Potable water – drinking water and water used for food preparation (also referred to as town water).
Non-potable – water that is not of drinking quality, but still may be used for many other purposes, depending on its quality. Also known as ‘raw water’ or ‘untreated water’
Groundwater – water that is present beneath Earth’s surface in soil pore spaces and in the fractures of rock formations.
Surface water – water on the surface of the Earth such as rivers, lakes, streams and wetlands.
Greywater – the waste water generated from households or office buildings from showers, baths, spas, hand basins, laundry tubs and washing machines.
Dark greywater – water from dishwashers and kitchen sinks (which have higher levels of chemicals, fats and other organic matter).
Black water – water from toilets.
Recycled water – reclaimed or recycled water is the process of converting wastewater into water that can be reused for other purposes. Reuse may include irrigation of gardens and agricultural fields or replenishing surface water and groundwater.
Bore water – water that has accumulated over time in underground aquifers (water storages). A bore is drilled down into the aquifer and water is pumped to the surface for irrigation, town water supply (following additional processing), crops, stock water etc. Also known as ‘groundwater’.