Question raised in Rajya Sabha on Discharge of Harmful Waste in River Ganga, 02/05/2016 . Central Pollution Control Board (CPCB) has identified 764 industrial units discharging into River Ganga. The five key industrial sectors (Pulp & Paper, Distillery, Sugar, Textile and Tannery) contribute to about 90% of organic pollution load. Sector and State-wise details of the industries is given at Annexure-I. CPCB has issued directions (March, 2015) under Section 18 (1) (b) of Water Act, 1974 to 5 Ganga State Pollution Control Boards for obtaining the action plan from the said sectors industrial units for achieving Zero Liquid Discharge (ZLD) standards. These units have been prescribed effluent quality norms which have to be complied with. Regular monitoring of the industrial units in Ganga Basin is carried out by CPCB for compliance verification of effluent quality norms.