Question

what is the per capita demand for domestic water consumption?

Answer 1

Norms for water supply is suggested by the Central Public Health and Environmental Engineering Organisation (CPHEEO). However, the norms differ according the classification of towns/cities in urban india. The recommended norms are as follows:

1. Towns with piped water supply but without sewerage system:70 lpcd

2. Cities with piped water supply where sewerage system is existing/ contemplated: 135 lpcd

3. Metropolitan and Mega cities with piped water supply where sewerage system is existing/ contemplated: 150 lpcd

For the details of the norms, please consult CPHEEO Manual on Water Supply and Treatment.

For information on per capita water supply in selected urban centres of India see Status of Water Supply, Sanitation and Solid Waste Management in Urban Areas by National Institute of Urban Affairs, 2005.

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Answer 2

$\huge\mathbb\pink{Question:-}$

what is the per capita demand for domestic water consumption?

$\huge\mathbb\blue{Answer:-}$

In the United States the average is approximately 380 litres (100 gallons) per capita per day for domestic and public needs. Overall, the average total demand is about 680 litres (180 gallons) per capita per day, when commercial and industrial water uses are included.