S.No Particular/Unit BOD in mg/L COD in mg/L BOD out mg/L COD out mg/L % Reduction
BOD
mg/L
COD
mg/L
1 Advanced oxidation process coupledcoagulation, and flocculation 4767 5600 959 1150 79 79
2 Biological treatment coupled advanced oxidation processfollowed bysand and activated carbon filters. 959 1150 84 140 91 87
Table 4: Stage wise reduction of biological oxygen demand, and chemical oxygen demand.