Trade Waste

What is Trade Waste?

  • Trade waste means any liquid waste that is or may be discharged from a Trade Premises or tanker to the Council’s wastewater system of a non-domestic nature.

Why as a Council do we need to maintain/manage Trade Waste?

  • To protect public health and safety.
  • To protect the environment.
  • To protect the inside lining of our Wastewater systems.
  • To protect the function and capability of our Wastewater system and treatment plants.
  • To ensure that substances and volumes are not discharged above levels permitted by consent for discharge into our Wastewater system.

What are some examples of Trade Waste types or sources?



Dairy processing plants
Food processing including canneries
Meat, shellfish, fish
Brewery, winery, distilleries
Manufacturing, fabrication,
Concrete batching plants
Bitumen, tar
Electroplaters, Galvanisers, metal finishing
Fellmongers, tanneries, leather finishings
Chemical manufacturing
Manufacture of chemical, petroleum, coal, rubber and plastic products
Metal fabricators
Manufacture of clay, glass, plaster, masonry, mineral products
Fertiliser/soil amendment product manufacture and handling
Manufacture of paper and paper products
Paint, ink, dye
Adhesives, resins, fibreglass, latex
Timber treatment and manufacturing
Detergents, soaps, cleaning products
OtherCommercial laundries
Dry cleaners
Scientific and medical laboratories
Veterinary surgeries
Landfill leachates
Stock sale yards
Stock truck washes
Vehicle washes
Tankered waste
Photo processing
Spray painting facilities
Textile fibre and textile processors
Educational facilities with laboratories
Premises with commercial macerators
Workshops/service stations/mechanics

How is Trade Waste discharged measured and monitored?

  • Trade Waste flows are measured by the amount of metered drinking water supplied to the property. Where it is required, the discharges are monitored by direct measurement, which includes metering, sampling, and analysis.

Charges for the discharge of Trade Waste and conditions thereof are recovered under the Tararua District Council Trade Waste By-Law 2018

For more information - Tararua District Council Trade Waste By-Law 2018