Codes and guidelines

The following table has documents you should read before you apply for wastewater works design approval.

Document Application Purpose
Administrative procedures for wastewater works design approval in the NT All wastewater systems requiring a wastewater works design approval To assist proponents, owners, designers and installers to establish on-site and decentralised wastewater systems through the Wastewater Works Design Approval process
Code of practice for on-site wastewater management (7.1 mb)

Code of practice for on-site wastewater management (6.4 mb)
Applies to small scale on-site wastewater systems with a maximum design capacity of 8,000 litres per day To ensure the safe disposal and reuse of domestic or other wastewater to protect public and environmental health
Draft guidelines for wastewater works design approval for recycled water systems (1011.1 kb)

Draft guidelines for wastewater works design approval for recycled water systems (1.2 mb)
Applies to large scale on-site and decentralised wastewater systems including recycled water systems and schemes To provide a framework to manage the public health and environmental risks associated with the use of recycled water
Guidelines for land capability assessment for on-site wastewater management (1.3 mb)

Guidelines for land capability assessment for on-site wastewater management (1.4 mb)
Applies to a range of unsewered development proposals including subdivisions and significant developments on single lots To explain the process undertaking a land capability assessment for on-site wastewater management for unsewered development proposals
Waste stabilisation pond design manual (5.3 mb) Applies to waste stabilisation ponds To provide guidance on the planning and design of waste stabilisation pond

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Last updated: 27 June 2017