The paper deals with the analysis of some physico-chemical characteristics of water of a fresh water reservoir, Juggar dam Hindaun city, for a period of six months from January-June,2009. The study revealed that the parameters (Temperature, pH, Total dissolved solids, Dissolved oxygen, Free CO , Nitrate, Chloride, Calcium hardness, 2 Magnesium and Biochemical oxygen demand) are within the permissible limits and support good water quality in terms of cleanness and potability. The study emphasized the need to utilize this water body resource for pisciculture and drinking purposely application of scientific management technique for the socio-economic development of the neighboring people.