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waste water management

1. Wastewater Generation Data of India Estimated total: 72,368 million litres per day (MLD) as of March 2021 (Source: Press Information Bureau) Urban areas: 52,000 MLD (Source: Central Pollution Control Board) Wastewater Generation Sources: Rural areas: 20,368 MLD (estimated) Domestic: 67% (Source: Central Pollution Control Board) Industrial: 25% (Source: Central Pollution Control Board) Commercial: 8% (Source: Central Pollution Control Board)

2. Wastewater Generation in the World: Estimated total: 359.4 billion cubic meters per year (Source: Qadir et al., 2021) Domestic: 63% (225.6 billion cubic meters) (Source: Qadir et al., 2021) Industrial: 22% (79.2 billion cubic meters) (Source: Qadir et al., 2021) Agricultural: 15% (54.6 billion cubic meters) (Source: Qadir et al., 2021)