Australia: Water
Total Water Volume: 512 billion cubic meters (bcm) – or about 135.2 trillion gallons.
- Total water volume includes surface water (440 bcm or 116.2 trillion gallons) and ground water (72 bcm or 19.0 trillion gallons).
- Annual Precipitation (average): 509.7 mm | 20.07 inches. (Australian Bureau of Meteorology)
- Potable (rechargeable) water supply per resident: 19,556.8 cubic meters (5.17 million gallons).
- Australia does not depend on water supplies outside of the country… 100% of Australia’s population has access to safe drinking water.