4.10.1.2 Potable Water

• Water of appropriate quality is essential for life

For humans

• Drinking water should have sufficiently low levels of dissolved salts & microbes
• Drinkable water is called potable water
• It isn't pure (chemically) as it contains dissolved substances
• Methods used to produce it depend on:
  • supplies of water
  • local conditions

In the UK

• Rainwater has low levels of dissolved substances (fresh water)
• It collects in rocks called aquifiers (groundwater) or lakes and rivers (surface…