The effluents of Kumbli-Kasari Sugar Factory Kuditre, Kolhapur, was treated by the physico-chemical; and biolo,gical methods viz., colour removal, pH adjustment, lagooning, aeration and pending. Finally treated effluents were used for irrigation. The BOD of the mixed waste 247.5 mg/l was reduced to 155 mg/l in the distal oxidation pond. Significant reductions in alkalinity, chlorides, hardness and calcium levels was recorded. The observation revealed that the regular undertaking of sludge removal from the ponds may certainly; improve the overall efficiency of the treatment system.