The streams should be segregated on the level of COD and TDS. then provide separate CETP's upto 5000mg/L COD, 5000-10000, 10000 and above. etc. Tanneries will come in the third category ( Evaporation will do better)

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The streams should be segregated on the level of COD and TDS. then provide separate CETP's upto 5000mg/L COD, 5000-10000, 10000 and above. etc. Tanneries will come in the third category ( Evaporation will do better)