Variables Units Influent Effluent% removal    
BOD mg/l 140.23 38.32 72.67
COD mg/l 159.55 41.93 73.71
DO mg/l 0.00 7.41 -----
TKN mg/l 13.42 11.50 14.3
NO3N mg/l 2.71 1.32 51
NH4N mg/l 7.55 2.87 61.8
TS mg/l 1.37 1.04 22.08
BOD; Biological Oxygen Demand, COD; Chemical Oxygen Demand, DO; Dissolved Oxygen, TKN; Total Kjeldahl Nitrogen, NO3N; Nitrate Nitrogen, NH4 N; Ammonium Nitrogen,TS; Total Solid
Table 2: Average influent and effluent concentrations of the main variables and coliforms for integrated WSP system.