Plant Performance

The CETP is being operated and maintained efficiently and so as to achieve the Zero Liquid Discharge (ZLD) standard in compliance to the directions of the TNPCB.

S. No. Parameter Raw Effluent Quality of recylcing water to Tanneries TNPCB Limits for Discharge standard
1 pH 7.5-8.5 7.0-8.0 5.5-9.0
2 TDS 15,000-20,000 520-750 2100
3 TSS 1,500-2,500 BDL 100
4 BOD3d, 27c 1,000-2,000 BDL 30
5 COD 2,500-4,000 17-25 250
6 Cr3+ 003-10 BDL 2

Note: All values in mg/l except pH, BDL-Below Detectable Limit.