Understanding On-Site Sewer Management Systems in NSW

11th November, 2024

 

In New South Wales, many homes are not connected to the main sewer system. If your home is one of these, you likely rely on an on-site sewage management system (OSSM). This could include a septic tank, composting toilet, or an aerated system. It’s important to understand how these systems work, the responsibilities you have as a homeowner, and how to ensure they are compliant with local regulations.

Types of On-Site Sewer Management Systems

 

There are several types of on-site systems. Septic tanks are the most common. These systems treat wastewater by separating solids from liquids, allowing the liquid to be safely filtered into the soil. Aerated systems, on the other hand, treat wastewater by introducing air into the tank to promote bacterial activity that breaks down solids. Composting toilets treat waste through natural decomposition processes, turning it into compost for use as fertiliser. Each of these systems must meet specific health and environmental standards to ensure they do not harm the community or the environment.

Compliance and Approvals for On-Site Systems

 

Before installing or upgrading any on-site system, homeowners must seek approval from their local council. This approval process involves applying, which may include a waste management report to assess the site’s suitability for the system. The council will evaluate the design and ensure it meets local regulations.

Once installed, homeowners are required to obtain an Approval to Operate their system from the council. This ongoing approval ensures that the system functions correctly and does not pose any risks to public health or the environment.

 

Regular Maintenance is Key

 

On-site sewage management systems must be regularly maintained to operate effectively. Homeowners should hire authorised service agents for routine servicing and inspections. For instance, aerated wastewater treatment systems (AWTS) require servicing every three months, while other systems typically need servicing annually. It is essential that these inspections are carried out by registered technicians to ensure compliance with local council regulations.

Failure to maintain your system can lead to problems such as unpleasant odours, contamination of groundwater, and even system failure. Regular maintenance not only protects your home but also helps prevent costly repairs down the line.

 

Upgrades and Expansion

If you plan to renovate your home, particularly by adding more bedrooms or bathrooms, your existing system may no longer be adequate. It’s important to discuss your plans with the council to determine if an upgrade or expansion of your sewage system is necessary.

 

Managing your on-site sewer system is crucial for both your health and the environment. By ensuring that your system is properly designed, installed, and maintained, you are contributing to a safe and sustainable community. If you’re unsure about the requirements or need assistance, contact our conveyancing firm. We can guide you through the process and ensure your property remains compliant with all relevant regulations.

For more detailed information on sewage management requirements and guidelines in NSW, visit the NSW Department of Planning and Environment – Water website.

 

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