Ignorantia

Area - (710.2 sq km) 710,200,000 sq meters
Annual Rainfall - 2,370 mm
100% rain capture = 1,683,174,000 cu meters/year

Total Water Demand - (1.4 mil cu meters/day) 511,000,000 cu meters/year

Current catchment area = 50%

Households account for 55 percent of Singapore’s water consumption.

The Public Utilities Board (PUB) has harnessed about half of the island to develop the various water supply schemes. Singapore now gets nearly half its drinking water from catchment areas.

via Science Center

Info

According to a survey done in 2003 on 445 households from all household types, the majority of water usage in each household is

* 29% on showers
* 22% on washing in the kitchen sink
* 19% on laundry
* 16% on toilet flushing

Population - 4,737,000 (2009 estimate)
Per capita usage = 296 liters/day
Per capita household usage (55%) = 163 liters/day
Per capita other usage (45%) = 133 liters/day
2012 per capita target = 155 liters/day

Desalinated Water - 49,640,000 cu meters/year

NEWater - 33,580,000 cu meters/year
(15% demand, to increase to 30% by 2011)

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