise in detail has been helpful in obtaining a synoptic view of water resource in the region and then subsequent
planning for integrated water resource management.
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