The present article deals with the limnological profile of a man made fresh water pond situated in the village Manguri belonging to Chetganj town area of district Mirzapur. It was constructed in 1958 for the welfare of village people but now it has become a useless water body. As it receives domestic sewage from a residential police line colony established later on the eastside of the pond) without any pretreatment. Limnological investigations of pond water indicate towards high concentration of pH, TSS, hardness, turbidity, alkalinity, BOD, nitrates and phosphates alongwith excessive growth of members of Cyanophycea.