An assessment of physico-chemical characteristics of ground water samples from the bore wells and dug wells of different 22 locations of Pali district in Rajasthan . Totally 18 parameters were analysed .In many locations maximum parameters within the permissible limit and about 59% samples sites showed higher concentration of fluoride content than the permissible limit and 36 % of the water samples showed higher range of total dissolved solids than the permissible limit. The hydro-chemical facts of ground water of this area were found to be dominated by sodium bicarbonate and sodium chloride.