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Overview of water usage, demand, and availability in Karachi (Modified after Ashir and Khalid84; KWASB).
| Parameters | Population |
|---|---|
| Total average available supply | 550 MGD |
| Populationa | 16.05 million |
| Demand | 1100 MGD |
| Water requirement per capita | 54 gallons |
| Current shortfall (demand–supply) | 650 MGD |
| The average duration of water supply available | 2–4 h/day |
| Water currently available per capita | 25 gallons |
aCensus, 2017, MGD: millions of gallons per day.
