Urban RWH | Centre for Science and Environment

Urban RWH


ANUP AHUJA'S FARM HOUSE RAINWATER HARVESTING

RAINWATER AVAILABLE FOR HARVESTING
Total rooftop and surface area: 1,250 square metres (sq m)

Average annual rainfall in Delhi: 611.8 millimetres (mm)

Total volume of rainwater harvested:
272 cubic metres (m3) or 2,72,811 litres

Therefore, 60 per cent of the total rooftop and surface runoff is being harvested.

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Water Harvesters

 
Ashutosh Agnihotri

Royal Bhutanese Embassy’s Rainwater Harvesting System

 

RAINWATER AVAILABLE FOR HARVESTING

Total rooftop and surface area: 31,363 square metres (sq m)

Average annual rainfall in Delhi: 611 millimetres (mm)

Total volume of rainwater harvested: 7,867 cubic metres (m 3 ) 78,67,000 litres

Therefore, 26 per cent of total rooftop and surface runoff is being harvested.

Nizamuddin East Colony’s Rainwater Harvesting System

 

RAINWATER AVAILABLE FOR HARVESTING

Total rooftop and surface area: 2,00,916 square metres (sq m)
Average annual rainfall in Delhi: 611 millimetres (mm)
Total volume of rainwater harvested: 48,531 cubic metres (m 3 ) or 4,85,13,149 litres.

Therefore, 39.6 per cent of total rooftop and surface runoff is being harvested.

Delhi Gymkhana Club’s Rainwater Harvesting System

 

RAINWATER AVAILABLE FOR HARVESTING
Total rooftop and surface area: 1,13,344 square metres (sq m)
Average annual rainfall in Delhi: 611 millimetres (mm)
Total volume of rainwater harvested: 28,765.8 cubic metres (m 3) or 2,87,65,849.4 litres.

Therefore, 43 per cent of total rooftop and surface runoff is being harvested.

New Friends Club’s Rainwater Harvesting System

 

RAINWATER AVAILABLE FOR HARVESTING

Total rooftop and surface area: 3,700 square metres (sq m)
Average annual rainfall in Delhi: 611 millimetre (mm)
Total volume of rainwater harvested: 960.79 cubic metres (m 3 ) or 9,60,797 litres

Therefore, 42 per cent of total rooftop and surface runoff is being harvested.

Mother Dairy F & V Unit’s Rainwater Harvesting System

 

RAINWATER AVAILABLE FOR HARVESTING

Total rooftop and surface area: 89,370 square metres (sq m)
Average annual rainfall in Delhi: 611 millimetres (mm)
Total volume of rainwater harvested: 32,250 cubic metres (m 3) or 3,22,49,802 litres.

Therefore, 59 per cent of the total rooftop and surface runoff is being harvested.

 

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