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Integration of Thematic Maps Through GIS for Identification of Groundwater Potential zones
Amaresh Kr. Singh & S. Ravi Prakash
Remote Sensing Applications Centre,
U.P., Sector -G, Jankipuram, Lucknow
Email: rsacup@sancharnet.in
amaresh_amu@rediffmail.com
Abstrat
The remote sensing and geo-electrical data combined with Geographical Information System (GIS) technique has proved to be very efficient in assessing the groundwater potential of any area. In the present paper, IRS 1C, LISS III data, geo-electrical data and litho-log data have been used to identify the groundwater potential zones by integrating various thematic maps generated on 1: 50,000 scale. These maps are integrated after assigning weight factors to the identified features in each thematic map depending upon their infiltration characteristics and the groundwater potential zones in Nagar block of Mirzapur district , Uttar Pradesh are demarcated. The area of investigation has been classified into eight categories of groundwater potentiality. The present results show that integration of all attributes provide more accurate results in identification of groundwater potential zones.
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