What Is The Acceptable Range Of Biological Oxygen Demand In Drinking Water?
What Is The Acceptable Range Of Biological Oxygen Demand In Drinking Water? BOD values range widely; generally, pristine waters have a value below 1 mg l− 1, moderately polluted waters 2–8 mg l− 1, and treated municipal sewage 20 mg l− 1. Standards for the discharge of effluent from WWTPs have the range 20–30 mg