hi if u have a geologial background, then it would nice to find Gw potential using RS and GIS by findings faults, joints and folds using satellite imagery. for quality u have to test water samples randomly and using interpolation methods in gis for creating maps. there are number of paper avaialble in net, try JOSH papers, search in internet u will get a number of papers.
Hrishikesh
Oct 14, 2009