Airport waste is mainly derived from domestic wastewater of passengers, relatives and airport employees. This amount of water accounts for the largest flow of total daily generated wastewater of the airport.
In addition, airport waste water is generated from the following sources:
- Waste water from toilet on the plane. This amount of wastewater has been preliminarily treated with the use of an enzyme that breaks down faeces in water.
- Wastewater from cleaning floors, reception areas, offices, aircraft carriages, etc.
- For some airports that have canteen for food and drink, wastewater is generated in kitchen area.
Airport wastewater is mainly domestic waste, so it is similar to a normal domestic wastewater. The composition of CDO, BOD, SS, coliform, … is average. In accordance with the biological treatment method.