Physico chemical and biological characteristics of of paper effluent from the paper mills of Nilakotai Dindigul(Dt), TamilNadu,were analyzed from Nov 2010 to Apr 2011 in terms of pH,colour,odour,temperature EC,TDS,BOD,COD,Na,Ca and Mg. All the parameters were found to be higher than the WHO prescribed discharge limits for effluent.
