Parameters Average Values WHO
pH 7.3 6.5
Electrical Conductivity µmhos/cm 2900 -
Total Dissolved Solids mg/l 4301.6 2000
COD mg/l 459.3 -
BOD mg/l 104 50
Magnesium mg/l 78 50
Calcium mg/l 108 75
Sodium mg/l 63.2 -
Potassium mg/l 97.2 -
Sulphate mg/l 256 -
Nickel mg/l 8.4 -
Zinc mg/l 12.1 5.0
Table 1: Physico-chemical parameters of untreated textile industry effluent.