The use based water quality is as below;
Designated-Best-Use
Class of water
Criteria
Drinking Water Source without conventional treatment but after disinfectionATotal Coliforms Organism MPN/100ml shall be 50 or less
pH between 6.5 and 8.5
Dissolved Oxygen 6mg/l or more
Biochemical Oxygen Demand 5 days 20°C 2mg/l or less
Outdoor bathing (Organised)BTotal Coliforms Organism MPN/100ml shall be 500 or less pH between 6.5 and 8.5 Dissolved Oxygen 5mg/l or more
Biochemical Oxygen Demand 5 days 20°C 3mg/l or less
Drinking water source after conventional treatment and disinfectionCTotal Coliforms Organism MPN/100ml shall be 5000 or less pH between 6 to 9 Dissolved Oxygen 4mg/l or more
Biochemical Oxygen Demand 5 days 20°C 3mg/l or less
Propagation of Wild life and FisheriesDpH between 6.5 to 8.5 Dissolved Oxygen 4mg/l or more
Free Ammonia (as N) 1.2 mg/l or less
Irrigation, Industrial Cooling, Controlled Waste disposalEpH betwwn 6.0 to 8.5
Electrical Conductivity at 25°C micro mhos/cm Max.2250
Sodium absorption Ratio Max. 26
Boron Max. 2mg/l
Below-E  Not Meeting A, B, C, D & E Criteria