Assam Polyester Co-operative Society Limited (APOL) is situated at Rangia, which is at a distance of about 55 km from Guwahati, Assam. The mill discharges it treated effluent to the vast open area existing in the western side of the mill. People are having agricultural activities in western side of the mill and they complain very often about decreasing production from the land after the mill started operation.