Septic & Waste Water

Waste Water & Septic Tanks in Darwin

Get A Quote
Emergency Icon

Fast Emergency Repairs

Plumber Icon

Reliable Local Plumbers

Broken Pipe Icon

Eco-Friendly Solutions

Septic & Waste Water Solutions

When it comes to managing wastewater, you need systems that are reliable, efficient and built to last. At Wigg Plumbing, we’ve been providing septic and wastewater solutions across Darwin, Berrimah, Nightcliff, Humpty Doo, Palmerston and Berry Springs for over 30 years. Whether it’s installing a new septic tank, maintaining your existing system, or troubleshooting issues, our team has the experience and tools to ensure your wastewater is handled safely.


As the NT agent for Ozzi Kleen Waste Water Treatment Systems, we offer advanced, Australian-made solutions that treat and irrigate your home’s wastewater in a single tank. If you have a different type of system, no problem—we’re skilled in servicing and maintaining all wastewater treatment brands, ensuring they stay compliant and running smoothly.


Need professional wastewater or septic tank services in Darwin and surrounds? Call Wigg Plumbing on (08) 8947 0321.

Contact Us

Our Projects

Quality plumbing solutions, including hot water systems and wastewater treatment, designed for lasting performance and reliability.

Services for Every Property

At Wigg Plumbing, we know how critical a properly functioning wastewater system is for your property’s health and safety. Whether you’re dealing with an overflowing tank, foul odours, or just need routine maintenance, we’re here to help.


Our Services Include:


  • Septic Tank Installation: We install reliable septic systems designed to meet your property’s needs and ensure safe wastewater management.
  • Routine Maintenance & Repairs: Keep your system working efficiently with regular checks, cleaning and expert repairs to avoid costly breakdowns.
  • Wastewater Treatment Systems: As specialists in Ozzi Kleen systems, we provide installation, servicing and maintenance for advanced wastewater treatment.
  • System Upgrades: Need an upgrade? We’ll assess your current setup and recommend modern, efficient solutions tailored to your needs.


Our goal is simple: to take the stress out of managing your wastewater and ensure your system operates safely, cleanly and reliably. From expert advice to quality workmanship, Wigg Plumbing is your trusted partner for all septic and wastewater needs.

Enquire Here

Locations We Service

Map Icon

Reliable Plumbing, Sustainable Solutions, Lasting Results

Contact Us Today
Share by: