Septic Tanks & Wastewater Treatment Systems

Patterson Plumbing provides professional septic tank, wastewater treatment, and sewerage system installations for residential, rural, commercial, and development projects throughout Melbourne and surrounding regions. Our experienced team delivers complete solutions for properties that are not connected to mains sewer infrastructure, ensuring systems are designed and installed to meet environmental, regulatory, and site-specific requirements.

From new installations and system upgrades to drainage field repairs and treatment plant maintenance, we work closely with property owners, builders, consultants, and water authorities to provide reliable and compliant wastewater management solutions. Using modern excavation equipment and proven installation methods, we ensure every project is completed efficiently, safely, and to the highest industry standards.

Our Septic & Wastewater Services Include:

Septic tank installations and replacements
Sewerage tank systems
Rising main installations
Septic drainage field construction and repairs
Septic line drainage installations
Wastewater treatment plants
Sewer treatment systems
Trade waste drainage systems
Pump stations and associated pipework
Sewer and stormwater connections
Excavation and earthworks
Civil drainage infrastructure
System upgrades and compliance works
Property and development servicing solutions

Whether you require a new septic system for a rural property, an upgrade to an existing treatment plant, or a complete wastewater infrastructure solution for a commercial development, Patterson Plumbing has the knowledge, experience, and equipment to deliver dependable results. Our team provides a complete service from excavation and installation through to drainage, commissioning, and site reinstatement, ensuring a fully integrated wastewater management solution.