Upper Lake of Bhopal is among the biggest lakes of India and is a major source of drinking water for citizens of Bhopal. In the present study, water quality assessment was carried out with respect to the parameters like temp, total dissolved solids (TDS),
conductivity, pH, hardness (Carbonate & Bicarbonate), alkalinity, BOD, COD, DO and heavy and toxic metals. The study reveals that the water of Upper Lake is partly polluted and requires suitable majors to check it.