Water Quality of River Tungabhadra due to the Discharge of Industrial Effluent at Harihar, District Davanagere, Karnataka State, India

Abstract

Water is a prime mover of all activities and essential feature for all modern developments. Water is distributed in different forms, such as rain water, river water, spring water and mineral water. Rain water is considered to be the purest form, however, is associated with dissolved gases such as CO 2 , SO 2 , NH 3 etc., from atmosphere. Water used for Industrial development and municipal purposes, it is better to ensure the quality of water for these purposes. There is influence of Industrial waste. Sewage on the water quality, the waste products can change the water Chemistry. Water gives life to Industries, but, Industries kill the water Chemistry. The waste water which emerges out after uses from industries have no definite composition, the pollutants associated with industrial effluents such as organic matter, inorganic dissolved solids, fertilizer materials, suspended solids, heavy metals from toxic pollutants and micro organisms and also pathogens. The industrial wastes are responsible for water color, turbidity, odour, hardness, toxic elements, bacteria and micro organisms. Industrial wastes contain poisonous chemicals which are difficult to remove from its homogeneous solution state.