The Trade Waste Code is a key document of the Trade Waste Management System. It establishes the criteria under which approval will be granted to allow a trade waste customer to discharge trade waste to Power and Water’s sewerage system under Section 82(2) of the Water Supply and Sewerage Services Act.
We are currently seeking feedback on the proposed Trade Waste Code 2022 Material Amendments.
See the proposed full copy of the Draft Trade Waste Code which includes the below amendments.
If you have any concerns or feedback about the proposed changes complete this online form.
Trade waste code feedback form
The consultation period will end on Wednesday 31 August 2022.
Power and Water will publish the revised code online if there are no objections to the planned modifications.
Trade Waste Code 2017 versus 2022
Summary of material ammendments
| Amendment No. | Section | Removal from 2017 version of Trade Waste Code | Summary of the addition/update to the 2022 revision of Trade Waste Code | Explanation for amendments |
|---|---|---|---|---|
| 1 | Contents |
1. Customer Category now includes Deemed Customers 2. Reworded Non-compliance "Events" 3. Non-compliance for failure to install or maintain equipment | Inclusion of a deemed customer for minimal discharge. Provided more clarity and distinguished the difference between noncompliant discharge events compared to being a non-compliant customer. | |
| 2 | Introduction |
Trade Waste Customer Management diagram | Removed the diagram as it is no longer suitable and updated the document formatting as per Power and Water’s new branding. | |
| 3 | Scope |
Form and content of standard approvals | 1. Customer agreement categories 2. Non-compliance | To simplify what the scope of the Code is and to include non-compliance. |
| 4 |
Prohibited substances | perfluoroalkyl and polyfluoroalkyl substances | Power and Water do not accept PFAS or PFOS contaminated waste to sewer. | |
| 5 | Contaminate columns | 1. Compliance 2. Risk Ranking 3. Customer Category 4. Deemed Customer 5. Reclassification of non-compliant Category A | Customer Category is not based on the type of discharge therefore removed the levels of SS, BOD, TN and TDS. Customer Category is determined based on volume, risk rank and compliance. Customers with minimal volume where no pre-treatment is required will now be categorised as a deemed customer. Implementing this category aligns with other Water Utilities. The ability to temporarily reclassify non-compliant Category A and B customers to Category C providing the mechanism to apply fees and charges who fail to meet their approval obligations until compliance is met. | |
| 6 |
Pre-treatment equipment | 1. Addition to business types: 2. Addition to pre-treatment equipment | Condensed the list of Business Types and inserted more relevant business types that the customer would recognise and relate more too. Prohibited pre-treatment equipment that has constantly caused issues within Power and Water sewerage network causing blockages is now identified as prohibited in the Code to align with other utilities and assist with reducing potential sewer blockages. | |
| 7 | Risk rank | Hydroponics Textile finishing Wool Carbonising History based on sampling | Cooking Brewery Defence Establishments History updated to base on compliance | Updated business activities that were more relevant to be carried out in Northern Territory for customers to relate too. To contribute to risk ranking weighting is whether the customer is compliant or not. The Trade Waste Management System has been updated to be able to identify whether a customer is compliant or not. |
| 8 | Non-compliance | Non-compliance procedures |
Updated wording to Non-compliance Events Description on reclassifying customer to a Category C failure to maintain equipment due to noncompliance | Provides clarity on a non-compliant one off event (major or minor) compared to being a non-compliant customer. Encourages compliance with ensuring customer maintains pre-treatment equipment as per the customers discharge agreement requirements. |
| 9 |
Appendix B- Trade Waste discharge factor |
Updated discharge factors to align with other utilities | Discharge factors have been updated nationally therefore have aligned with other utilities. |
